99 results on '"Najib Majdi Yaacob"'
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2. Psychometric properties of the Chinese version of the sport success scale: a confirmatory study on Chinese adolescents
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Shaoshen Wang, Ying Shuai, Yee Cheng Kueh, Najib Majdi Yaacob, and Garry Kuan
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Sport success ,Confirmatory factor analysis ,Reliability ,Validity ,Chinese athletes ,Psychology ,BF1-990 - Abstract
Abstract Background Sporting success relies not only on athletes’ physical qualities but also involves psychological, technical, and environmental factors. Given the lack of effective tools to comprehensively measure sporting success in the Chinese context, this study aimed to validate the Chinese version of the Sport Success Scale (SSS-C). Methods A total of 604 adolescent basketball players, comprising 301 (49.8%) males and 303 (50.2%) females aged between 12 and 19 (M = 15.53, SD = 1.42), were recruited from secondary schools across 17 cities in Shandong Province, China, to answer the questionnaire, which measured their views on 29 items through a six-point Likert scale. The SSS was translated into Chinese language (SSS-C) using forward-backward translation techniques. Confirmatory Factor Analysis (CFA) was performed using Mplus 8.0 software to assess the structural validity of SSS-C. The reliability and convergent validity were also evaluated. Results CFA results demonstrated an excellent fit to the hypothesized six-factor model based on the fit indices (CFI = 0.997, TLI = 0.997, RMSEA = 0.016 [90% CI: 0.005, 0.022], SRMR = 0.018). All items displayed significant factor loadings above 0.40, supporting the robustness of the model. The SSS-C exhibited high internal consistency reliability (Cronbach’s α ranged from 0.95 to 0.96; Composite Reliability ranged from 0.95 to 0.96) and strong convergent validity (Average Variance Extracted values > 0.50). Conclusion The SSS-C with 29 items was a valid and reliable instrument for comprehensively assessing sport success among Chinese adolescent athletes. The multidimensional approach of the SSS-C provides a new perspective for understanding the psychological factors contributing to athletes’ success, which can inform the development of targeted interventions.
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- 2024
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3. The effect of USM-IAM-based counselling vs standard counselling on insulin adherence, FBS and HbA1c among patients with uncontrolled type 2 diabetes mellitus (T2DM): a randomised controlled trial
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Aida Maziha Zainudin, Aida Hanum Ghulam Rasool, Najib Majdi Yaacob, Rosediani Muhamad, and Wan Mohd Izani Wan Mohamed
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Insulin adherence ,Insulin adherence module ,Diabetes education ,Type 2 diabetes mellitus ,Diabetes ,Universiti Sains Malaysia-insulin adherence module ,Diseases of the endocrine glands. Clinical endocrinology ,RC648-665 - Abstract
Abstract Background Many patients with T2DM on insulin are not optimally controlled despite receiving standard diabetes education counselling. Poor insulin adherence may be a contributing factor. We developed and evaluated a new module [Universiti Sains Malaysia-Insulin Adherence Module (USM-IAM)] on insulin-treated patients with poorly controlled diabetes. Methods Eligibility criteria are those diagnosed with T2DM, aged between 18 and 65 years, with HbA1c between 8 and 15% and on insulin therapy for 1 year. Patients were randomly allocated to receive either the USM-IAM-based counselling or the standard counselling (SC) at baseline and the second visit. Patients were instructed to adjust insulin doses based on blood glucose levels. Outcomes were changes in adherence score, FBS and HbA1c levels from baseline to 3 months and baseline to sixth month. Results Ninety patients were randomised to each group. The baseline sociodemographic and clinical characteristics were homogenous among groups. Ninety patients were analysed for each group. Adherence score changes between baseline to 3 months were − 8.30 (− 11.47, − 5.14) in USM-IAM-based counselling group (USM-IAM) and − 7.64 (− 10.89, − 4.40) in standard counselling group (SCG), between baseline to sixth month were − 10.21 (− 13.40, − 7.03) in USM-IAM and − 10.79 (− 14.64, − 6.97) in SCG. FBS changes between baseline to 3 months were 1.374 (0.25, 2.50) in USM-IAM and 0.438 (− 0.66, 1.54) in SCG, and between baseline to sixth month were 1.713 (0.473, 2.95) in USM-IAM and 0.998 (− 0.02, 2.01) in SCG. HbA1c changes between baseline to 3 months were 1.374 (0.25, 2.50) in USM-IAM and 0.547 (0.12, 0.98) in SCG, and between baseline to sixth month were 1.03 (0.65, 1.41) in USM-IAM and 0.617 (0.20, 1.03) in SCG. Between-subjects effects for all outcomes were not statistically significant. Conclusion Both groups had significant improvements in adherence score and HbA1c with time, with higher improvement in patients receiving the USM-IAM. FBS reductions were significant in the intervention group but not in the control group. Trial registration This study protocol is registered with Clicaltrials.gov with ID NCT05125185 dated 17th November 2021.
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- 2024
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4. Correlation between anti-mullerian hormone with insulin resistance in polycystic ovarian syndrome: a systematic review and meta-analysis
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Mohd Zakwan Md Muslim, Aniza Mohammed Jelani, Noorazliyana Shafii, Najib Majdi Yaacob, Noor Azlin Azraini Che Soh, and Hanim Afzan Ibrahim
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anti-Müllerian hormone ,Polycystic ovary syndrome ,Insulin resistance ,Homeostatic model assessment for insulin resistance ,Systematic review ,Meta-analysis ,Gynecology and obstetrics ,RG1-991 - Abstract
Abstract Background Epidemiological studies regarding the correlation between anti-Müllerian hormone (AMH) and insulin resistance (IR) in polycystic ovarian syndrome (PCOS) remain inconsistent. The primary aim of this study was to determine the correlations between AMH and IR in patients with PCOS and to explore the selected factors that influence the correlations. Methods We conducted systemic searches of online databases (PubMed, Science Direct, Taylor and Francis, Scopus, and ProQuest) from inception to December 20, 2023 and manual searches of the associated bibliographies to identify relevant studies. We then performed subgroup and sensitivity analyses to explore the sources of heterogeneity, followed by a publication bias risk assessment of the included studies using the Joanna Briggs Institute critical appraisal tool. We used a random-effects model to estimate the pooled correlations between AMH and the homeostatic model assessment for insulin resistance (HOMA-IR) in patients with polycystic ovarian syndrome (PCOS). Results Of the 4835 articles identified, 22 eligible relevant studies from three regions were included and identified as low risk of bias. The random-effects pooled correlation estimate was 0.089 (95% confidence interval [CI]: −0.040, 0.215), with substantial heterogeneity (I2 = 87%; τ2 = 0.0475, p
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- 2024
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5. Quantifying the Health–Economy Trade-Offs: Mathematical Model of COVID-19 Pandemic Dynamics
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Dhika Surya Pangestu, Sukono, Nursanti Anggriani, and Najib Majdi Yaacob
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pandemic ,treatment costs ,epidemiological models ,trade-off models ,Electronic computers. Computer science ,QA75.5-76.95 - Abstract
The COVID-19 pandemic has presented a complex situation that requires a balance between control measures like lockdowns and easing restrictions. Control measures can limit the spread of the virus but can also cause economic and social issues. Easing restrictions can support economic recovery but may increase the risk of virus transmission. Mathematical approaches can help address these trade-offs by modeling the interactions between factors such as virus transmission rates, public health interventions, and economic and social impacts. A study using a susceptible-infected-susceptible (SIS) model with modified discrete time was conducted to determine the cost of handling COVID-19. The results showed that, without government intervention, the number of patients rejected by health facilities and the cost of handling a pandemic increased significantly. Lockdown intervention provided the least number of rejected patients compared to social distancing, but the costs of handling the pandemic in the lockdown scenario remained higher than those of social distancing. This research demonstrates that mathematical approaches can help identify critical junctures in a pandemic, such as limited health system capacity or high transmission rates, that require rapid response and appropriate action. By using mathematical analysis, decision-makers can develop more effective and responsive strategies, considering the various factors involved in the virus’s spread and its impact on society and the economy.
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- 2024
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6. A 10-Year Review of Obstetrics Anal Sphincter Injury at a Tertiary Teaching Hospital in the East Coast of Peninsular Malaysia
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Ahmad Amir Ismail, Adibah Ibrahim, Mohd Pazudin Ismail, Nik Ahmad Zuky Nik Lah, Shah Reza Johan Noor, Erinna Mohamad Zon, Wan Fadhlina Wan Adnan, Najib Majdi Yaacob, and Engku Ismail Engku-Husna
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Public aspects of medicine ,RA1-1270 ,Medicine (General) ,R5-920 - Abstract
Introduction: Obstetric anal sphincter injury (OASIS) is an uncommon complication that may occur during vaginal delivery and increases the risk of pelvic floor dysfunction following delivery. This 10-year review is aimed to determine the occurrence of OASIS at a tertiary teaching hospital. Methods: A retrospective review of records of women who had their newborns delivered at Hospital Universiti Sains Malaysia between 2007-2016 was conducted. OASIS was classified according to the classification proposed by Sultan AH in 1999. Women who delivered on the same day with the index delivery but without OASIS acted as the control group (n = 154). Results: There were 61,049 vaginal deliveries over the ten years. A total of 154 women were recorded to have vaginal delivery complicated with OASIS, with a cumulative prevalence of 0.25% per year. Of these, 86% (n = 133) sustained a third-degree, and the remaining 14% (n = 21) had a fourth-degree perineal tear. Three independent risk factors for OASIS were identified using multivariable analysis: primiparity, greater gestational age, and higher infant birth weight. Conclusion: Nulliparous, primiparous, and a higher infant birth weight > 3500 g pose a higher possibility of developing OASIS during vaginal delivery among women who delivered at a tertiary teaching hospital on the east coast of Malaysia.
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- 2023
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7. Endocrine Disorders in Childhood Brain Tumour Survivors
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Nurul Wahidah Ramezan, Suhaimi Hussain, Norsarwany Mohamad, and Najib Majdi Yaacob
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Endocrine disorder, Childhood Brain Tumor Survivors, Risk Factors. ,Diseases of the endocrine glands. Clinical endocrinology ,RC648-665 - Abstract
Objective: The study aims to determine the prevalence and risk factors for endocrine disorders in childhood brain tumour survivors. Methodology: 124 childhood brain tumour survivors aged 18 years old or younger with either stable disease or in remission, and had survived for at least 2 years after diagnosis were included in the study. Demographic data (age at diagnosis, gender, ethnicity, socioeconomic status), clinical clues for endocrine disorders, anthropometrics (weight, height, midparental height), pubertal staging, tumour-related characteristics, treatment modalities and endocrine laboratory measurements at diagnosis and during follow up were obtained. Logistic regression was applied to evaluate risk factors for endocrine disorders in childhood brain tumour survivors. Results: The prevalence of endocrine disorders in childhood brain tumour survivors was 62.1%. The risk factors were high BMI [adjusted odds ratio (OR) 1.29, 95% CI: 1.12 to 1.5], high-risk site [adjusted odds ratio (OR) 7.15, 95% CI: 1.41 to 36.3] and chemotherapy [adjusted odds ratio (OR) 0.18 , 95% CI: 0.05 to 0.62]. Conclusion: The prevalence of endocrine disorders in childhood brain tumour survivors in our centre was 62.1%. The significant risk factors were high BMI, tumour location (suprasellar and intrasellar) and chemotherapy.
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- 2023
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8. Analytical Evaluation of Point-of-Care Finecare™ Procalcitonin Rapid Quantitative Test in Sepsis Population as Compared with Elecsys® BRAHMS Procalcitonin Immunoassay
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Mohd Zulfakar Mazlan, Wan Norlina Wan Azman, Najib Majdi Yaacob, Tan Say Koon, and Nurul Khaiza Yahya
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procalcitonin ,sepsis ,point of care ,intensive care unit ,Medicine (General) ,R5-920 - Abstract
The study compared two plasma procalcitonin (PCT) assays, the point of care (POC) Finecare™ Procalcitonin Rapid Quantitative Test and the Elecsys® BRAHMS PCT immunoassay, in sepsis ICU patients. Forty-one plasma samples were analyzed, showing a strong correlation (r = 0.98) and no significant difference in PCT values. The mean POC PCT value was 4.46 ng/mL (SD 8.68), and for laboratory BRAHMS PCT, it was 4.67 ng/mL (SD 10.03). The study found a strong linear relationship between plasma POC PCT and laboratory BRAHMS PCT (r = 0.98). Different regression methods showed varying intercepts and slopes: Ordinary Least Squares had an intercept of 0.49 and a slope of 0.85; Deming regression showed an intercept of 0.43 and a slope of 0.86; Passing–Bablok regression showed an intercept of 0.02 and a slope of 1.08. Precision results for cut-offs of 0.5 ng/mL were a coefficient of variation (CV) of 5%, and for 2.5 ng/mL, the CV was 2.5%. The Pearson correlation coefficient (r) for linearity was ≥0.99. The study revealed no significant difference between the POC Finecare™ PCT and Elecsys® BRAHMS PCT immunoassay in sepsis samples from ICU patients, supported by strong correlation, minimal bias, a consistent CV, and linearity.
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- 2024
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9. Angiopoietin-Like Protein 4 and Insulin-Like Growth Factor-1 Expression in Invasive Breast Carcinoma in Young Women
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Zaleha Kamaludin, Alaa Siddig, Najib Majdi Yaacob, Alfred K. Lam, and Wan Faiziah Wan Abdul Rahman
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angiopoietin-like protein ,insulin-like growth factor-1 ,breast cancer molecular subtypes ,breast carcinoma in young women ,Physiology ,QP1-981 - Abstract
Biomarker identification is imperative for invasive breast carcinoma, which is more aggressive and associated with higher mortality and worse prognosis in younger patients (50 years). The current study aimed to investigate angiopoietin-like protein 4 (ANGPTL4) and insulin-like growth factor-1 (IGF-1) protein expression in breast tissue from young patients with breast carcinoma. Immunohistochemical staining was applied in formalin-fixed, paraffin-embedded samples of breast carcinoma tissue from young patients aged p = 0.897) and IGF-1 (p = 0.091) expression and molecular subtypes of breast carcinoma. The histological grade was a significant predictor of ANGPTL4 expression (grade 1 vs. grade 3, adjusted odds ratio = 12.39, p = 0.040). Therefore, ANGPTL-4 and IGF-1 expressions are common in young breast carcinoma tissue. There is a potential use of them as biomarkers in breast carcinoma.
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- 2022
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10. Non-compliance to iron chelation therapy in patients with transfusion-dependent thalassaemia
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Allen Shiun Chat Chai, Nani Draman, Siti Suhaila Mohd Yusoff, Nurul Fatihah Azman, Maryam Mohd Zulkifli, Najib Majdi Yaacob, Norsarwany Mohamad, Rosline Hassan, Wan Zaidah Abdullah, and Bin Alwi Zilfalil
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Non-compliance ,Iron chelation therapy ,Transfusion-dependent thalassaemia ,Social support ,Pediatrics ,RJ1-570 - Abstract
Aim: To determine the proportion of non-compliance to iron chelation therapy (ICT) and its associated factors amongst patients with transfusion-dependent thalassaemia (TDT) in Malaysia. Methods: A cross-sectional study was conducted amongst patients with TDT aged 9 years old and above, who were on iron chelation treatment, attending three tertiary hospitals in Kelantan and Terengganu. The socio-demographic, clinical and chelator history of patients were obtained. The compliance of patients to chelators was assessed using the Medication Compliance Questionnaire (MCQ). Social support was assessed using the Medical Outcome Study–Social Support Survey (MOS). Data was analysed using simple and multiple logistic regression. Results: The proportion of non-compliance to ICT was 24.7%. Age, activity restriction and latest serum ferritin level of ≥1000 μg/L were significantly associated with non-compliance to ICT. Conclusion: The non-compliance to ICT amongst patients with TDT in Kelantan and Terengganu is 24.7%. Providing motivational interview, enhanced self-empowerment of patients and psychological support are recommended to improve the non-compliance aspect amongst patients on ICT.
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- 2021
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11. Rate of Weight Gain and its Association with Homeostatic Model Assessment-Insulin Resistance (HOMA-IR) among Obese Children attending Paediatric Endocrine Clinic, Hospital Universiti Sains Malaysia
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Siti Hasmiza Che Mat, Najib Majdi Yaacob, and Suhaimi Hussain
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HOMA-IR ,prognostic factor ,obesity ,insulin resistance ,Diseases of the endocrine glands. Clinical endocrinology ,RC648-665 - Abstract
Objective. We aimed to study the median time to gain weight from baseline and factors that were associated with rate of weight gain among obese children attending pediatric endocrine clinic Hospital USM. Methodology. We recruited 70 participants with the mean age of 10.1 + 2.94 years with exogenous or simple form of obesity from June 2019 until September 2020. We analyzed their demography (age, gender, ethnicity, family background), measured their anthropometry (weight, height, BMI) and monitored monthly weight increment and finally analyzed their HOMA-IR at baseline and after 6 months of follow up. Results. The mean time to gain 5 kg from baseline was 16 weeks (95% CI): (15.2, 16.7). Multivariate analysis showed only HOMA-IR after 6 months was a significant predictor affecting time to gain 5 kg; Adjusted HR: (95%CI) 1.617(1.232, 2.123), (p=0.001). Conclusion. The time to gain 5 kg from baseline weight was increased 1.6 times in the presence of insulin resistance at 6 months follow up in patients with obesity. More intensive education and closed follow-up are recommended for children with obesity.
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- 2022
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12. Perceived quality of care among people with type 2 diabetes mellitus in the north east region of peninsular Malaysia
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Noorfariza Nordin, Suhaily Mohd Hairon, Najib Majdi Yaacob, Anees Abdul Hamid, Seoparjoo Azmel Mohd Isa, and Norzaihan Hassan
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Perceived quality of care ,PACIC ,PACIC-M ,Primary healthcare ,Type 2 diabetes mellitus ,Family doctor concept ,Public aspects of medicine ,RA1-1270 - Abstract
Abstract Background People with type 2 diabetes mellitus (T2DM) are best managed by a chronic care model that is associated with enhanced quality of care and improved patient outcome. Assessing patients’ perceived quality of care is crucial in improving the healthcare delivery system. Hence, this study determined the perceived quality of care among people with T2DM and explored its associations with (i) sociodemographic and clinical characteristics and (ii) types of healthcare clinics to guide future planning. Methods A cross-sectional study involving 20 primary healthcare clinics in the North East Region of Peninsular Malaysia and people with T2DM as the sampling unit was conducted from February to May 2019. The pro forma checklist, interview-guided Skala Kepuasan Interaksi Perubatan-11, and Patient Assessment of Chronic Illness Care (Malay version; PACIC-M) questionnaire were used for data collection. Univariate analysis and linear regression were used to determine the status of perceived quality of care and the factors associated with the perceived quality of care, respectively. Results Overall, data from 772 participants were analyzed. The majority was from the Malay ethnic group (95.6%) with a mean (standard deviation [SD]) glycated hemoglobin A1c (HbA1c) level of 8.91% (2.30). The median (interquartile range [IQR]) of the number of medical officers available at each clinic was 6 (7), with Family Doctor Concept (FDC) clinics having a higher number of medical officers than non-FDC clinics (p = 0.001). The overall mean (SD) PACIC-M score was 2.65 (0.54) with no significant difference between scores of patients treated in the two clinic types (p = 0.806). Higher perceived quality of care was associated with lower number of medical officers (adjusted regression coefficient [Adj.β], − 0.021; p-value [p], 0.001), and greater doctor–patient interaction in all domains: distress relief (Adj.β, 0.033; p,
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- 2021
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13. Prevalence of Metabolic Syndrome and its Associated Risk Factors in Pediatric Obesity
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Wan Muhammad Najib Wan Mahmud Sabri, Rashdan Zaki Mohamed, Najib Majdi Yaacob, and Suhaimi Hussain
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prevalence ,metabolic syndrome ,risk factors ,obese children ,Diseases of the endocrine glands. Clinical endocrinology ,RC648-665 - Abstract
Objective. We aimed to study the prevalence of metabolic syndrome (MetS) and the factors associated with metabolic syndrome among obese children. Methodology. We recruited 175 subjects, aged 7 to 18 years old, referred for obesity. We studied their demography (age, gender, ethnicity, family background), performed clinical/auxological examinations [weight, height, body mass index (BMI), waist circumference (WC), blood pressure (BP)], and analyzed their biochemical risks associated with metabolic syndrome [fasting plasma glucose (FPG), fasting lipid profile (FLP), fasting insulin, liver function tests (LFT)]. MetS was identified according to the criteria proposed by the International Diabetes Federation (IDF) for pediatric obesity. Multiple logistic regression models were used to examine the associations between risk variables and MetS. Results. The prevalence of metabolic syndrome among children with obesity was 56% (95% CI: 48.6 to 63.4%), with a mean age of 11.3 ± 2.73 years. Multiple logistic regression analysis showed age [adjusted odds ratio (OR) 1.27, 95% CI: 1.15 to 1.45] and sedentary lifestyle (adjusted OR 3.57, 95% CI: 1.48 to 8.59) were the significant factors associated with metabolic syndrome among obese children. Conclusion. The prevalence of metabolic syndrome among obese children referred to our centers was 56%. Older age group, male gender, birth weight, sedentary lifestyle, puberty and maternal history of gestational diabetes mellitus (GDM) were found to be associated with MetS. However, older age group and sedentary lifestyle were the only significant predictors for metabolic syndrome.
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- 2022
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14. Psychometric properties of the Malay version of the Behavioural Regulation in Exercise Questionnaire (BREQ-3).
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Shirlie Chai, Yee Cheng Kueh, Najib Majdi Yaacob, and Garry Kuan
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Medicine ,Science - Abstract
BackgroundThe present study aimed at validating the Malay-language version of the Behavioural Regulation in Exercise Questionnaire (BREQ-3M) using confirmatory factor analysis (CFA).MethodsData were collected from undergraduate students in the Health Campus, Universiti Sains Malaysia. A total of 674 students completed the BREQ-3M (male: 19.4%, female: 80.6%), with a mean age of 20.27 years (SD = 1.35). Behavioural regulation was assessed with the 24-item BREQ-3M. Standard forward-backward translation was performed to translate the English version of BREQ-3 into the Malay version.ResultsThe initial measurement models tested did not result in a good fit for the data. Subsequent examination of the CFA results suggested some modifications, including adding correlations between the item residuals within the same subscale and deletion of identified regulation. These modifications resulted in good fit indices (Root Mean Square Error of Approximation, RMSEA = 0.049; Comparative Fit Index, CFI = 0.949; Tucker-Lewis Index, TLI = 0.938; Standardised Root Mean Square Residual, SRMR = 0.049). The final measurement model comprised 20 items and had significant factor loadings of more than 0.50, ranging from 0.580 to 0.868. The composite reliability ranged between 0.746-0.841 for the five-factor model.ConclusionsThe 20-item translated version of BREQ-3M is valid and reliable for assessing the behavioural regulation for exercise among university students in Malaysia.PerspectiveThis study examined the psychometric properties of the Malay-language BREQ-3. It was the first to assess the measurement model in Malaysia using CFA.
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- 2022
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15. Serum Anti-Müllerian hormone in polycystic ovary syndrome and its relationship with insulin resistance, lipid profile and adiponectin
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Thien Jun Jun, Aniza Mohammed Jelani, Julia Omar, Rahimah Abdul Rahim, and Najib Majdi Yaacob
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adiponectin ,anti-müllerian hormone ,insulin resistance ,lipid profile ,polycystic ovary syndrome ,Diseases of the endocrine glands. Clinical endocrinology ,RC648-665 ,Diseases of the digestive system. Gastroenterology ,RC799-869 - Abstract
Objectives: This study was done to estimate serum anti-Müllerian hormone (AMH) level in polycystic ovary syndrome (PCOS) patients and to correlate serum AMH level with insulin resistance, lipid profile, and adiponectin levels. Materials and Methods: A cross-sectional study was conducted at Hospital Universiti Sains Malaysia (Hospital USM), Health Campus, Kubang Kerian, Kelantan, Malaysia. Thirty newly diagnosed patients with PCOS attending gynecology clinic between July 2016 and April 2017 were recruited. Fasting venous blood samples were collected from the subjects. Serum AMH, insulin, adiponectin, triglycerides, high-density lipoprotein cholesterol (HDL-C), and plasma glucose levels were measured, and insulin resistance was calculated based on homeostasis model of assessment-insulin resistance (HOMA-IR). The serum AMH level was estimated, and the correlation of serum AMH level with the metabolic parameters was analyzed. Results: The median of serum AMH levels in women with PCOS was 6.8 ng/mL (interquartile range: 7.38 ng/mL). There was a significant negative correlation between serum AMH and HOMA-IR or triglyceride levels (r = −0.49, P = 0.006 and r = −0.55, P = 0.002, respectively). A significant positive correlation was observed between serum AMH and serum HDL-C or serum adiponectin levels (r = 0.56, P = 0.001 and r = 0.44, P = 0.014, respectively) in all study subjects. Conclusion: The serum AMH level is associated with HOMA-IR, triglycerides, HDL-C, and adiponectin levels, and hence it may be used as a potential cardiometabolic risk marker in women with PCOS.
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- 2020
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16. Modelling excess mortality among breast cancer patients in the North East Region of Peninsular Malaysia, 2007–2011: a population-based study
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Tengku Muhammad Hanis, Najib Majdi Yaacob, Suhaily Mohd Hairon, Sarimah Abdullah, Noorfariza Nordin, Noor Hashimah Abdullah, and Mohd Faiz Md Ariffin
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Breast cancer ,Relative survival ,Excess hazard ,Excess mortality ,Public aspects of medicine ,RA1-1270 - Abstract
Abstract Background Measurement of breast cancer burden and identification of its influencing factors help in the development of public health policy and strategy against the disease. This study aimed to examine the variability of the excess mortality of female breast cancer patients in the North East Region of Peninsular Malaysia. Methods This retrospective cohort study was conducted using breast cancer data from the Kelantan Cancer Registry between 2007 and 2011, and Kelantan general population mortality data. The breast cancer cases were followed up for 5 years until 2016. Out of 598 cases, 549 cases met the study criteria and were included in the analysis. Modelling of excess mortality was conducted using Poisson regression. Results Excess mortality of breast cancer varied according to age group (50 years old and below vs above 50 years old, Adj. EHR: 1.47; 95% CI: 1.31, 4.09; P = 0.004), ethnicity (Malay vs non-Malay, Adj. EHR: 2.31; 95% CI: 1.11, 1.96; P = 0.008), and stage (stage III and IV vs. stage I and II, Adj. EHR: 5.75; 95% CI: 4.24, 7.81; P
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- 2019
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17. Medication Adherence to Intranasal Corticosteroids in Allergic Rhinitis Patients with Comorbid Medical Conditions
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Prempreet Kaur Manjit Singh, Elang Kumaran Krishnan, Norhafiza Mat Lazim, Najib Majdi Yaacob, and Baharudin Abdullah
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allergic rhinitis ,intranasal corticosteroids ,medication adherence ,comorbid medical diseases ,adverse effects ,Brief Medication Questionnaire ,Pharmacy and materia medica ,RS1-441 - Abstract
Background: To determine medication adherence to intranasal corticosteroid spray (INCS) among allergic rhinitis (AR) patients with comorbid medical conditions. Methods: A cross-sectional study was conducted. Adults above 18 years old with persistent symptoms of AR and comorbid physician-diagnosed asthma, eczema, diabetes mellitus (DM) and hypertension (HPT) were included. The severity of symptoms was assessed by the total nasal symptom score (TNSS), medication adherence was based on the patients’ diaries and barriers to adherence were analyzed by the Brief Medication Questionnaire. Results: 185 participants were enrolled. The medication adherence was 58.9%. Medication adherence was significantly superior in participants with elevated total serum immunoglobulin E (IgE) (χ2 = 8.371, p < 0.05), house dust mite (HDM) allergy to Dermatophagoides pteronyssinus (DP) type (χ2 = 5.149, p < 0.05) and severe TNSS at the first visit (χ2 = 37.016, p < 0.05). Adherence was twice more likely in DP allergy, 2.7 times more likely in elevated total IgE and 15 times more likely in severe TNSS at the first visit. Among the barriers to adherence was lack of symptoms, taking medication only when necessary, fear of adverse effects, running out of medication, experiencing bothersome effects, ineffective response, forgetfulness and taking too many medications. Only lack of symptoms, taking medication when symptomatic, fear of adverse effects and running out of medication were significant. No significant association was found between asthma/eczema (χ2 = 0.418, p > 0.05), HPT/DM (χ2 = 0.759, p > 0.05) and multi-medicine use (χ2 = 1.027, p > 0.05) with medication adherence. Conclusions: Patients having AR with severe nasal symptoms at first presentation, who are sensitized to DP HDM and who have elevated total serum IgE levels have a higher adherence to INCS use. The use of multiple medicines had no impact on the adherence to INCS. As a lack of symptoms was a barrier towards adherence, the benefits of using INCS according to the prescribed dose and frequency must be emphasized to patients with mild and moderate AR at each medical visit. A good rapport between patients and their health care providers is needed to build trust and overcome the barriers, particularly to allay the fears of adverse effects of INCS. The other barriers, such as running out of supply, can be overcome by posting medications directly to patients by the healthcare providers.
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- 2022
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18. Net survival differences of breast cancer between stages at diagnosis and age groups in the east coast region of West Malaysia: a retrospective cohort study
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Tengku Muhammad Hanis, Najib Majdi Yaacob, Suhaily Mohd Hairon, and Sarimah Abdullah
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Medicine - Abstract
Objective Estimation of the net survival of breast cancer helps in assessing breast cancer burden at a population level. Thus, this study aims to estimate the net survival of breast cancer at different cancer staging and age at diagnosis in the east coast region of West Malaysia.Setting Kelantan, Malaysia.Participants All breast cancer cases diagnosed in 2007 and 2011 identified from Kelantan Cancer Registry.Design This retrospective cohort study used a relative survival approach to estimate the net survival of patients with breast cancer. Thus, two data were needed; breast cancer data from Kelantan Cancer Registry and general population mortality data for Kelantan population.Primary and secondary outcome measures Net survival according to stage and age group at diagnosis at 1, 3 and 5 years following diagnosis.Results The highest net survival was observed among stage I and II breast cancer cases, while the lowest net survival was observed among stage IV breast cancer cases. In term of age at diagnosis, breast cancer cases aged 65 and older had the best net survival compared with the other age groups.Conclusion The age at diagnosis had a minimal impact on the net survival compared with the stage at diagnosis. The finding of this study is applicable to other populations with similar breast cancer profile.
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- 2021
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19. Comparison of Vitamin D Levels, Bone Metabolic Marker Levels, and Bone Mineral Density among Patients with Thyroid Disease: A Cross-Sectional Study
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Masliza Hanuni Mat Ali, Tuan Salwani Tuan Ismail, Wan Norlina Wan Azman, Najib Majdi Yaacob, Norhayati Yahaya, Nani Draman, Wan Mohd Izani Wan Mohamed, Mohd Shafie Abdullah, Hanim Afzan Ibrahim, Wan Nor Fazila Hafizan Wan Nik, and Mafauzy Mohamed
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hyperthyroid ,hypothyroid ,euthyroid ,vitamin d ,bone turn over markers ,bone mineral density ,Medicine (General) ,R5-920 - Abstract
Thyroid hormones have a catabolic effect on bone homeostasis. Hence, this study aimed to evaluate serum vitamin D, calcium, and phosphate and bone marker levels and bone mineral density (BMD) among patients with different thyroid diseases. This cross-sectional study included patients with underlying thyroid diseases (n = 64, hyperthyroid; n = 53 euthyroid; n = 18, hypothyroid) and healthy controls (n = 64). BMD was assessed using z-score and left hip and lumbar bone density (g/cm2). The results showed that the mean serum vitamin D Levels of all groups was low (
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- 2020
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20. Factors associated with the severity of hypertension among Malaysian adults.
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Balkish Mahadir Naidu, Muhammad Fadhli Mohd Yusoff, Sarimah Abdullah, Kamarul Imran Musa, Najib Majdi Yaacob, Maria Safura Mohamad, Norhafizah Sahril, and Tahir Aris
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Medicine ,Science - Abstract
High blood pressure is a worldwide problem and major global health burden. Whether alone or combined with other metabolic diseases, high blood pressure increases the risk of cardiovascular disease. This study is a secondary data analysis from the National Health and Morbidity Survey 2015, a population-based study that was conducted nationwide in Malaysia using a multi-stage stratified cluster sampling design. A total of 15,738 adults ≥18-years-old were recruited into the study, which reports the prevalence of hypertension stages among adults in Malaysia using the JNC7 criteria and determinants of its severity. The overall prevalence of raised blood pressure was 66.8%, with 45.8% having prehypertension, 15.1% having Stage 1 hypertension, and 5.9% having Stage 2 hypertension. In the multivariate analysis, a higher likelihood of having prehypertension was observed among respondents with advancing age, males (OR = 2.74, 95% CI: 2.41-3.12), Malay ethnicity (OR = 1.21, 95% CI: 1.02-1.44), lower socioeconomic status, and excessive weight. The factors associated with clinical hypertension (Stages 1 and 2) were older age, rural residency (Stage 1 OR = 1.22, Stage 2 OR = 1.28), Malay ethnicity (Stage 2 OR = 1.64), diabetes (Stage 2 OR = 1.47), hypercholesterolemia (Stage 1 OR = 1.34, Stage 2 OR = 1.82), being overweight (Stage 1 OR = 2.86, Stage 2 OR = 3.44), obesity (Stage 1 OR = 9.01, Stage 2 OR = 13.72), and lower socioeconomic status. Almost 70% of Malaysian adults are at a risk of elevated blood pressure. The highest prevalence was in the prehypertension group, which clearly predicts a future incurable burden of the disease. Public health awareness, campaigns through mass and social media, and intervention in the work place should be a priority to control this epidemic.
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- 2019
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21. An easy-to-use computer program for standardisation methods of population morbidity data.
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Mei-Sing Ong, Wan Nor Arifin, Najib Majdi Yaacob, and Nyi Nyi Naing
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- 2020
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22. Association between serum uric acid levels with essential hypertension and its metabolic variables in Hospital Universiti Sains Malaysia.
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Zulkarnain Mustapha, Wan Mohd Saifuhisam Wan Zain, Najib Majdi Yaacob, and Jelani, Aniza Mohammed
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- 2024
23. Factors affecting central macular thickness of diabetic macular oedema patients after an induction treatment of intravitreal ranibizumab
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Md Tahir Nursyafiqah, Ab Hamid Siti‐Azrin, Najib Majdi Yaacob, Wan‐Adnan Wan‐Nor‐Asyikeen, and Embong Zunaina
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Infectious Diseases ,Public Health, Environmental and Occupational Health ,Parasitology - Published
- 2023
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24. Outcomes and Determinant Factors of Percutaneous Transcatheter Occlusion among Children with Patent Ductus Arteriosus in the East Coast Malaysia: A 10 Year Experience
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Nur Jannah Abdul Ghani, Ariffin Nasir, Najib Majdi Yaacob, Wan Pauzi Wan Ibrahim, Abdul Rahim Wong, Nor Rosidah Ibrahim, and Mohd Rizal Mohd Zain
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Introduction: Transcatheter closure was a well-established procedure in patent ductus arteriosus (PDA). The aim of the study was to determine the outcomes, median time and PDAs closure from diagnosis and the predictive factors which influenced the decision for PDA closure. Material and methods: A 10-year retrospective record review was performed involving patients who had undergone transcatheter closure of PDA from January 2007 to January 2017 at a single centre in the North-eastern of Peninsular Malaysia. Descriptive statistics were used to examine all variables. Kaplan-Meier survival analysis was applied to determine median time for diagnosis and transcatheter closure of PDA. Multiple Cox regression analysis was used to identify predictors for early intervention of PDA closure. Results: A total of 123 patients were recruited with 65.9% of them were predominantly female. The age at the time of diagnosis was between 4-day to 14.5-year-old and median age for undergoing the procedure was 2.6-year-old (range:3-month to 15.8-year-old). The PDA size ranged between 0.2-12mm with 59% of the patients had large size PDA. Successful closure rate was achieved in 96.2 % with 3.8 % having very minimal residual shunt at 2 years post procedure. Complications were noted in 17 patients (4.0% major, 9.8% minor). Overall, the median time to diagnose and to close PDA were 6 months and 16.9 months respectively. Earlier intervention was likely to be performed in younger children (p
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- 2022
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25. Disruption of Thalamocortical Connectivity in Spastic Cerebral Palsy: A Probabilistic Tractography Study
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Siti Fatimah Mukhtar, Asma Hayati Ahmad, Anna Alicia Simok, Jafri Malin Abdullah, Aimi Nadhiah Abdullah, Siti Hajar Zabri, Wan Sarah Wan Ahmad Kamil, Najib Majdi Yaacob, Nur Asma Sapiai, and Zul Izhar Mohd Ismail
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Psychiatry and Mental health ,Health (social science) ,Neurology ,Developmental and Educational Psychology ,Neurology (clinical) ,Applied Psychology - Abstract
Objectives: This study aimed to investigate the probabilistic connectivity between the thalamus and motor areas of the cerebral cortex in spastic cerebral palsy (SCP). We explored the integrity of motor tracts between the thalamus and cerebral cortex by quantifying the thalamic probabilistic connectivity with motor cortices (namely primary motor cortex, supplementary motor area, and premotor cortex) in SCP using diffusion MRI. The current study also parcellated the thalamus according to its connectivity to the three motor cortices in healthy control and SCP. Methods: Probabilistic tractography was performed on secondary diffusion MRI data of eight SCP patients (mean age 11.9 years old) and ten healthy controls. The connection probability index, an indirect indicator of white matter integrity, was measured between the thalamus to three areas of the motor cortex; primary motor, premotor and supplementary motor. The thalamus was further parcellated according to its connection probability with the motor cortices. Results: The pattern of thalamocortical connectivity in cerebral palsy was found to be varied and mainly complied with the patient's clinical presentation. In comparison with controls, the SCP patients showed either lower or higher connection probabilities to the motor cortices. A striking feature of thalamic parcellation in SCP was the presence of a cluster with a positive connection to the supplementary motor area. Conclusion: Our findings suggest that the thalamocortical connectivity in SCP was different from healthy individuals and largely follows the clinical manifestation. There was also evidence of neuroplasticity serving as a compensatory mechanism for the motor deficit in patients with SCP.
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- 2022
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26. Development and Validation of a New Knowledge, Attitude, and Practice Questionnaire on COVID-19 Pandemic Control and Prevention in Malaysia
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Safiya Amaran, Husbani Mohd Amin Rebuan, Aniza Abdul Aziz, Najib Majdi Yaacob, and Suhaily Mohd Hairon
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Microbiology (medical) ,Immunology ,Immunology and Allergy - Abstract
The acceptance of COVID-19 control and preventive measures by the Malaysian public is crucial as Malaysia moves toward a safer endemic phase. Our study aimed to develop and validate a new tool to measure the knowledge, attitude, and practice of COVID-19 control and preventive measures among adults in Terengganu, Malaysia. A questionnaire was developed through theoretical research and expert consultations. A cross-sectional study was conducted among 670 staff and students of Universiti Sultan Zainal Abidin, Terengganu recruited by convenient sampling. Validity and reliability were analysed. The validity of the knowledge domain was determined through Item Response Theory (IRT) analysis which revealed 26 items derived from six categories: etiology, symptoms, mode of transmission, risk factor for infection, and high-risk group. The construct validity of the attitude domain was determined through Exploratory Factor Analysis (EFA) and Confirmatory Factor Analysis (CFA) revealed 34 items that lead to seven factors: fear, responsibility, movement restriction, information, quarantine, screening, medium for information. Construct validity of the practice domain revealed 16 items that loaded to three factors: hand washing, movement restriction and mask-wearing. Among the key findings of this study was high level of knowledge of respondents regarding specific situations and activities and respondents agreed that the most effective way to receive information was via television casting. The questionnaire was shown to have satisfying psychometric properties and can be used as a tool in future research in public knowledge, attitude and practice to control and prevent COVID-19.
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- 2022
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27. Radiological anatomical variations of the lateral nasal wall and anterior skull base amongst different populations: A systematic review and meta‐analysis
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Farah Dayana Zahedi, Najib Majdi Yaacob, De Yun Wang, and Baharudin Abdullah
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Otorhinolaryngology - Abstract
To determine the anatomical variations of the lateral nasal wall and anterior skull base amongst populations in different geographical regions.Systematic review and meta-analysis.Using PRISMA guidelines, SCOPUS and PUBMED databases were searched from inception until 1 March 2022. The regions and populations identified were from Europe, Asia, Middle East, Australia-New Zealand-Oceania, South America, North America and Africa. Random-effects model was used to estimate the pooled prevalence with 95% confidence intervals (CIs). Heterogeneity was assessed using the IAnatomical variations of the lateral nasal wall and anterior skull base confirmed by computed tomography scan.Fifty-six articles were included with a total of 11 805 persons. The most common anatomical variation of the ostiomeatal complex was pneumatization of the agger nasi (84.1%), olfactory fossa was Keros type 2 (53.8%) and ethmoids was asymmetry of the roof (42.8%). Sphenoethmoidal and suprabullar cells have a higher prevalence in North Americans (53.7%, 95% CI: 46.00-61.33) while asymmetry of ethmoid roof more common in Middle Easterns (85.5%, 95% CI: .00-100). Bent uncinate process has greater prevalence in Asians while supraorbital ethmoid cells and Keros type 3 more common in non-Asians. The overall studies have substantial heterogeneity and publication bias.Certain anatomic variants are more common in a specific population. The 'approach of analysis' plays a role in the prevalence estimates and consensus should be made in future studies regarding the most appropriate 'approach of analysis' either by persons or by sides.
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- 2022
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28. Emotional and Behavioural Problems among Preschool Children in Northeast Peninsular Malaysia: Parent Report Version
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Hashim, Mohamad Hazni Abd Rahim, Mohd Ismail Ibrahim, Azriani Ab Rahman, Najib Majdi Yaacob, and Nor Syuhada Farhanis
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preschool children ,behavioural problems ,emotional problem ,strengths and difficulties questionnaire ,factor associated - Abstract
The rising prevalence of mental health disorders among children is a serious concern. Young children who exhibit early warning signs of mental health issues are more likely to develop symptoms in the same or overlapping regions years later. The research aimed to identify emotional and behavioural problems and associated factors in Malaysian preschools. A sample of young children aged 4–6 years from public and private preschools was chosen using a multistage random sampling method. Data were collected from 18 preschools via a parent survey using the Strengths and Difficulties Questionnaire (SDQ). The sample involved 557 children in the SDQ assessment (92%). The overall estimated prevalence of emotional and behavioural problems was 8.4%. Peer problems were the most prevalent attribute, with a percentage of 19.7%. Conduct problems were found in 5.2%, hyperactivity problems in 5.6%, prosocial behaviours in 13.5%, and emotional problems in 6.8%. Girls showed a significant increase in behavioural and emotional problems compared to boys. Having one parent working, having more than two siblings, and having a single-parent family were associated with emotional and behavioural problems. The prevalence of emotional and behavioural problems in Malaysian children was relatively low compared to data from previous studies and other Asian countries but consistent with European studies. Measuring mental health disparities in young children helps stakeholders launch local early intervention programmes.
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- 2023
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29. Translation, Cross-Cultural Adaptation and Validation of Movement Behaviour Questionnaire into Malay Language (MBQ-M) for Measuring Movement Behaviors among Preschool Children in Kelantan, Malaysia
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Mohamad Hazni Abd Rahim, Mohd Ismail Ibrahim, Azriani Ab Rahman, and Najib Majdi Yaacob
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Health Information Management ,Leadership and Management ,Health Policy ,Health Informatics ,translation ,cross-cultural adaptation ,movement behaviors ,Malay translation ,preschools - Abstract
Measuring movement behaviours such as physical activity, sedentary behaviour, and sleep throughout 24 h is critical for assessing early childhood development. A valid tool based on cultural adaptation is required to achieve an appropriate result. Thus, this study aims to translate, culturally modify, and validate the movement behaviour questionnaire (MBQ) into Malay (MBQ-M) for preschool children in Kelantan, Malaysia. Permission to translate was obtained and the MBQ was translated using a ten-step process. Ten independent experts evaluated the content validity in terms of the content validity ratio (CVR), scale-level content validity index-average (SCVI-average), item-level content validity index (I-CVI), and the modified kappa statistic. The original questionnaire had modest adjustments: CVR 0.91, SCVI-average 0.93 for clarity, 0.95 for simplicity, and 0.93 for ambiguity. The SCVI-average relevance was 0.95, and the majority kappa value was excellent (>0.74). All the data imply that the overall content validity of the MBQ items is appropriate. Thirty parents assessed face validity, and the scale-level face validity index (S-FVI/Ave) for clarity (0.95) and comprehension (0.95) was satisfactory. In conclusion, the MBQ-M has satisfactory and acceptable content validity and face validity. Thus, it can be used as a valid tool to measure 24-h movement behaviours among preschool children in Malaysia.
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- 2023
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30. A Comparison between the Online Prognostic Tool PREDICT and myBeST for Women with Breast Cancer in Malaysia
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Mohd Nasrullah Nik Ab Kadir, Suhaily Mohd Hairon, Imi Sairi Ab Hadi, Siti Norbayah Yusof, Siti Maryam Muhamat, and Najib Majdi Yaacob
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Cancer Research ,Oncology ,breast neoplasm ,prognosis ,women ,Malaysia ,online prognostic tool - Abstract
The PREDICT breast cancer is a well-known online calculator to estimate survival probability. We developed a new prognostic model, myBeST, due to the PREDICT tool’s limitations when applied to our patients. This study aims to compare the performance of the two models for women with breast cancer in Malaysia. A total of 532 stage I to III patient records who underwent surgical treatment were analysed. They were diagnosed between 2012 and 2016 in seven centres. We obtained baseline predictors and survival outcomes by reviewing patients’ medical records. We compare PREDICT and myBeST tools’ discriminant performance using receiver-operating characteristic (ROC) analysis. The five-year observed survival was 80.3% (95% CI: 77.0, 83.7). For this cohort, the median five-year survival probabilities estimated by PREDICT and myBeST were 85.8% and 82.6%, respectively. The area under the ROC curve for five-year survival by myBeST was 0.78 (95% CI: 0.73, 0.82) and for PREDICT was 0.75 (95% CI: 0.70, 0.80). Both tools show good performance, with myBeST marginally outperforms PREDICT discriminant performance. Thus, the new prognostic model is perhaps more suitable for women with breast cancer in Malaysia.
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- 2023
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31. myBeST—A Web-Based Survival Prognostic Tool for Women with Breast Cancer in Malaysia: Development Process and Preliminary Validation Study
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Mohd Nasrullah Nik Ab Kadir, Suhaily Mohd Hairon, Najib Majdi Yaacob, Siti Norbayah Yusof, Kamarul Imran Musa, Maya Mazuwin Yahya, Seoparjoo Azmel Mohd Isa, Muhammad Hafizuddin Mamat Azlan, and Imi Sairi Ab Hadi
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web-based tool ,breast cancer ,Health, Toxicology and Mutagenesis ,Public Health, Environmental and Occupational Health ,eHealth ,prognosis ,Malaysian women - Abstract
Women with breast cancer are keen to know their predicted survival. We developed a new prognostic model for women with breast cancer in Malaysia. Using the model, this study aimed to design the user interface and develop the contents of a web-based prognostic tool for the care provider to convey survival estimates. We employed an iterative website development process which includes: (1) an initial development stage informed by reviewing existing tools and deliberation among breast surgeons and epidemiologists, (2) content validation and feedback by medical specialists, and (3) face validation and end-user feedback among medical officers. Several iterative prototypes were produced and improved based on the feedback. The experts (n = 8) highly agreed on the website content and predictors for survival with content validity indices ≥ 0.88. Users (n = 20) scored face validity indices of more than 0.90. They expressed favourable responses. The tool, named Malaysian Breast cancer Survival prognostic Tool (myBeST), is accessible online. The tool estimates an individualised five-year survival prediction probability. Accompanying contents were included to explain the tool’s aim, target user, and development process. The tool could act as an additional tool to provide evidence-based and personalised breast cancer outcomes.
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- 2023
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32. INTERFERENCES OF HbA1c ANALYSIS IN HOSPITAL UNIVERSITI SAINS MALAYSIA – 3 YEARS STUDY
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NOORAZLIYANA SHAFII, NOOR AZLIN AZRAINI CHE SOH, TUAN SALWANI TUAN ISMAIL, JULIA OMAR, WAN NORLINA WAN AZMAN, ANIZA MAT JELANI, WAN NOR FAZILA HAFIZAN WAN NIK, IBRAHIM ISMAIL, NUR KARYATEE KASSIM, HANIM AFZAN IBRAHIM, and NAJIB MAJDI YAACOB
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endocrine system diseases ,nutritional and metabolic diseases ,General Agricultural and Biological Sciences - Abstract
Haemoglobin A1c (HbA1c) is used to monitor glycaemic control and predict diabetic complications. Measurement of HbA1c can be interfered by haemoglobin (Hb) variant and other Hb derivatives include carbamylated Hb and elevated labile A1c. This study is to determine the percentages and type of interferences during HbA1c analysis and the percentages of non- reportable HbA1c results. This is a cross-sectional study using retrospective data of HbA1c. The HbA1c is measured on Biorad D10 using the ion-exchange high-performance liquid chromatography method. The data were analyzed using descriptive statistics. A total of 26,560 patients were included. The result showed the presence of interferences of 2269 (8.56%). The most common causes of the interferences were the Hb variant (8.48%) followed by carbamylated Hb and labile A1c (0.03% each). The non-reportable HbA1c results were 0.46% with the Hb variant contributed most of the causes. By knowing the presence of interferences particularly the Hb variant, the HbA1c results hopefully are interpreted with caution and correct management can be given to the patients.
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- 2021
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33. The prevalence of complementary and alternative medicines (CAM) usage among allergic rhinitis patients in Malaysia
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Norasnieda Md Shukri, Ramiza Ramza Ramli, Chok Tong Khaw, and Najib Majdi Yaacob
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medicine.medical_specialty ,business.industry ,General Medicine ,Sociodemographic data ,language.human_language ,Otorhinolaryngology ,Male patient ,Family medicine ,medicine ,Head and neck surgery ,language ,Sampling (medicine) ,business ,Malay ,Aromatherapy - Abstract
We conducted this study to estimate the prevalence of complementary and alternative medicines (CAM) usage among allergic rhinitis (AR) patients in Malaysia and understand the practice of CAM usage among them. We also included a literature review on the commonly used CAM for AR. A cross-sectional study which included a questionnaire-based study and information of allergic rhinitis from patient’s clinic records. Patients with AR who attended the ORL-HNS department in Hospital Universiti Sains Malaysia and Hospital Sultanah Aminah, Malaysia were enrolled after consented, on a first-come first-serve basis as convenience sampling from July 2020 until February 2021. A pre-tested self-administered, 16-item questionnaire in Malay language was distributed to the participants. The questionnaire consists of a set of 16 questions with subsets to enquire about the sociodemographic data and pattern of usage of CAM and its effectiveness. 372 patients were enrolled in this study consisting of 217 (58.3%) female and 155 (41.7%) male patients. 231 (62.1%) participants had used CAM for AR in the past 10 years. A higher proportion of females (p = 0.015) and those with higher income (p = 0.004) had used CAM. Among the users, 87.9% found CAM to be effective. No differences were found in terms of age (p = 0.888) and education level (p = 0.057) for CAM usage. CAM is widely used in Malaysia to alleviate AR symptoms, with a large proportion of users think it is effective. Therefore, more researches should be conducted to provide evidence and guidance to integrate CAM into AR management.
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- 2021
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34. Elevation of Highly Sensitive Cardiac Troponin T Among End-Stage Renal Disease Patients Without Acute Coronary Syndrome
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Tuan Salwani Tuan Ismail, Adlin Zafrulan Zakaria, Najib Majdi Yaacob, Wan Nur Aimi Wan Mohd Zamri, Noorazliyana Shafii, and Noor Azlin Azraini Che Soh
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medicine.medical_specialty ,Acute coronary syndrome ,Cardiac troponin ,end-stage renal disease ,business.industry ,General Medicine ,medicine.disease ,End stage renal disease ,Highly sensitive ,acute coronary syndrome ,Elevation (emotion) ,Internal medicine ,medicine ,Cardiology ,Original Article ,highly sensitive cardiac troponin T ,business - Abstract
Background: In end-stage renal disease (ESRD), troponin T concentrations can be elevated even without cardiac ischaemia, which hampers the diagnosis of acute myocardial infarction (AMI). The objectives of our study were to determine the proportion of dialysisdependent ESRD patients without acute coronary syndrome (ACS) but with highly sensitive cardiac troponin T (hs-cTnT) levels above the 99th percentile upper reference limit and to evaluate the range of hs-cTnT among this population. Methods: A cross-sectional study was conducted at the haemodialysis (HD) unit of a tertiary hospital in Malaysia from January 2018 to February 2019. Dialysis-dependent ESRD patients were included and those with a recent history of ACS (within 30 days) were excluded. Pre-dialysed serum hs-cTnT levels were measured using Cobas e411. The upper limit of the 99th percentile value for troponin T was 14 ng/L. Results: A total of 150 patients were recruited as study participants. The majority were female (62%) and of Malay ethnicity (94%), and the mean (SD) age was 45.19 (16.36) years old. The hs-cTnT range (min, max) was 11.39–738.30 ng/L and the median (interquartile range [IQR]) of hs-cTnT was 59.20 (83.41) ng/L. Elevated hs-cTnT levels were observed in 149/150 (99%) of the study participants (54/55 [98.2%] of the patients were on HD, and 95/95 [100.0%] of the patients were on continuous ambulatory peritoneal dialysis). Conclusion: This study supports prior research showing that even without ACS, most ESRD patients have elevated concentrations of cardiac troponin. Furthermore, our study illustrates the need to revisit the use of absolute troponin values when making a diagnosis of ACS in ESRD patients.
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- 2021
35. Development of Predictive Models for Survival among Women with Breast Cancer in Malaysia
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Mohd Nasrullah Nik Ab Kadir, Najib Majdi Yaacob, Siti Norbayah Yusof, Imi Sairi Ab Hadi, Kamarul Imran Musa, Seoparjoo Azmel Mohd Isa, Balqis Bahtiar, Farzaana Adam, Maya Mazuwin Yahya, and Suhaily Mohd Hairon
- Subjects
Survival Rate ,breast neoplasm ,predictive model ,cancer survival ,Malaysian women ,Health, Toxicology and Mutagenesis ,Malaysia ,Public Health, Environmental and Occupational Health ,Humans ,Female ,Breast Neoplasms ,Neural Networks, Computer ,Retrospective Studies - Abstract
Prediction of survival probabilities based on models developed by other countries has shown inconsistent findings among Malaysian patients. This study aimed to develop predictive models for survival among women with breast cancer in Malaysia. A retrospective cohort study was conducted involving patients who were diagnosed between 2012 and 2016 in seven breast cancer centres, where their survival status was followed until 31 December 2021. A total of 13 predictors were selected to model five-year survival probabilities by applying Cox proportional hazards (PH), artificial neural networks (ANN), and decision tree (DT) classification analysis. The random-split dataset strategy was used to develop and measure the models’ performance. Among 1006 patients, the majority were Malay, with ductal carcinoma, hormone-sensitive, HER2-negative, at T2-, N1-stage, without metastasis, received surgery and chemotherapy. The estimated five-year survival rate was 60.5% (95% CI: 57.6, 63.6). For Cox PH, the c-index was 0.82 for model derivation and 0.81 for validation. The model was well-calibrated. The Cox PH model outperformed the DT and ANN models in most performance indices, with the Cox PH model having the highest accuracy of 0.841. The accuracies of the DT and ANN models were 0.811 and 0.821, respectively. The Cox PH model is more useful for survival prediction in this study’s setting.
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- 2022
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36. Comparison of Esmolol and Dexmedetomidine Infusion in Attenuating Haemodynamic and Blood Glucose Response to Laryngoscopy and Intubation: A Single Blinded Study
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Saedah Ali, Ariffin Marzuki Mokhtar, Mohd Zulfakar Mazlan, Mohd Najib Majdi Yaacob, Mohamad Hasyizan Hassan, and Vincent Koh
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medicine.diagnostic_test ,business.industry ,medicine.medical_treatment ,Laryngoscopy ,Hemodynamics ,dexmedetomidine ,General Medicine ,haemodynamic response neuroendocrine stress ,Esmolol ,intubation ,Anesthesia ,Heart rate ,medicine ,Intubation ,Original Article ,Analysis of variance ,Dexmedetomidine ,business ,laryngoscopy ,medicine.drug ,Blinded study - Abstract
Background: This study aims to compare the effect of infusions of two agents, dexmedetomidine and esmolol, with the control group in attenuating the haemodynamic stress response and neuroendocrine modulation surrogated by capillary blood glucose (BG) during the procedures. Methods: Sixty patients aged 18–70 years old who underwent elective surgeries involving endotracheal intubation were randomised into three groups of equal size: i) control; ii) dexmedetomidine and iii) esmolol. Heart rate (HR) was measured at baseline (T0), after drug administration (T1), after induction of anaesthesia (T2), immediately after intubation (T3), and 3 min, 5 min and 10 min after intubation (T4, T5 and T6). BG was measured pre-operatively and 30 min post-intubation. Results: Two-way repeated-measures analysis of variance showed significant time [within- group changes, F(3.2, 182.5) = 30.39, P < 0.001], treatment [between-group differences regardless of time, F(2, 57) = 50.24, P < 0.001] and interaction [between-group differences based on time, F(6.4, 182.5) = 37.65, P < 0.001] effects on HR. A significantly higher HR was observed in the control group compared to the dexmedetomidine and esmolol groups from T2 to T6. BG exhibited a significant time effect [F(1, 57) = 41.97, P < 0.001] with no significant treatment and interaction effects. All three groups showed a significant increase in BG from baseline. Conclusion: Both dexmedetomidine and esmolol are equally effective in attenuating haemodynamic responses to laryngoscopy and intubation. However, both do not significantly modulate neuroendocrine stress.
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- 2021
37. Experiences and Expectations of the Characteristics of Friendly Primary Health Services from the Perspective of Men: A Phenomenological Qualitative Study
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Muhammad Zikri Ab Aziz, Tengku Alina Tengku Ismail, Mohd Ismail Ibrahim, Najib Majdi Yaacob, and Zakiah Mohd Said
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Male ,Motivation ,Health, Toxicology and Mutagenesis ,Health Personnel ,Public Health, Environmental and Occupational Health ,Humans ,Men ,Health Promotion ,experience ,expectation ,men ,friendly primary health services ,qualitative study ,Qualitative Research - Abstract
Inadequate men’s engagement with health services may be influenced by unmet needs and demands of the local men’s community. This study aimed to explore men’s experiences with primary health services and their expectations of the characteristics of friendly primary health services, from the perspective of men in Kelantan, Malaysia. A qualitative study using in-depth interviews was conducted with 15 men from six primary health facilities in Kelantan, Malaysia, who were selected based on maximum variation sampling. The data were transcribed and analyzed using the thematic analysis method. The study found that experiences with the existing primary health services were categorized into four subthemes: provision of health services, health promotion delivery, attributes of healthcare providers, and the physical environment of the health facilities. Meanwhile, the expectations of the characteristics of friendly primary health services were categorized into four subthemes: meeting the needs of men in primary health services, approaching men through effective health promotion strategies, standards of a healthcare provider from the viewpoint of men, and a comfortable physical environment for men. Prior experiences hugely influenced men’s expectations of friendly primary health services. Men want these health service characteristics customized to meet their needs, allowing them to use health services with confidence and comfort. Thus, to strengthen primary health services for men, it is essential to comprehend their prior experiences with and expectations of the services.
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- 2022
38. Factors Influencing Visual Improvement after Phacoemulsification Surgery among Malaysian Cataract Patients
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Nadiah Sa’at, Anis Kausar Ghazali, Najib Majdi Yaacob, and Mohamad Aziz Salowi
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Adult ,Male ,Phacoemulsification ,Postoperative Complications ,Adolescent ,Lens Implantation, Intraocular ,Health, Toxicology and Mutagenesis ,Public Health, Environmental and Occupational Health ,Humans ,Blindness ,affecting factors ,improvement ,multivariable analysis ,visual acuity ,Cataract ,Retrospective Studies - Abstract
Blindness and visual impairment are part of the global burden of eye disease, with cataract being one of the leading causes of blindness. This study aimed to determine the factors affecting visual acuity (VA) improvement among cataract patients after phacoemulsification surgery in Malaysia. Cataract patients aged over 18 who underwent phacoemulsification surgery between January 2014 and December 2018 were included in this retrospective cohort study. Patients’ sociodemographic, comorbidities, surgical, and related complication factors were extracted from the National Eye Database. The outcome was measured by the difference in visual acuity before and after the operation and was categorized as “improved”, “no change”, and “worse”. A total of 180,776 patients were included in the final analysis. Multinomial logistic regression analysis showed “no changes in VA” was significantly higher in patients aged less than 40 years old (OR: 1.66; 95% CI: 1.22, 2.26), patients with ocular comorbidities (OR: 1.65; 95% CI: 1.53, 1.77), patients who had undergone surgery lasting more than 60 min (OR: 1.39; 95% CI: 1.14, 1.69), patients who had surgery without an intraocular lens (IOL) (OR: 1.64; 95% CI: 1.20, 2.26), and patients with postoperative complications (OR: 8.76; 95% CI: 8.13, 9.45). Worsening VA was significantly higher among male patients (OR: 1.11; 95% CI: 1.01, 1.22), patients who had ocular comorbidities (OR: 1.76; 95% CI: 1.59, 1.96), patients who had undergone surgery lasting more than 60 min (OR: 1.94; 95% CI: 1.57, 2.41), patients who had surgery without an IOL (OR: 2.03; 95% CI: 1.48, 2.80), and patients with postoperative complications (OR: 21.46; 95% CI: 19.35, 23.80). The factors impacting “no changes” in and “worsening” of VA after cataract surgery were the following: older age, male gender, ethnicity, ocular comorbidities, surgeon grade, absence of IOL, intraoperative complication, and postoperative problems.
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- 2022
39. Diagnostic value of serum and tissue eosinophil in diagnosis of asthma among patients with chronic rhinosinusitis
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Che Mohd Hilmi Che Mat, Norasnieda Md Shukri, Sakinah Mohamad, Sharifah Emilia Tuan Sharif, Rosdi Ramli, Murni Hartini Jais, Mat Zuki Mat Jaeb, Najib Majdi Yaacob, Mohd Yusran Yusoff, Siti Muhamad Nur Husna, and Baharudin Abdullah
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Otorhinolaryngology ,General Medicine - Abstract
Chronic rhinosinusitis (CRS) is one of the most common chronic inflammatory diseases of sinonasal mucosa. Asthma among CRS patients is often underdiagnosed which makes the management of CRS more challenging. Therefore, using serum and tissue eosinophil as an indicator and predictor of asthma in CRS patients is vital for further preventing recurrent and increasing the effectiveness of treatment for CRS.To determine the association and diagnostic ability of serum and tissue eosinophils in the diagnosis of asthma among CRS patients.A cross-sectional study was conducted involving 24 CRS patients with asthma and without asthma, respectively, from the Otorhinolaryngology clinic of two tertiary hospitals located on the East Coast of Peninsular Malaysia. Serum and tissue eosinophils (obtained from nasal polyp) levels between both groups were compared. Association between serum and tissue eosinophils with asthma was evaluated using logistic regression analysis, adjusting for important sociodemographic characteristics. The diagnostic ability of serum and tissue eosinophil was then evaluated by assessing the receiver operating characteristic curve.A total of 48 CRS patients with a mean [SD] age of 47.50 [14.99] years were included. Patients with asthma had significantly higher serum [0.48 vs 0.35 × 10This study indicates a significantly higher level of serum and tissue eosinophils in CRS with asthma. However, there was no correlation between serum and tissue eosinophils in both group. Based on this study, the CRS patient needs to be screened for asthma if the level of serum eosinophil is 0.375 × 10
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- 2022
40. Mentoring Needs among the Phase 1 Medical Students in the Universiti Sains Malaysia
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Mohd Zarawi Mat Nor, Jamillah Al-Muhammady Mohammad, and Najib Majdi Yaacob
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Medical education ,Nursing (miscellaneous) ,020205 medical informatics ,05 social sciences ,0202 electrical engineering, electronic engineering, information engineering ,050301 education ,Medicine (miscellaneous) ,02 engineering and technology ,Psychology ,0503 education ,Health Professions (miscellaneous) ,Phase (combat) ,Education - Abstract
Mentoring programme is an important element for personal and professional development of medical students. In specific, the most important element is mentors must focus on the real issues that the students face during the mentoring process. This study aimed at comparing the prevalence of the mentoring needs and examining the association between characteristics of demography and mentoring needs among the phase 1 medical students from Universiti Sains Malaysia (USM). A cross-sectional study was conducted in June 2017 among the first- and second-year medical students in the School of Medical Sciences, USM. The USM mentoring inventory (USM-MT-i) questionnaire was employed to collect the data. This self-administered questionnaire consists of two domains with 17 items: communication and self-leadership skills (9 items) and learning skill (8 items). Internal consistency reliability (Cronbach’s alpha) for each domain were 0.915 and 0.904, respectively. The overall Cronbach’s alpha was 0.895. The prevalence of mentoring needs was determined and its association with the year of study was assessed. This study included 208 of medical students comprised 123 and 85 of the first-year and the second-year, respectively. The prevalence of communication and self-leadership skills mentoring needs among the first-year medical students was 26.8% (95% CI: 22.9%, 30.6%) and 18.8% (95% CI: 14.8%, 23.0%) among the second-year medical students. The prevalence of learning skill mentoring need was 77.2% (95% CI: 73.6%, 81.0%) among the first-year and 63.5% (95% CI: 58.5%, 68.6%) among the second-year medical students. There was a significant association between year of study and learning skill mentoring need (χ2 (1) = 4.65, P = 0.031). None of the demographic characteristics (gender, ethnic, entry qualification, origin and scholarship) was significantly associated with the mentoring needs. The data of mentoring needs among the phase 1 of medical training is crucial to provide them an effective mentoring programme.
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- 2020
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41. Integrating Experiential Learning in an Introductory Financial Accounting Course to Enhance Learning: The FIFA Approach
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Najihah Marha Yaacob, Najib Majdi Yaacob, and Roziani Ali
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Treatment and control groups ,Identification (information) ,Order (exchange) ,business.industry ,Control (management) ,Mathematics education ,Revenue ,Financial accounting ,Psychology ,business ,Experiential learning ,Curriculum ,Education - Abstract
The Fieldwork Introductory Financial Accounting [FIFA] approach was introduced to resolve the problem of lack of understanding of basic financial accounting among accounting students with no background in accounting for the Financial Accounting 1 (FAR 110) course. The FIFA approach stemmed from the initiative of the teaching lecturers to enhance students' understanding of the most significant and elementary accounting knowledge: (i) identification and classification of accounting elements (assets, liabilities, revenues, expenses & equities), and (ii) sources of documents. The main purpose of this paper is to determine the effectiveness of the FIFA approach in enhancing students' understanding throughout an introductory financial accounting course. A total of 79 students participated in this study, and were divided into 2 groups; the treatment group and the control group. The experimental design using a non-randomised control group pre-test-post-test design was utilised. This study revealed that the FIFA approach significantly enhanced the students' understanding of the most significant elementary accounting knowledge, which comprises identification and classification of accounting elements and sources of documents. The findings are expected to benefit higher-education institutions, particularly accounting academics and curriculum coordinators when performing Accounting-curriculum revision so as to embed the FIFA approach in their introductory accounting courses. Moreover, the results of this study are expected to encourage countless educators to incorporate more learning activities associated with the active-learning approach and pedagogies beyond the four walls, which could boost students' knowledge and skills. The findings of this study also provide evidence on how real-world exposure is vital in order to facilitate accounting knowledge and understanding.
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- 2020
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42. Relapsed/Progressive Disease and Its Prognostic Factors among Multiple Myeloma Patients Receiving Novel Agent Treatment in North East Peninsular Malaysia: A Single Centre Experience
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Hany Haqimi Wan Hanafi, Abu Abdullah, Azlan Husin, and Najib Majdi Yaacob
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novel agent ,Oncology ,medicine.medical_specialty ,progressive ,North east ,03 medical and health sciences ,0302 clinical medicine ,Internal medicine ,Medicine ,Staging system ,Multiple myeloma ,business.industry ,Proportional hazards model ,Malaysia ,Retrospective cohort study ,General Medicine ,medicine.disease ,multiple myeloma ,relapsed ,Single centre ,Novel agents ,030220 oncology & carcinogenesis ,Original Article ,business ,Progressive disease ,030215 immunology - Abstract
Background: Some multiple myeloma (MM) patients still relapse/progress despite novel agent therapy and relapse/progression in MM is therefore a vital area of ongoing research in the novel treatment era. This retrospective cohort study aimed to evaluate the time to relapse/ progression (TTP) among MM patients who received novel agents and to determine the associated prognostic factors. Methods: This study included 89 MM patients treated at Hospital Universiti Sains Malaysia. We analysed the TTP and the type of relapse/progression (biochemical versus clinical), and a Cox proportional hazard model was used to identify the significant prognostic factors. Results: Sixty-four percent of patients had biochemical relapse/progression. The overall median TTP among MM patients who received the novel agent(s) was 29.33 months (95% CI: 21.36–37.29). The type of paraprotein at diagnosis (P = 0.026, P = 0.228), International Staging System (ISS) score (P = 0.036, P = 0.067) and autologous stem cell transplant (ASCT) (P = 0.002) were prognostic factors for relapse/progression by simple Cox regression, but ASCT was the only significant predictor detected by multiple Cox regression (P = 0.003). Conclusion: Our study reflects the importance of paraprotein monitoring to detect early features of relapse/progression. ASCT is the most prognostic factor that may lengthen the TTP.
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- 2020
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43. The Effect of Second-Victim-Related Distress and Support on Work-Related Outcomes in Tertiary Care Hospitals in Kelantan, Malaysia
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Ahmad Zulfahmi Mohd Kamaruzaman, Mohd Ismail Ibrahim, Ariffin Marzuki Mokhtar, Maizun Mohd Zain, Saiful Nazri Satiman, and Najib Majdi Yaacob
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Tertiary Care Centers ,Cross-Sectional Studies ,Medical Errors ,Health Personnel ,Surveys and Questionnaires ,Health, Toxicology and Mutagenesis ,second victims ,patient safety incidents ,hierarchical linear regression ,mediation ,support ,education ,Malaysia ,Public Health, Environmental and Occupational Health ,Humans ,Patient Safety - Abstract
After a patient safety incident, the involved healthcare providers may experience sustained second-victim distress and reduced professional efficacy, with subsequent negative work-related outcomes and the cultivation of resilience. This study aims to investigate the factors affecting negative work-related outcomes and resilience with a hypothetical triad of support as the mediators: colleague, supervisor, and institutional support. This cross-sectional study recruited 733 healthcare providers from three tertiary care hospitals in Kelantan, Malaysia. Three steps of hierarchical linear regression were developed for both outcomes (negative work-related outcomes and resilience). Four multiple mediator models of the support triad were analyzed. Second-victim distress, professional efficacy, and the support triad contributed significantly in all the regression models. Colleague support partially mediated the relationship defining the effects of professional efficacy on negative work-related outcomes and resilience, whereas colleague and supervisor support partially mediated the effects of second-victim distress on negative work-related outcomes. Similar results were found regarding resilience, with all support triads producing similar results. As mediators, the support triads ameliorated the effect of second-victim distress on negative work-related outcomes and resilience, suggesting an important role of having good support, especially after encountering patient safety incidents.
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- 2022
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44. The Association Between Preclinical Medical Students' Perceptions of the Anatomy Education Environment and Their Learning Approaches
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Haziq Hazman Norman, Siti Nurma Hanim Hadie, Najib Majdi Yaacob, and Fazlina Kasim
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Medicine (miscellaneous) ,Education ,Original Research - Abstract
This study aimed to measure medical students’ perceptions of the anatomy education environment and determine its association with their learning approaches. First- and second-year undergraduate medical students (N = 234) completed the Anatomy Education Environment Measurement Inventory and the Approaches and Study Skills Inventory for Students. Results revealed that the students’ perceptions of all the factors in the anatomy education environment were positive except for two areas—the anatomy learning resources and quality of histology learning facilities. The majority of students in the first year (62.3%) and second year (43.7%) adopted a deep learning approach. There was no significant association between most of the factors in the anatomy education environment and the students’ learning approaches, except for the students’ intrinsic interest in learning anatomy factor (p = 0.032). The anatomy education environment was positive for the medical students, and there was a prevalence of a deep learning approach among them. However, most of the factors in the anatomy education environment did not influence the students’ learning approach. Given that the students’ learning approach is a multifactorial construct, investigating the relationship between these two variables in longitudinal time points would provide better insight into the association between the anatomy educational climate and students’ learning approaches.
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- 2022
45. Translation and Validation of the Malay Revised Second Victim Experience and Support Tool (M-SVEST-R) among Healthcare Workers in Kelantan, Malaysia
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Ahmad Zulfahmi Mohd Kamaruzaman, Mohd Ismail Ibrahim, Ariffin Marzuki Mokhtar, Maizun Mohd Zain, Saiful Nazri Satiman, and Najib Majdi Yaacob
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Cross-Sectional Studies ,second victim experience and support tool ,patient safety incidents ,reliability ,validity ,healthcare workers ,tertiary care ,Psychometrics ,Health, Toxicology and Mutagenesis ,Health Personnel ,Surveys and Questionnaires ,education ,Public Health, Environmental and Occupational Health ,Malaysia ,Humans ,Reproducibility of Results ,Hospitals, Teaching ,health care economics and organizations - Abstract
“Second victims” are defined as healthcare professionals who are traumatized physically, psychologically, or emotionally as a result of encountering any patient safety incidents. The Revised Second Victim Experience and Support Tool (SVEST-R) is a crucial instrument acknowledged worldwide for the assessment of the second victim phenomenon in healthcare facilities. Hence, the aim of this study was to evaluate the psychometric properties of the Malay version of the SVEST-R. This was a cross-sectional study that recruited 350 healthcare professionals from a teaching hospital in Kelantan, Malaysia. After obtaining permission from the original author, the instrument underwent 10 steps of established translation process guidelines. Pretesting of 30 respondents was performed before embarking on the confirmatory factor analysis (CFA) to evaluate internal consistency and construct validity. The analysis was conducted using the R software environment. The final model agreed for 7 factors and 32 items per the CFA’s guidelines for good model fit. The internal consistency was determined using Raykov’s rho and showed good results, ranging from 0.77 to 0.93, with a total rho of 0.83. The M-SVEST-R demonstrated excellent psychometric properties and adequate validity and reliability. This instrument can be used by Malaysian healthcare organizations to assess second victim experiences among healthcare professionals and later accommodate their needs with the desired support programs.
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- 2022
46. Prognostic Factors for Bladder Cancer Patients in Malaysia: A Population-Based Study
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Mohd Nasrullah Nik Ab Kadir, Suhaily Mohd Hairon, Najib Majdi Yaacob, Azizah Ab Manan, and Nabihah Ali
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Carcinoma, Transitional Cell ,Urinary Bladder Neoplasms ,Health, Toxicology and Mutagenesis ,Public Health, Environmental and Occupational Health ,Carcinoma, Squamous Cell ,Malaysia ,Humans ,Prognosis ,bladder cancer ,prognostic factor ,population-based ,Aged ,Retrospective Studies - Abstract
Background: Malaysia has the third highest crude mortality rates of bladder cancer within Southeast Asia. We aimed to identify the prognostic factors for bladder cancer patients in Malaysia. Methods: A retrospective population-based study was conducted among patients diagnosed between 2007 and 2011. Death date until 31 December 2016 was updated. Cox proportional hazard regression analysis was performed to examine clinical variables as prognostic factors of death. Results: Identified prognostic factors of 1828 analyzed patients were age groups, ethnicity, morphology, stage, and surgery. As compared to patients aged 15–44, the adjusted Hazard Ratio for those aged 45–54, 55–64, 65–74, and ≥75 were 1.59, 1.87, 2.46, and 3.47, respectively. Malay and other ethnic groups had 1.22- and 1.40-times the risk of death compared to Chinese. Patients with squamous cell carcinoma were at 1.47-times the hazard of death compared to urothelial carcinoma patients. Stages II, III and IV patients had 2.20-, 2.98-, and 4.12-times the risk of death as compared to stage I. Patients who did not receive surgery were at 50% increased hazard of death. Conclusion: Early detection and/or surgery, especially for those more than 75 years old, Malay, and squamous cell carcinoma could potentially improve survival. The findings could inform national cancer control programs.
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- 2021
47. Survival Time and Prognostic Factors of Mortality among Patients with Acquired Immunodeficiency Syndrome in North-East Peninsular Malaysia
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Haniah Yusoff, Hamiza Ngah, Suhaily Mohd Hairon, and Najib Majdi Yaacob
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survival rate ,medicine.medical_specialty ,median survival time ,Proportional hazards model ,business.industry ,030231 tropical medicine ,Hazard ratio ,prognostic factors ,Early detection ,Retrospective cohort study ,General Medicine ,North east ,medicine.disease ,03 medical and health sciences ,0302 clinical medicine ,Acquired immunodeficiency syndrome (AIDS) ,Internal medicine ,medicine ,HIV/AIDS ,Original Article ,030212 general & internal medicine ,business ,Survival rate ,Median survival - Abstract
Background Death resulting from the acquired immunodeficiency syndrome (AIDS) is a worldwide concern. This study is aimed at determining the overall median survival time, and the prognostic factors of mortality among AIDS-infected patients in North-East Peninsular Malaysia. Methods In 2018, a retrospective cohort study stretching from January to April was conducted. This study involved a review of data obtained from the National AIDS Registry. A total of 1,073 AIDS cases diagnosed from 1 January 2010 to 31 December 2014 were selected, and follow-up procedures were conducted until 31 March 2015 (a 3-month follow-up). The Kaplan-Meier plot and Cox’s proportional hazard regression were used for data analyses. Results 564 (52.5%) patients died due to AIDS, while the remaining 509 (47.4%) were censored. The overall median survival time was 11 months. The probability of survival in 1-year, 2-year, 3-year, 4-year and 5-year periods were 49.1%, 47.8%, 47.3%, 47.0% and 46.7%, respectively. Multiple Cox regression revealed that the significant prognostic factors were age 30–49 years [adjusted hazard ratio (Adj. HR) 1.57; 95% CI: 1.14, 2.16; P = 0.006], male (Adj. HR 1.39; 95% CI: 1.07, 1.79; P = 0.012), unemployed (Adj. HR 1.40; 95% CI: 1.12, 1.75; P = 0.003) and HIV-TB co-infection (Adj. HR 1.78; 95% CI: 1.37, 2.31; P < 0.001). Conclusion The overall median survival time among AIDS patients in North-East Peninsular Malaysia was revealed to be short, in comparison to the other studies. The chances for survival can be improved with more emphasis on early detection (to ensure early treatment) and social support, particularly for HIV-TB co-infected patients, as well as for younger and unemployed patients.
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- 2019
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48. Procalcitonin as an Early Laboratory Marker of Sepsis in Neonates: Variation in Diagnostic Performance and Discrimination Value
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Siti Nor Ismalina Isa, Julia Omar, Ismail Tst, Najib Majdi Yaacob, and Soh Naac
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medicine.medical_specialty ,neonatal sepsis ,medicine.diagnostic_test ,Receiver operating characteristic ,Neonatal sepsis ,business.industry ,General Medicine ,Gold standard (test) ,medicine.disease ,Gastroenterology ,Predictive value ,Procalcitonin ,Sepsis ,Paediatric intensive care unit ,diagnostic performance ,discrimination value ,Internal medicine ,parasitic diseases ,Medicine ,Original Article ,Blood culture ,business ,procalcitonin - Abstract
Background As an early recognition of neonatal sepsis is important for triggering the initiation of treatment, this study was thus designed to assess the diagnostic performance and discrimination value of procalcitonin (PCT) in neonatal sepsis cases. Methods This cross-sectional study, which was carried out at the Paediatric Intensive Care Unit of Hospital Universiti Sains Malaysia (HUSM) in Kelantan, Malaysia, had involved 60 neonates admitted for suspected sepsis. Sensitivity, specificity, positive predictive values (PPV), negative predictive values (NPV) and the area under receiver operating characteristics curve (AUC) for PCT were determined at initial presentation (0 h) as well as 12 h and 24 h after presentation in comparison to blood culture as the gold standard. Results The study consisted of 27 (45.0%) male and 33 (55.0%) female neonates with a mean (SD) age of 76.8 (48.25) h. At cut-off PCT value of > 2 ng/mL, the sensitivity, specificity, PPV and NPV were 66.7%, 66.7%, 33.3% and 88.9% at 0 h. The respective parameters were 83.3%. 56.3%, 32.3% and 93.1% at 12 h and 83.3%, 52.1%, 30.3% and 92.6% at 24 h. AUC was 71.6%, 76.6% and 71.7% at 0 h, 12 h and 24 h. Conclusions Diagnostic performance and discrimination values of PCT for diagnosis of neonatal sepsis varied with time of obtaining the blood samples. The PCT result at 12 h demonstrates the most optimal diagnostic performance and discrimination values.
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- 2019
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49. The USM Mentoring Inventory: A Construct Validity and Reliability Exercise
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Mohd Zarawi Mat Nor, Najib Majdi Yaacob, and Jamilah Al-Muhammady Mohammad
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Nursing (miscellaneous) ,Computer science ,Medicine (miscellaneous) ,Construct validity ,Health Professions (miscellaneous) ,Reliability (statistics) ,Education ,Reliability engineering - Published
- 2019
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50. Assessing Patient-Perceived Hospital Service Quality and Sentiment in Malaysian Public Hospitals Using Machine Learning and Facebook Reviews
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Kamarul Imran Musa, Najib Majdi Yaacob, Afiq Izzudin A. Rahim, Sook-Ling Chua, and Mohd Ismail Ibrahim
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Facebook ,social media ,Health, Toxicology and Mutagenesis ,media_common.quotation_subject ,education ,Machine learning ,computer.software_genre ,service quality ,Article ,accreditation ,SERVQUAL ,Empirical research ,Health care ,patient online review ,Humans ,Social media ,Quality (business) ,Accreditation ,media_common ,Service quality ,Hospitals, Public ,sentiment ,business.industry ,Malaysia ,Public Health, Environmental and Occupational Health ,machine learning ,Medicine ,Artificial intelligence ,business ,Psychology ,Delivery of Health Care ,computer ,Hospital accreditation - Abstract
Social media is emerging as a new avenue for hospitals and patients to solicit input on the quality of care. However, social media data is unstructured and enormous in volume. Moreover, no empirical research on the use of social media data and perceived hospital quality of care based on patient online reviews has been performed in Malaysia. The purpose of this study was to investigate the determinants of positive sentiment expressed in hospital Facebook reviews in Malaysia, as well as the association between hospital accreditation and sentiments expressed in Facebook reviews. From 2017 to 2019, we retrieved comments from 48 official public hospitals’ Facebook pages. We used machine learning to build a sentiment analyzer and service quality (SERVQUAL) classifier that automatically classifies the sentiment and SERVQUAL dimensions. We utilized logistic regression analysis to determine our goals. We evaluated a total of 1852 reviews and our machine learning sentiment analyzer detected 72.1% of positive reviews and 27.9% of negative reviews. We classified 240 reviews as tangible, 1257 reviews as trustworthy, 125 reviews as responsive, 356 reviews as assurance, and 1174 reviews as empathy using our machine learning SERVQUAL classifier. After adjusting for hospital characteristics, all SERVQUAL dimensions except Tangible were associated with positive sentiment. However, no significant relationship between hospital accreditation and online sentiment was discovered. Facebook reviews powered by machine learning algorithms provide valuable, real-time data that may be missed by traditional hospital quality assessments. Additionally, online patient reviews offer a hitherto untapped indication of quality that may benefit all healthcare stakeholders. Our results confirm prior studies and support the use of Facebook reviews as an adjunct method for assessing the quality of hospital services in Malaysia.
- Published
- 2021
- Full Text
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