79 results on '"Medlock S"'
Search Results
2. Health Informatics
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Medlock, S., Groos, S.S., de Wildt, K.K., Westerbeek, L., Ho, E.Y., Bylund, C.L., van Weert, J.C.M., ASCoR Other Research (FMG), Persuasive Communication (ASCoR, FMG), Geriatrics, Graduate School, APH - Aging & Later Life, APH - Methodology, Medical Informatics, and APH - Societal Participation & Health
- Abstract
Health informatics (also referred to as medical informatics or biomedical informatics) is an interdisciplinary field that deals with health-related data in healthcare and with the technologies that are used to support healthcare services. While the goal of some health informatics systems is to automate processes, the more common goal is to help clinicians, patients, policymakers, and others to manage health information, and to communicate that information efficiently and effectively to end users. Thus, there is considerable overlap between the fields of health informatics and health communication, and this intriguing intersection between the two fields opens many opportunities for innovation. Health communication is often visible in health informatics in the area of patient communication. Examples of this include patient self-management tools that support behavior change. Correspondingly, health informatics is often visible in health communication in the use of computational methods and “big data” to build on communication theory. Future research in health communication will likely involve more and more intensive use of information technology. This can bring exciting new possibilities for both interventions and analytical techniques, yet researchers should ensure that information technology interventions respect participants' privacy and guarantee their safety. Investigating the effect of information technology on communications between healthcare professionals and with patients also offers interesting opportunities for collaborative research.
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- 2022
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3. Assessment of the quality of fall detection and management in primary care in the Netherlands based on the ACOVE quality indicators
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Askari, M., Eslami, S., van Rijn, M., Medlock, S., Moll van Charante, E. P., van der Velde, N., de Rooij, S. E., and Abu-Hanna, A.
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- 2016
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4. Erratum to: Assessment of the quality of fall detection and management in primary care in the Netherlands based on the ACOVE quality indicators
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Askari, M., Eslami, S., van Rijn, M., Medlock, S., Moll van Charante, E. P., van der Velde, N., de Rooij, S. E., and Abu-Hanna, A.
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- 2016
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5. For which clinical rules do doctors want decision support, and why? A survey of Dutch general practitioners.
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Medlock, S., Eslami, S., Askari, M. (Marjan), Arts, D.L., van de Glind, E.M., Brouwer, H.J., van Weert, H.C., de Rooij, S.E., Abu-Hanna, A, Medlock, S., Eslami, S., Askari, M. (Marjan), Arts, D.L., van de Glind, E.M., Brouwer, H.J., van Weert, H.C., de Rooij, S.E., and Abu-Hanna, A
- Abstract
Despite the promise of decision support for improving care, alerts are often overridden or ignored. We evaluated Dutch general practitioners’ intention to accept decision support in a proposed implementation based on clinical rules regarding care for elderly patients, and their reasons for wanting or not wanting support. We developed a survey based on literature and structured interviews and distributed it to all doctors who would receive support in the proposed implementation (n = 43), of which 65 percent responded. The survey consisted of six questions for each of 20 clinical rules. Despite concerns about interruption, doctors tended to choose more interruptive forms of support. Doctors wanted support when they felt the rule represented minimal care, perceived a need to improve care, and felt responsible for the action and that they might forget to perform the action; doctors declined support due to feeling that it was unnecessary and due to concerns about interruption.
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- 2018
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6. An email-based intervention to improve the number and timeliness of letters sent from the hospital outpatient clinic to the general practitioner: A pair-randomized controlled trial.
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Medlock, S, Parlevliet, JL, Sent, D, Eslami, S, Askari, Marjan, Arts, DL, Hoekstra, JB, de Rooij, SE, Abu-Hanna, A, Medlock, S, Parlevliet, JL, Sent, D, Eslami, S, Askari, Marjan, Arts, DL, Hoekstra, JB, de Rooij, SE, and Abu-Hanna, A
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- 2018
7. For which clinical rules do doctors want decision support, and why? A survey of Dutch general practitioners.
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Medlock, S, Eslami, S, Askari, Marjan, Arts, DL, van de Glind, EM, Brouwer, HJ, van Weert, HC, de Rooij, SE, Abu-Hanna, A, Medlock, S, Eslami, S, Askari, Marjan, Arts, DL, van de Glind, EM, Brouwer, HJ, van Weert, HC, de Rooij, SE, and Abu-Hanna, A
- Published
- 2018
8. An email-based intervention to improve the number and timeliness of letters sent from the hospital outpatient clinic to the general practitioner: A pair-randomized controlled trial
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Medlock, S. (Stephanie), Parlevliet, J.L. (Juliette L.), Sent, D. (Danielle), Eslami, S. (Saeid), Askari, M. (Marjan), Arts, D.L. (Derk L.), Hoekstra, J.B.L., Rooij, S.E.J.A. (Sophia) de, Abu-Hanna, A. (Ameen), Medlock, S. (Stephanie), Parlevliet, J.L. (Juliette L.), Sent, D. (Danielle), Eslami, S. (Saeid), Askari, M. (Marjan), Arts, D.L. (Derk L.), Hoekstra, J.B.L., Rooij, S.E.J.A. (Sophia) de, and Abu-Hanna, A. (Ameen)
- Abstract
Objective: Letters from the hospital to the general practitioner are important for maintaining continuity of care. Although doctors feel letters are important, they are often not written on time. To improve the number and timeliness of letters sent from the hospital outpatient department to the general practitioner using an email-based intervention evaluated in a randomized controlled trial. Materials and methods: Users were interviewed to determine the requirements for the intervention. Due to high between-doctor variation at baseline, doctors were matched for baseline performance and pair-randomized. The effectiveness of the intervention was assessed using meta-analytic methods. The primary outcome was the number
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- 2017
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9. Assessment of the quality of fall detection and management in primary care in the Netherlands based on the ACOVE quality indicators
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Sub Software Production, Software Production, Askari, M., Eslami, S., van Rijn, M., Medlock, S., Moll van Charante, E.P., van der Velde, N., de Rooij, S.E., Abu-Hanna, A., Sub Software Production, Software Production, Askari, M., Eslami, S., van Rijn, M., Medlock, S., Moll van Charante, E.P., van der Velde, N., de Rooij, S.E., and Abu-Hanna, A.
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- 2016
10. Medicatie gerelateerd aan vaak vallen bij ouderen
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Askari, M., van der Velde, N., Scheffer, A. C., Medlock, S., Eslami, S., de Rooij, S. E., Abu-Hanna, A., Medical Informatics, Geriatrics, and Other departments
- Abstract
To investigate which medications are associated with recurrent falls in elderly patients who attend the accident and emergency department following a fall. Cross-sectional study. Patients aged ≥ 65 years who attended the accident and emergency department between 2004 and 2010 following a fall, were invited to fill in a validated fall-questionnaire designed to assess the risk of falling accidents. We divided self-reported medications into anatomic therapeutic chemical (ATC) classes. Univariate logistic regression analysis was performed to explore the association between ATC medication classes and recurrent falls. Multivariate logistic regression analysis was used to assess the associations after adjustment for potential confounders. In total, 2258 patients participated in our study, of whom 39% (873) had sustained ≥ 2 falls within the previous year. After adjustment for potential confounders, the following medications appeared to be significantly more frequently associated with recurrent falls than with single fall incidents: antacids (adjusted odds ratio (aOR): 1.29; 95% CI: 1.03-1.60); analgesics (aOR: 1.22; CI: 1.06-1.41); anti-Parkinson medication (aOR: 1.59; CI: 1.02-2.46); nasal preparations (aOR: 1.49; CI: 1.07-2.08); ophthalmological medications (aOR: 1.51; CI: 1.10-2.09); antipsychotics (aOR: 2.21; CI: 1.08-4.52); and antidepressants (aOR: 1.64; CI: 1.13-2.37). Medications known to increase the risk of falls, such as psychotropic drugs, anti-Parkinson medications and analgesics, increase the risk of recurrent falls. Additionally, we found 4 other drug classes that showed significant association with recurrent falls. It could be that the use of medications from these classes is an indication of frailty and comorbidity in the elderly in general, or they may reflect a difference in the risk-profile between recurrent and single fallers. Further investigation is required to achieve improved insight into the causes and mechanisms associated with medication-related recurrent falls in the elderly
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- 2014
11. Assessment of the quality of fall detection and management in primary care in the Netherlands based on the ACOVE quality indicators
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Askari, M., primary, Eslami, S., additional, van Rijn, M., additional, Medlock, S., additional, Moll van Charante, E. P., additional, van der Velde, N., additional, de Rooij, S. E., additional, and Abu-Hanna, A., additional
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- 2015
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12. Health information seeking behavior of elderly Internet users in the Netherlands
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Medlock, S., primary, Eslami, S., additional, Askari, M., additional, Sent, D., additional, Buurman, B., additional, De Rooij, S., additional, and Abu-Hanna, A., additional
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- 2012
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13. Improved communication in post-ICU care by improving writing of ICU discharge letters: a longitudinal before-after study
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Medlock, S., primary, Eslami, S., additional, Askari, M., additional, van Lieshout, E. J., additional, Dongelmans, D. A., additional, and Abu-Hanna, A., additional
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- 2011
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14. Medication associated with recurrent falls in the elderly,Medicatie gerelateerd aan vaak vallen bij ouderen
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Askari, M., Velde, N., Scheffer, A. C., Medlock, S., Eslami, S., Rooij, S. E., and Ameen Abu-Hanna
15. Retrospective evaluation of the world falls guidelines-algorithm in older adults.
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van de Loo B, Heymans MW, Medlock S, Abu-Hanna A, van der Velde N, and van Schoor NM
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- Humans, Aged, Male, Retrospective Studies, Female, Risk Assessment, Aged, 80 and over, Practice Guidelines as Topic, Risk Factors, Netherlands, Predictive Value of Tests, Frailty diagnosis, Frailty epidemiology, Age Factors, Accidental Falls statistics & numerical data, Accidental Falls prevention & control, Algorithms, Geriatric Assessment methods
- Abstract
Background: The World Falls Guidelines (WFG) propose an algorithm that classifies patients as low-, intermediate-, and high-risk. We evaluated different operationalizations of the WFG algorithm and compared its predictive performance to other screening tools for falls, namely: the American Geriatrics Society and British Geriatrics Society (AGS/BGS) algorithm, the 3KQ on their own and fall history on its own., Methods: We included data from 1509 adults aged ≥65 years from the population-based Longitudinal Aging Study Amsterdam. The outcome was ≥1 fall during 1-year follow-up, which was ascertained using fall calendars. The screening tools' items were retrospectively operationalized using baseline measures, using proxies where necessary., Results: Sensitivity ranged between 30.9-48.0% and specificity ranged between 77.0-88.2%. Operationalizing the algorithm with the 3KQ instead of fall history yielded a higher sensitivity but lower specificity, whereas operationalization with the Clinical Frailty Scale (CFS) classification tree instead of Fried's frailty criteria did not affect predictive performance. Compared to the WFG algorithm, the AGS/BGS algorithm and fall history on its own yielded similar predictive performance, whereas the 3KQ on their own yielded a higher sensitivity but lower specificity., Conclusion: The WFG algorithm can identify patients at risk of a fall, especially when the 3KQ are included in its operationalization. The CFS and Fried's frailty criteria may be used interchangeably in the algorithm's operationalization. The algorithm performed similarly compared to other screening tools, except for the 3KQ on their own, which have higher sensitivity but lower specificity and lack clinical recommendations per risk category., (© The Author(s) 2024. Published by Oxford University Press on behalf of the British Geriatrics Society.)
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- 2024
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16. Development of the ADFICE_IT clinical decision support system to assist deprescribing of fall-risk increasing drugs: A user-centered design approach.
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Groos SS, de Wildt KK, van de Loo B, Linn AJ, Medlock S, Shaw KM, Herman EK, Seppala LJ, Ploegmakers KJ, van Schoor NM, van Weert JCM, and van der Velde N
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- Aged, Female, Humans, Male, User-Centered Design, Accidental Falls prevention & control, Decision Support Systems, Clinical, Deprescriptions
- Abstract
Introduction: Deprescribing fall-risk increasing drugs (FRIDs) is promising for reducing the risk of falling in older adults. Applying appropriate deprescribing in practice can be difficult due to the outcome uncertainties associated with stopping FRIDs. The ADFICE_IT intervention addresses this complexity with a clinical decision support system (CDSS) that facilitates optimum deprescribing of FRIDs by using a fall-risk prediction model, aggregation of deprescribing guidelines, and joint medication management., Methods: The development process of the CDSS is described in this paper. Development followed a user-centered design approach in which users and experts were involved throughout each phase. In phase I, a prototype of the CDSS was developed which involved a literature and systematic review, European survey (n = 581), and semi-structured interviews with clinicians (n = 19), as well as the aggregation and testing of deprescribing guidelines and the development of the fall-risk prediction model. In phase II, the feasibility of the CDSS was tested by means of two usability testing rounds with users (n = 11)., Results: The final CDSS consists of five web pages. A connection between the Electronic Health Record allows for the retrieval of patient data into the CDSS. Key design requirements for the CDSS include easy-to-use features for fast-paced clinical environments, actionable deprescribing recommendations, information transparency, and visualization of the patient's fall-risk estimation. Key elements for the software include a modular architecture, open source, and good security., Conclusion: The ADFICE_IT CDSS supports physicians in deprescribing FRIDs optimally to prevent falls in older patients. Due to continuous user and expert involvement, each new feedback round led to an improved version of the system. Currently, a cluster-randomized controlled trial with process evaluation at hospitals in the Netherlands is being conducted to test the effect of the CDSS on falls. The trial is registered with ClinicalTrials.gov (date; 7-7-2022, identifier: NCT05449470)., Competing Interests: The authors have declared that no competing interests exist., (Copyright: © 2024 Groos et al. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.)
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- 2024
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17. Evaluating Artificial Intelligence in Clinical Settings-Let Us Not Reinvent the Wheel.
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Cresswell K, de Keizer N, Magrabi F, Williams R, Rigby M, Prgomet M, Kukhareva P, Wong ZS, Scott P, Craven CK, Georgiou A, Medlock S, Brender McNair J, and Ammenwerth E
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- Humans, Medical Informatics methods, Artificial Intelligence
- Abstract
Given the requirement to minimize the risks and maximize the benefits of technology applications in health care provision, there is an urgent need to incorporate theory-informed health IT (HIT) evaluation frameworks into existing and emerging guidelines for the evaluation of artificial intelligence (AI). Such frameworks can help developers, implementers, and strategic decision makers to build on experience and the existing empirical evidence base. We provide a pragmatic conceptual overview of selected concrete examples of how existing theory-informed HIT evaluation frameworks may be used to inform the safe development and implementation of AI in health care settings. The list is not exhaustive and is intended to illustrate applications in line with various stakeholder requirements. Existing HIT evaluation frameworks can help to inform AI-based development and implementation by supporting developers and strategic decision makers in considering relevant technology, user, and organizational dimensions. This can facilitate the design of technologies, their implementation in user and organizational settings, and the sustainability and scalability of technologies., (©Kathrin Cresswell, Nicolette de Keizer, Farah Magrabi, Robin Williams, Michael Rigby, Mirela Prgomet, Polina Kukhareva, Zoie Shui-Yee Wong, Philip Scott, Catherine K Craven, Andrew Georgiou, Stephanie Medlock, Jytte Brender McNair, Elske Ammenwerth. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 07.08.2024.)
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- 2024
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18. A systematic review of fall prediction models for community-dwelling older adults: comparison between models based on research cohorts and models based on routinely collected data.
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Dormosh N, van de Loo B, Heymans MW, Schut MC, Medlock S, van Schoor NM, van der Velde N, and Abu-Hanna A
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- Humans, Aged, Risk Assessment, Risk Factors, Female, Male, Aged, 80 and over, Geriatric Assessment methods, Age Factors, Predictive Value of Tests, Reproducibility of Results, Models, Statistical, Accidental Falls statistics & numerical data, Independent Living statistics & numerical data
- Abstract
Background: Prediction models can identify fall-prone individuals. Prediction models can be based on either data from research cohorts (cohort-based) or routinely collected data (RCD-based). We review and compare cohort-based and RCD-based studies describing the development and/or validation of fall prediction models for community-dwelling older adults., Methods: Medline and Embase were searched via Ovid until January 2023. We included studies describing the development or validation of multivariable prediction models of falls in older adults (60+). Both risk of bias and reporting quality were assessed using the PROBAST and TRIPOD, respectively., Results: We included and reviewed 28 relevant studies, describing 30 prediction models (23 cohort-based and 7 RCD-based), and external validation of two existing models (one cohort-based and one RCD-based). The median sample sizes for cohort-based and RCD-based studies were 1365 [interquartile range (IQR) 426-2766] versus 90 441 (IQR 56 442-128 157), and the ranges of fall rates were 5.4% to 60.4% versus 1.6% to 13.1%, respectively. Discrimination performance was comparable between cohort-based and RCD-based models, with the respective area under the receiver operating characteristic curves ranging from 0.65 to 0.88 versus 0.71 to 0.81. The median number of predictors in cohort-based final models was 6 (IQR 5-11); for RCD-based models, it was 16 (IQR 11-26). All but one cohort-based model had high bias risks, primarily due to deficiencies in statistical analysis and outcome determination., Conclusions: Cohort-based models to predict falls in older adults in the community are plentiful. RCD-based models are yet in their infancy but provide comparable predictive performance with no additional data collection efforts. Future studies should focus on methodological and reporting quality., (© The Author(s) 2024. Published by Oxford University Press on behalf of the British Geriatrics Society.)
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- 2024
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19. AI-based decision support to optimize complex care for preventing medication-related falls.
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van de Loo B, Linn AJ, Medlock S, Belimbegovski W, Seppala LJ, van Weert JCM, Abu-Hanna A, van Schoor NM, and van der Velde N
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- Humans, Accidental Falls prevention & control, Artificial Intelligence
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- 2024
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20. Validation of the ADFICE_IT Models for Predicting Falls and Recurrent Falls in Geriatric Outpatients.
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van de Loo B, Heymans MW, Medlock S, Boyé NDA, van der Cammen TJM, Hartholt KA, Emmelot-Vonk MH, Mattace-Raso FUS, Abu-Hanna A, van der Velde N, and van Schoor NM
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- Humans, Aged, Prospective Studies, Retrospective Studies, Risk Assessment, Geriatric Assessment, Outpatients, Emergency Service, Hospital
- Abstract
Objectives: Before being used in clinical practice, a prediction model should be tested in patients whose data were not used in model development. Previously, we developed the ADFICE_IT models for predicting any fall and recurrent falls, referred as Any_fall and Recur_fall. In this study, we externally validated the models and compared their clinical value to a practical screening strategy where patients are screened for falls history alone., Design: Retrospective, combined analysis of 2 prospective cohorts., Setting and Participants: Data were included of 1125 patients (aged ≥65 years) who visited the geriatrics department or the emergency department., Methods: We evaluated the models' discrimination using the C-statistic. Models were updated using logistic regression if calibration intercept or slope values deviated significantly from their ideal values. Decision curve analysis was applied to compare the models' clinical value (ie, net benefit) against that of falls history for different decision thresholds., Results: During the 1-year follow-up, 428 participants (42.7%) endured 1 or more falls, and 224 participants (23.1%) endured a recurrent fall (≥2 falls). C-statistic values were 0.66 (95% CI 0.63-0.69) and 0.69 (95% CI 0.65-0.72) for the Any_fall and Recur_fall models, respectively. Any_fall overestimated the fall risk and we therefore updated only its intercept whereas Recur_fall showed good calibration and required no update. Compared with falls history, Any_fall and Recur_fall showed greater net benefit for decision thresholds of 35% to 60% and 15% to 45%, respectively., Conclusions and Implications: The models performed similarly in this data set of geriatric outpatients as in the development sample. This suggests that fall-risk assessment tools that were developed in community-dwelling older adults may perform well in geriatric outpatients. We found that in geriatric outpatients the models have greater clinical value across a wide range of decision thresholds compared with screening for falls history alone., (Copyright © 2023 The Authors. Published by Elsevier Inc. All rights reserved.)
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- 2023
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21. An eHealth App (CAPABLE) Providing Symptom Monitoring, Well-Being Interventions, and Educational Material for Patients With Melanoma Treated With Immune Checkpoint Inhibitors: Protocol for an Exploratory Intervention Trial.
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Fraterman I, Wollersheim BM, Tibollo V, Glaser SLC, Medlock S, Cornet R, Gabetta M, Gisko V, Barkan E, di Flora N, Glasspool D, Kogan A, Lanzola G, Leizer R, Mallo H, Ottaviano M, Peleg M, van de Poll-Franse LV, Veggiotti N, Śniatała K, Wilk S, Parimbelli E, Quaglini S, Rizzo M, Locati LD, Boekhout A, Sacchi L, and Wilgenhof S
- Abstract
Background: Since treatment with immune checkpoint inhibitors (ICIs) is becoming standard therapy for patients with high-risk and advanced melanoma, an increasing number of patients experience treatment-related adverse events such as fatigue. Until now, studies have demonstrated the benefits of using eHealth tools to provide either symptom monitoring or interventions to reduce treatment-related symptoms such as fatigue. However, an eHealth tool that facilitates the combination of both symptom monitoring and symptom management in patients with melanoma treated with ICIs is still needed., Objective: In this pilot study, we will explore the use of the CAPABLE (Cancer Patients Better Life Experience) app in providing symptom monitoring, education, and well-being interventions on health-related quality of life (HRQoL) outcomes such as fatigue and physical functioning, as well as patients' acceptance and usability of using CAPABLE., Methods: This prospective, exploratory pilot study will examine changes in fatigue over time in 36 patients with stage III or IV melanoma during treatment with ICI using CAPABLE (a smartphone app and multisensory smartwatch). This cohort will be compared to a prospectively collected cohort of patients with melanoma treated with standard ICI therapy. CAPABLE will be used for a minimum of 3 and a maximum of 6 months. The primary endpoint in this study is the change in fatigue between baseline and 3 and 6 months after the start of treatment. Secondary end points include HRQoL outcomes, usability, and feasibility parameters., Results: Study inclusion started in April 2023 and is currently ongoing., Conclusions: This pilot study will explore the effect, usability, and feasibility of CAPABLE in patients with melanoma during treatment with ICI. Adding the CAPABLE system to active treatment is hypothesized to decrease fatigue in patients with high-risk and advanced melanoma during treatment with ICIs compared to a control group receiving standard care. The Medical Ethics Committee NedMec (Amsterdam, The Netherlands) granted ethical approval for this study (reference number 22-981/NL81970.000.22)., Trial Registration: ClinicalTrials.gov NCT05827289; https://clinicaltrials.gov/study/NCT05827289., International Registered Report Identifier (irrid): DERR1-10.2196/49252., (©Itske Fraterman, Barbara M Wollersheim, Valentina Tibollo, Savannah Lucia Catherina Glaser, Stephanie Medlock, Ronald Cornet, Matteo Gabetta, Vitali Gisko, Ella Barkan, Nicola di Flora, David Glasspool, Alexandra Kogan, Giordano Lanzola, Roy Leizer, Henk Mallo, Manuel Ottaviano, Mor Peleg, Lonneke V van de Poll-Franse, Nicole Veggiotti, Konrad Śniatała, Szymon Wilk, Enea Parimbelli, Silvana Quaglini, Mimma Rizzo, Laura Deborah Locati, Annelies Boekhout, Lucia Sacchi, Sofie Wilgenhof. Originally published in JMIR Research Protocols (https://www.researchprotocols.org), 11.10.2023.)
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- 2023
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22. The need to strengthen the evaluation of the impact of Artificial Intelligence-based decision support systems on healthcare provision.
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Cresswell K, Rigby M, Magrabi F, Scott P, Brender J, Craven CK, Wong ZS, Kukhareva P, Ammenwerth E, Georgiou A, Medlock S, De Keizer NF, Nykänen P, Prgomet M, and Williams R
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- Humans, Delivery of Health Care, Health Facilities, Public Policy, Artificial Intelligence, Decision Support Systems, Clinical
- Abstract
Despite the renewed interest in Artificial Intelligence-based clinical decision support systems (AI-CDS), there is still a lack of empirical evidence supporting their effectiveness. This underscores the need for rigorous and continuous evaluation and monitoring of processes and outcomes associated with the introduction of health information technology. We illustrate how the emergence of AI-CDS has helped to bring to the fore the critical importance of evaluation principles and action regarding all health information technology applications, as these hitherto have received limited attention. Key aspects include assessment of design, implementation and adoption contexts; ensuring systems support and optimise human performance (which in turn requires understanding clinical and system logics); and ensuring that design of systems prioritises ethics, equity, effectiveness, and outcomes. Going forward, information technology strategy, implementation and assessment need to actively incorporate these dimensions. International policy makers, regulators and strategic decision makers in implementing organisations therefore need to be cognisant of these aspects and incorporate them in decision-making and in prioritising investment. In particular, the emphasis needs to be on stronger and more evidence-based evaluation surrounding system limitations and risks as well as optimisation of outcomes, whilst ensuring learning and contextual review. Otherwise, there is a risk that applications will be sub-optimally embodied in health systems with unintended consequences and without yielding intended benefits., (Copyright © 2023 The Author(s). Published by Elsevier B.V. All rights reserved.)
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- 2023
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23. Development and Internal Validation of a Prediction Model for Falls Using Electronic Health Records in a Hospital Setting.
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Dormosh N, Damoiseaux-Volman BA, van der Velde N, Medlock S, Romijn JA, and Abu-Hanna A
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- Humans, Risk Assessment, Risk Factors, Retrospective Studies, Hospitals, Electronic Health Records, Accidental Falls prevention & control
- Abstract
Objective: Fall prevention is important in many hospitals. Current fall-risk-screening tools have limited predictive accuracy specifically for older inpatients. Their administration can be time-consuming. A reliable and easy-to-administer tool is desirable to identify older inpatients at higher fall risk. We aimed to develop and internally validate a prognostic prediction model for inpatient falls for older patients., Design: Retrospective analysis of a large cohort drawn from hospital electronic health record data., Setting and Participants: Older patients (≥70 years) admitted to a university medical center (2016 until 2021)., Methods: The outcome was an inpatient fall (≥24 hours of admission). Two prediction models were developed using regularized logistic regression in 5 imputed data sets: one model without predictors indicating missing values (Model-without) and one model with these additional predictors indicating missing values (Model-with). We internally validated our whole model development strategy using 10-fold stratified cross-validation. The models were evaluated using discrimination (area under the receiver operating characteristic curve) and calibration (plot assessment). We determined whether the areas under the receiver operating characteristic curves (AUCs) of the models were significantly different using DeLong test., Results: Our data set included 21,286 admissions. In total, 470 (2.2%) had a fall after 24 hours of admission. The Model-without had 12 predictors and Model-with 13, of which 4 were indicators of missing values. The AUCs of the Model-without and Model-with were 0.676 (95% CI 0.646-0.707) and 0.695 (95% CI 0.667-0.724). The AUCs between both models were significantly different (P = .013). Calibration was good for both models., Conclusions and Implications: Both the Model-with and Model-without indicators of missing values showed good calibration and fair discrimination, where the Model-with performed better. Our models showed competitive performance to well-established fall-risk-screening tools, and they have the advantage of being based on routinely collected data. This may substantially reduce the burden on nurses, compared with nonautomatic fall-risk-screening tools., (Copyright © 2023 The Authors. Published by Elsevier Inc. All rights reserved.)
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- 2023
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24. External validation of the Johns Hopkins Fall Risk Assessment Tool in older Dutch hospitalized patients.
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Damoiseaux-Volman BA, van Schoor NM, Medlock S, Romijn JA, van der Velde N, and Abu-Hanna A
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- Humans, Female, Aged, Reproducibility of Results, Risk Assessment methods, Inpatients, Influenza, Human, COVID-19 epidemiology
- Abstract
Purpose: Fall prevention is a safety goal in many hospitals. The performance of the Johns Hopkins Fall Risk Assessment Tool (JHFRAT) in older inpatients is largely unknown. We aimed to assess the JHFRAT performance in a large sample of Dutch older inpatients, including its trend over time., Methods: We used an Electronic Health Records (EHR) dataset with hospitalized patients (≥ 70), admitted for ≥ 24 h between 2016 and 2021. Inpatient falls were extracted from structured and free-text data. We assessed the association between JHFRAT and falls using logistic regression. For test accuracy, we calculated sensitivity, specificity, positive predictive value (PPV), and negative predictive value (NPV). Discrimination was measured by the AUC. For calibration, we plotted the predicted fall probability with the actual probability of falls. For time-related effects, we calculated the AUC per 6 months (using data of patients admitted during the 6 months' time interval) and plotted these different AUC values over time. Furthermore, we compared the model (JHFRAT and falls) with and without adjusting for seasonal influenza, COVID-19, spring, summer, fall or winter periods., Results: Data included 17,263 admissions with at least 1 JHFRAT measurement, a median age of 76 and a percentage female of 47%. The in-hospital fall prevalence was 2.5%. JHFRAT [OR = 1.11 (1.03-1.20)] and its subcategories were significantly associated with falls. For medium/high risk of falls (JHFRAT > 5), sensitivity was 73%, specificity 51%, PPV 4% and NPV 99%. The overall AUC was 0.67, varying over time between 0.62 and 0.71 (for 6 months' time intervals). Seasonal influenza did affect the association between JHFRAT and falls. COVID-19, spring, summer, fall or winter did not affect the association., Conclusions: Our results show an association between JHFRAT and falls, a low discrimination by JHFRAT for older inpatients and over-prediction in the calibration. Improvements in the fall-risk assessment are warranted to improve efficiency., (© 2022. The Author(s), under exclusive licence to European Geriatric Medicine Society.)
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- 2023
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25. Developing cases for an electronic health record simulation and teaching: Team engagement.
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Pang KW, Bakker MF, Ploegmakers KJ, and Medlock S
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- Humans, Computer Simulation, Teaching, Electronic Health Records, Communication
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- 2023
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26. Use of an open-source electronic health record to establish a "virtual hospital": A tale of two curricula.
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Medlock S, Ploegmakers KJ, Cornet R, and Pang KW
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- Humans, Curriculum, Culture, Hospitals, Electronic Health Records, Internship and Residency
- Abstract
Background: The electronic health record (EHR) is central to medical informatics. Its use is also recognized as an important skill for future clinicians. Typically, medical students' first exposure to an EHR is when they start their clinical internships, and medical informatics students may or may not get experience with an EHR before graduation. We describe the process of implementing an open-source EHR in two curricula: Medicine and Medical informatics. For medical students, the primary goals were to allow students to practice analyzing information from the EHR, creating therapeutic plans, and communicating with their colleagues via the EHR before they start their first clinical rotations. For medical informatics students, the primary goal was to give students hands-on experience with creating decision support in an EHR., Approach: We used the OpenMRS electronic health record with a custom decision support module based on Arden Syntax. Medical students needed a secure, stable environment to practice medical reasoning. Medical informatics students needed a more isolated system to experiment with the EHR's internal configuration. Both student groups needed synthetic patient cases that were realistic, but in different aspects. For medical students, it is essential that these cases are clinically consistent, and events unfold in a logical order. By contrast, synthetic data for medical informatics students should mimic the data quality problems found in real patient data., Outcomes: Medical informatics students show more mature reasoning about data quality issues and workflow integration than prior to using the EHR. Comments on both course evaluations have been positive, including comments on how working with a real-world EHR provides a realistic experience., Conclusion: The open-source EHR OpenMRS has proven to be a valuable addition to both the medicine and medical informatics curriculum. Both sets of students experience use of the EHR as giving them valuable, realistic learning experiences., Competing Interests: Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2022. Published by Elsevier B.V.)
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- 2023
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27. General Practitioners' needs and wishes for clinical decision support Systems: A focus group study.
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Westerbeek L, de Bruijn GJ, van Weert HC, Abu-Hanna A, Medlock S, and van Weert JCM
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- Humans, Focus Groups, Family Practice, General Practitioners, Decision Support Systems, Clinical, General Practice
- Abstract
Background: Shared decision making (SDM) can be beneficial for patients, healthcare professionals, but is often not applied in practice. A clinical decision support system (CDSS) can facilitate SDM. However, CDSS acceptance rates are rather low. One context in which SDM between a general practitioner (GP) and patient regarding medication can be of great value is older patients' medication-related fall risk. Applying user-centered design to optimally tailor the CDSS to the needs and wishes of GPs can help overcome the low CDSS-acceptance rates. The current study aims to learn GPs' needs and wishes for a CDSS focused on diminishing medication-related fall risk., Materials and Methods: Participants were recruited through the Amsterdam Academic Network of General Practice and were sent a web-lecture as preparation. Three online focus groups with a total of 13 GPs were performed and were led by two moderators. The focus groups were recorded and transcribed verbatim. Transcripts were analyzed using Atlas.ti., Results: GPs' views on the workflow, risk presentation and advice of the system were elicited. The fit with the GPs' workflow was elaborately discussed, for instance how the CDSS could support the selection of patients at risk. GPs articulated a strong preference for a visual risk presentation, in the form of a gradient scale ranging from bright green to dark red. Furthermore, they preferred receiving both medication-related and non-medication-related advice, which should be presented on request., Discussion: The findings provide a valuable insight into GPs' needs and wishes for a CDSS focused on medication-related fall prevention. This will inform the design of a first prototype of the CDSS which will be subjected to usability tests. The findings of this study can also be used to support the development of medication-related CDSSs in a broader context., Competing Interests: Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2022 The Author(s). Published by Elsevier B.V. All rights reserved.)
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- 2022
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28. The Role of Formative Evaluation in Promoting Digitally-based Health Equity and Reducing Bias for Resilient Health Systems: The Case of Patient Portals.
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Cresswell K, Rigby M, Georgiou A, Wong ZS, Kukhareva P, Medlock S, De Keizer NF, Magrabi F, Scott P, and Ammenwerth E
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- Humans, Patient Participation, Bias, Patient Portals, Health Equity
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Objectives: Patient portals are increasingly implemented to improve patient involvement and engagement. We here seek to provide an overview of ways to mitigate existing concerns that these technologies increase inequity and bias and do not reach those who could benefit most from them., Methods: Based on the current literature, we review the limitations of existing evaluations of patient portals in relation to addressing health equity, literacy and bias; outline challenges evaluators face when conducting such evaluations; and suggest methodological approaches that may address existing shortcomings., Results: Various stakeholder needs should be addressed before deploying patient portals, involving vulnerable groups in user-centred design, and studying unanticipated consequences and impacts of information systems in use over time., Conclusions: Formative approaches to evaluation can help to address existing shortcomings and facilitate the development and implementation of patient portals in an equitable way thereby promoting the creation of resilient health systems., Competing Interests: Disclosure The authors report no conflicts of interest in this work., (IMIA and Thieme. This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed or built upon. (https://creativecommons.org/licenses/by-nc-nd/4.0/).)
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- 2022
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29. Development of the ADFICE_IT Models for Predicting Falls and Recurrent Falls in Community-Dwelling Older Adults: Pooled Analyses of European Cohorts With Special Attention to Medication.
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van de Loo B, Seppala LJ, van der Velde N, Medlock S, Denkinger M, de Groot LC, Kenny RA, Moriarty F, Rothenbacher D, Stricker B, Uitterlinden A, Abu-Hanna A, Heymans MW, and van Schoor N
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- Aged, Cohort Studies, Humans, Prospective Studies, Risk Assessment, Risk Factors, Independent Living, Urinary Incontinence
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Background: Use of fall prevention strategies requires detection of high-risk patients. Our goal was to develop prediction models for falls and recurrent falls in community-dwelling older adults and to improve upon previous models by using a large, pooled sample and by considering a wide range of candidate predictors, including medications., Methods: Harmonized data from 2 Dutch (LASA, B-PROOF) and 1 German cohort (ActiFE Ulm) of adults aged ≥65 years were used to fit 2 logistic regression models: one for predicting any fall and another for predicting recurrent falls over 1 year. Model generalizability was assessed using internal-external cross-validation., Results: Data of 5 722 participants were included in the analyses, of whom 1 868 (34.7%) endured at least 1 fall and 702 (13.8%) endured a recurrent fall. Positive predictors for any fall were: educational status, depression, verbal fluency, functional limitations, falls history, and use of antiepileptics and drugs for urinary frequency and incontinence; negative predictors were: body mass index (BMI), grip strength, systolic blood pressure, and smoking. Positive predictors for recurrent falls were: educational status, visual impairment, functional limitations, urinary incontinence, falls history, and use of anti-Parkinson drugs, antihistamines, and drugs for urinary frequency and incontinence; BMI was a negative predictor. The average C-statistic value was 0.65 for the model for any fall and 0.70 for the model for recurrent falls., Conclusion: Compared with previous models, the model for recurrent falls performed favorably while the model for any fall performed similarly. Validation and optimization of the models in other populations are warranted., (© The Author(s) 2022. Published by Oxford University Press on behalf of The Gerontological Society of America.)
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- 2022
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30. Clinical validation of clinical decision support systems for medication review: A scoping review.
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Damoiseaux-Volman BA, Medlock S, van der Meulen DM, de Boer J, Romijn JA, van der Velde N, and Abu-Hanna A
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- Humans, Medication Review, Outcome Assessment, Health Care, Potentially Inappropriate Medication List, Decision Support Systems, Clinical, Drug-Related Side Effects and Adverse Reactions prevention & control
- Abstract
The aim of this scoping review is to summarize approaches and outcomes of clinical validation studies of clinical decision support systems (CDSSs) to support (part of) a medication review. A literature search was conducted in Embase and Medline. In total, 30 articles validating a CDSS were ultimately included. Most of the studies focused on detection of adverse drug events, potentially inappropriate medications and drug-related problems. We categorized the included articles in three groups: studies subjectively reviewing the clinical relevance of CDSS's output (21/30 studies) resulting in a positive predictive value (PPV) for clinical relevance of 4-80%; studies determining the relationship between alerts and actual events (10/30 studies) resulting in a PPV for actual events of 5-80%; and studies comparing output of CDSSs to chart/medication reviews in the whole study population (10/30 studies) resulting in a sensitivity of 28-85% and specificity of 42-75%. We found heterogeneity in the methods used and in the outcome measures. The validation studies did not report the use of a published CDSS validation strategy. To improve the effectiveness and uptake of CDSSs supporting a medication review, future research would benefit from a more systematic and comprehensive validation strategy., (© 2021 The Authors. British Journal of Clinical Pharmacology published by John Wiley & Sons Ltd on behalf of British Pharmacological Society.)
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- 2022
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31. Barriers and facilitators in using a Clinical Decision Support System for fall risk management for older people: a European survey.
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Ploegmakers KJ, Medlock S, Linn AJ, Lin Y, Seppälä LJ, Petrovic M, Topinkova E, Ryg J, Mora MAC, Landi F, Thaler H, Szczerbińska K, Hartikainen S, Bahat G, Ilhan B, Morrissey Y, Masud T, van der Velde N, and van Weert JCM
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- Accidental Falls prevention & control, Aged, Disease Susceptibility, Female, Humans, Male, Risk Management, Surveys and Questionnaires, Decision Support Systems, Clinical, Physicians
- Abstract
Purpose: Fall-Risk Increasing Drugs (FRIDs) are an important and modifiable fall-risk factor. A Clinical Decision Support System (CDSS) could support doctors in optimal FRIDs deprescribing. Understanding barriers and facilitators is important for a successful implementation of any CDSS. We conducted a European survey to assess barriers and facilitators to CDSS use and explored differences in their perceptions., Methods: We examined and compared the relative importance and the occurrence of regional differences of a literature-based list of barriers and facilitators for CDSS usage among physicians treating older fallers from 11 European countries., Results: We surveyed 581 physicians (mean age 44.9 years, 64.5% female, 71.3% geriatricians). The main barriers were technical issues (66%) and indicating a reason before overriding an alert (58%). The main facilitators were a CDSS that is beneficial for patient care (68%) and easy-to-use (64%). We identified regional differences, e.g., expense and legal issues were barriers for significantly more Eastern-European physicians compared to other regions, while training was selected less often as a facilitator by West-European physicians. Some physicians believed that due to the medical complexity of their patients, their own clinical judgement is better than advice from the CDSS., Conclusion: When designing a CDSS for Geriatric Medicine, the patient's medical complexity must be addressed whilst maintaining the doctor's decision-making autonomy. For a successful CDSS implementation in Europe, regional differences in barrier perception should be overcome. Equipping a CDSS with prediction models has the potential to provide individualized recommendations for deprescribing FRIDs in older falls patients., (© 2022. The Author(s), under exclusive licence to European Geriatric Medicine Society.)
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- 2022
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32. Potentially inappropriate medications and their effect on falls during hospital admission.
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Damoiseaux-Volman BA, Raven K, Sent D, Medlock S, Romijn JA, Abu-Hanna A, and van der Velde N
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- Aged, Hospitals, Humans, Inappropriate Prescribing, Retrospective Studies, Accidental Falls, Potentially Inappropriate Medication List
- Abstract
Objective: to investigate the effect of potentially inappropriate medications (PIMs) on inpatient falls and to identify whether PIMs as defined by STOPPFall or the designated section K for falls of STOPP v2 have a stronger association with inpatient falls when compared to the general tool STOPP v2., Methods: a retrospective observational matching study using an electronic health records dataset of patients (≥70 years) admitted to an academic hospital (2015-19), including free text to identify inpatient falls. PIMs were identified using the STOPP v2, section K of STOPP v2 and STOPPFall. We first matched admissions with PIMs to those without PIMs on confounding factors. We then applied multinomial logistic regression analysis and Cox proportional hazards analysis on the matched datasets to identify effects of PIMs on inpatient falls., Results: the dataset included 16,678 hospital admissions, with a mean age of 77.2 years. Inpatient falls occurred during 446 (2.7%) admissions. Adjusted odds ratio (OR) (95% confidence interval (CI)) for the association between PIM exposure and falls were 7.9 (6.1-10.3) for STOPP section K, 2.2 (2.0-2.5) for STOPP and 1.4 (1.3-1.5) for STOPPFall. Adjusted hazard ratio (HR) (95% CI) for the effect on time to first fall were 2.8 (2.3-3.5) for STOPP section K, 1.5 (1.3-1.6) for STOPP and 1.3 (1.2-1.5) for STOPPFall., Conclusions: we identified an independent association of PIMs on inpatient falls for all applied (de)prescribing tools. The strongest effect was identified for STOPP section K, which is restricted to high-risk medication for falls. Our results suggest that decreasing PIM exposure during hospital stay might benefit fall prevention, but intervention studies are warranted., (© The Author(s) 2021. Published by Oxford University Press on behalf of the British Geriatrics Society. All rights reserved. For permissions, please email: journals.permissions@oup.com.)
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- 2022
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33. Anticipated Benefits and Concerns of Sharing Hospital Outpatient Visit Notes With Patients (Open Notes) in Dutch Hospitals: Mixed Methods Study.
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Janssen SL, Venema-Taat N, and Medlock S
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- Communication, Electronic Health Records, Hospitals, Humans, Outpatients, Physicians
- Abstract
Background: The past few years have seen an increase in interest in sharing visit notes with patients. Sharing visit notes with patients is also known as "open notes." Shared notes are seen as beneficial for patient empowerment and communication, but concerns have also been raised about potential negative effects. Understanding barriers is essential to successful organizational change, but most published studies on the topic come from countries where shared notes are incentivized or legally required., Objective: We aim to gather opinions about sharing outpatient clinic visit notes from patients and hospital physicians in the Netherlands, where there is currently no policy or incentive plan for shared visit notes., Methods: This multimethodological study was conducted in an academic and a nonacademic hospital in the Netherlands. We conducted a survey of patients and doctors in March-April 2019. In addition to the survey, we conducted think-aloud interviews to gather more insight into the reasons behind participants' answers. We surveyed 350 physicians and 99 patients, and think-aloud interviews were conducted with an additional 13 physicians and 6 patients., Results: Most patients (81/98, 77%) were interested in viewing their visit notes, whereas most physicians (262/345, 75.9%) were opposed to allowing patients to view their visit notes. Most patients (54/90, 60%) expected the notes to be written in layman's terms, but most physicians (193/321, 60.1%) did not want to change their writing style to make it more understandable for patients. Doctors raised concerns that reading the note would make patients feel confused and anxious, that the patient would not understand the note, and that shared notes would result in more documentation time or losing a way to communicate with colleagues. Interviews also revealed concerns about documenting sensitive topics such as suspected abuse and unlikely but worrisome differential diagnoses. Physicians also raised concerns that documenting worrisome thoughts elsewhere in the record would result in fragmentation of the patient record. Patients were uncertain if they would understand the notes (46/90, 51%) and, in interviews, raised questions about security and privacy. Physicians did anticipate some benefits, such as the patients remembering the visit better, shared decision-making, and keeping patients informed, but 24% (84/350) indicated that they saw no benefit. Patients anticipated that they would remember the visit better, feel more in control, and better understand their health., Conclusions: Dutch patients are interested in shared visit notes, but physicians have many concerns that should be addressed if shared notes are pursued. Physicians' concerns should be addressed before shared notes are implemented. In hospitals where shared notes are implemented, the effects should be monitored (objectively, if possible) to determine whether the concerns raised by our participants have actualized into problems and whether the anticipated benefits are being realized., (©Sharon L Janssen, Nynke Venema-Taat, Stephanie Medlock. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 11.08.2021.)
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- 2021
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34. Barriers and facilitators influencing medication-related CDSS acceptance according to clinicians: A systematic review.
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Westerbeek L, Ploegmakers KJ, de Bruijn GJ, Linn AJ, van Weert JCM, Daams JG, van der Velde N, van Weert HC, Abu-Hanna A, and Medlock S
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- Efficiency, Humans, Decision Support Systems, Clinical
- Abstract
Background: A medication-related Clinical Decision Support System (CDSS) is an application that analyzes patient data to provide assistance in medication-related care processes. Despite its potential to improve the clinical decision-making process, evidence shows that clinicians do not always use CDSSs in such a way that their potential can be fully realized. This systematic literature review provides an overview of frequently-reported barriers and facilitators for acceptance of medication-related CDSS., Materials and Methods: Search terms and MeSH headings were developed in collaboration with a librarian, and database searches were conducted in Medline, Scopus, Embase and Web of Science Conference Proceedings. After screening 5404 records and 140 full papers, 63 articles were included in this review. Quality assessment was performed for all 63 included articles. The identified barriers and facilitators are categorized within the Human, Organization, Technology fit (HOT-fit) model., Results: A total of 327 barriers and 291 facilitators were identified. Results show that factors most often reported were related to (a lack of) usefulness and relevance of information, and ease of use and efficiency of the system., Discussion: This review provides a valuable insight into a broad range of barriers and facilitators for using a medication-related CDSS as perceived by clinicians. The results can be used as a stepping stone in future studies developing medication-related CDSSs., (Copyright © 2021 The Author(s). Published by Elsevier B.V. All rights reserved.)
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- 2021
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35. Effect of Interventions With a Clinical Decision Support System for Hospitalized Older Patients: Systematic Review Mapping Implementation and Design Factors.
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Damoiseaux-Volman BA, van der Velde N, Ruige SG, Romijn JA, Abu-Hanna A, and Medlock S
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Background: Clinical decision support systems (CDSSs) form an implementation strategy that can facilitate and support health care professionals in the care of older hospitalized patients., Objective: Our study aims to systematically review the effects of CDSS interventions in older hospitalized patients. As a secondary aim, we aim to summarize the implementation and design factors described in effective and ineffective interventions and identify gaps in the current literature., Methods: We conducted a systematic review with a search strategy combining the categories older patients, geriatric topic, hospital, CDSS, and intervention in the databases MEDLINE, Embase, and SCOPUS. We included controlled studies, extracted data of all reported outcomes, and potentially beneficial design and implementation factors. We structured these factors using the Grol and Wensing Implementation of Change model, the GUIDES (Guideline Implementation with Decision Support) checklist, and the two-stream model. The risk of bias of the included studies was assessed using the Cochrane Collaboration's Effective Practice and Organisation of Care risk of bias approach., Results: Our systematic review included 18 interventions, of which 13 (72%) were effective in improving care. Among these interventions, 8 (6 effective) focused on medication review, 8 (6 effective) on delirium, 7 (4 effective) on falls, 5 (4 effective) on functional decline, 4 (3 effective) on discharge or aftercare, and 2 (0 effective) on pressure ulcers. In 77% (10/13) effective interventions, the effect was based on process-related outcomes, in 15% (2/13) interventions on both process- and patient-related outcomes, and in 8% (1/13) interventions on patient-related outcomes. The following implementation and design factors were potentially associated with effectiveness: a priori problem or performance analyses (described in 9/13, 69% effective vs 0/5, 0% ineffective interventions), multifaceted interventions (8/13, 62% vs 1/5, 20%), and consideration of the workflow (9/13, 69% vs 1/5, 20%)., Conclusions: CDSS interventions can improve the hospital care of older patients, mostly on process-related outcomes. We identified 2 implementation factors and 1 design factor that were reported more frequently in articles on effective interventions. More studies with strong designs are needed to measure the effect of CDSS on relevant patient-related outcomes, investigate personalized (data-driven) interventions, and quantify the impact of implementation and design factors on CDSS effectiveness., Trial Registration: PROSPERO (International Prospective Register of Systematic Reviews): CRD42019124470; https://www.crd.york.ac.uk/prospero/display_record.php?RecordID=124470., (©Birgit A Damoiseaux-Volman, Nathalie van der Velde, Sil G Ruige, Johannes A Romijn, Ameen Abu-Hanna, Stephanie Medlock. Originally published in JMIR Medical Informatics (https://medinform.jmir.org), 16.07.2021.)
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- 2021
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36. Potentially inappropriate prescribing in older hospitalized Dutch patients according to the STOPP/START criteria v2: a longitudinal study.
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Damoiseaux-Volman BA, Medlock S, Raven K, Sent D, Romijn JA, van der Velde N, and Abu-Hanna A
- Subjects
- Academic Medical Centers, Age Factors, Aged, Aged, 80 and over, Female, Health Status, Humans, Length of Stay, Longitudinal Studies, Male, Netherlands, Polypharmacy, Risk Factors, Sex Factors, Hospitalization statistics & numerical data, Inappropriate Prescribing statistics & numerical data, Potentially Inappropriate Medication List statistics & numerical data
- Abstract
Purpose: To investigate prevalence, independent associations, and variation over time of potentially inappropriate prescriptions in a population of older hospitalized patients., Methods: A longitudinal study using a large dataset of hospital admissions of older patients (≥ 70 years) based on an electronic health records cohort including data from 2015 to 2019. Potentially inappropriate medication (PIM) and potential prescribing omission (PPO) prevalence during hospital stay were identified based on the Dutch STOPP/START criteria v2. Univariate and multivariate logistic regression were used for analyzing associations and trends over time., Results: The data included 16,687 admissions. Of all admissions, 56% had ≥ 1 PIM and 58% had ≥ 1 PPO. Gender, age, number of medications, number of diagnoses, Charlson score, and length of stay were independently associated with both PIMs and PPOs. Additionally, number of departments and number of prescribing specialties were independently associated with PIMs. Over the years, the PIM prevalence did not change (OR = 1.00, p = .95), whereas PPO prevalence increased (OR = 1.08, p < .001). However, when corrected for changes in patient characteristics such as number of diagnoses, the PIM (aOR = 0.91, p < .001) and PPO prevalence (aOR = 0.94, p < .001) decreased over the years., Conclusion: We found potentially inappropriate prescriptions in the majority of admissions of older patients. Prescribing relatively improved over time when considering complexity of the admissions. Nevertheless, the high prevalence shows a clear need to better address this issue in clinical practice. Studies seeking effective (re)prescribing interventions are warranted.
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- 2021
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37. Implementation of an Open-Source Electronic Health Record for Decision-Support Education in Medical Informatics.
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Medlock S, Schermer R, and Cornet R
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- Documentation, Expert Systems, Software, Electronic Health Records, Medical Informatics
- Abstract
Access to electronic medical record systems is limited in many medical informatics education programs. The objective of this study was to inventory open-source patient record systems with decision support capabilities, implement a system for educational use, and test the effect of the system on students' learning. We sought systems that were under active development, with source code available, having an SQL-queryable database, and having decision support capabilities. We identified 20 candidate electronic health record systems, of which 6 mentioned decision support capabilities in their documentation. Of these, the OpenMRS system appeared to meet all of the requirements for use in our course; however, decision support capabilities needed to be added by use of a custom module implementing Arden2Bytecode, an Arden Syntax interpreter. Students who used this system showed an improvement in their knowledge of decision support systems and their capabilities. We conclude that there are a number of promising open-source electronic patient record systems currently under active development, but decision support capabilities are still immature. We anticipate further developments in this area in the coming years.
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- 2020
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38. For which clinical rules do doctors want decision support, and why? A survey of Dutch general practitioners.
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Medlock S, Eslami S, Askari M, Arts DL, van de Glind EM, Brouwer HJ, van Weert HC, de Rooij SE, and Abu-Hanna A
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- Chi-Square Distribution, Humans, Interviews as Topic methods, Logistic Models, Netherlands, Statistics, Nonparametric, Surveys and Questionnaires, Decision Support Techniques, General Practitioners psychology, Help-Seeking Behavior
- Abstract
Despite the promise of decision support for improving care, alerts are often overridden or ignored. We evaluated Dutch general practitioners' intention to accept decision support in a proposed implementation based on clinical rules regarding care for elderly patients, and their reasons for wanting or not wanting support. We developed a survey based on literature and structured interviews and distributed it to all doctors who would receive support in the proposed implementation (n = 43), of which 65 percent responded. The survey consisted of six questions for each of 20 clinical rules. Despite concerns about interruption, doctors tended to choose more interruptive forms of support. Doctors wanted support when they felt the rule represented minimal care, perceived a need to improve care, and felt responsible for the action and that they might forget to perform the action; doctors declined support due to feeling that it was unnecessary and due to concerns about interruption.
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- 2019
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39. Priority Setting in Improving Hospital Care for Older Patients Using Clinical Decision Support.
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Damoiseaux-Volman BA, Medlock S, Ploegmakers KJ, Karapinar-Çarkit F, Krediet CTP, de Rooij SE, Lagaay AM, Peters MJL, Klopotowska JE, van Marum RJ, de Vries OJ, Romijn JA, van der Velde N, and Abu-Hanna A
- Subjects
- Delphi Technique, Follow-Up Studies, Humans, Netherlands, Decision Support Systems, Clinical, Health Priorities, Health Services for the Aged standards, Quality Improvement
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- 2019
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40. Health Behaviour Theory in Health Informatics: Support for Positive Change.
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Medlock S and Wyatt JC
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- Decision Support Techniques, Humans, Exercise, Health Behavior, Medical Informatics
- Abstract
The rising use of the Internet and information technology has made computerized interventions an attractive channel for providing advice and support for behaviour change. Health behaviour and behaviour change theories are a family of theories which aim to explain the mechanisms by which human behaviours change and use that knowledge to promote change. Among the best-known of these theories are the Social Learning and Social Cognitive theories, the Health Belief Model, the Theory of Reasoned Action and its successors the Theory of Planned Behaviour and the Reasoned Action Approach, and the Transtheoretical model. We discuss three examples of how behaviour change theories have been applied in computer-based interventions: a system to aid users to quit smoking, a decision aid for choice of breast cancer therapy, and an internet-based exercise program for reducing cardiovascular risk. We also discuss misapplication of theory, and reflect on how these theories can best be used. Behaviour change theory can be applied in health informatics interventions in several ways; for example, to select participants for a particular intervention, to shape the content of the intervention to effectively influence behaviour, or to tailor content to individual needs. Application of these theories to provide personalized advice ("decision support") is a young but promising area of research, and could inform other decision support interventions, including those that provide support for clinicians.
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- 2019
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41. The first steps in the evaluation of a "black-box" decision support tool: a protocol and feasibility study for the evaluation of Watson for Oncology.
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Keikes L, Medlock S, van de Berg DJ, Zhang S, Guicherit OR, Punt CJA, and van Oijen MGH
- Abstract
Background and Aim: Medical specialists aim to provide evidence-based care based on the most recent scientific insights, but with the ongoing expansion of medical literature it seems unfeasible to remain updated. "Black-box" decision support tools such as Watson for Oncology (Watson) are gaining attention as they offer a promising opportunity to conquer this challenging issue, but it is not known if the advice given is congruent with guidelines or clinically valid in other settings. We present a protocol for the content evaluation of black-box decision support tools and a feasibility study to test the content and usability of Watson using this protocol., Methods: The protocol consists of developing synthetic patient cases based on Dutch guidelines and expert opinion, entering the synthetic cases into Watson and Oncoguide, noting the response of each system and evaluating the result using a cross-tabulation scoring system resulting in a score range of -12 to +12. Treatment options that were not recommended according to the Dutch guideline were labeled with a "red flag" if Watson recommended it, and an "orange flag" if Watson suggested it for consideration. To test the feasibility of applying the protocol, we developed synthetic patient cases for the adjuvant treatment of stage I to stage III colon cancer based on relevant patient, clinical and tumor characteristics and followed our protocol. Additionally, for the feasibility study we also compared the recommendations from the NCCN guideline with Watson's advice, and evaluated usability by a cognitive walkthrough method., Results: In total, we developed 190 synthetic patient cases (stage I: n=8; stage II: n=110; and stage III: n=72). Overall concordance scores per case for Watson versus Oncoguide ranged from a minimum score of -4 (n=6) to a maximum score of+12 (n=17) and from -4 (n=9) to +12 (n=24) for Watson versus the NCCN guidelines). In total, 69 cases (36%) were labeled with red flags, 96 cases (51%) with orange flags and 25 cases (13%) without flags. For the comparison of Watson with the NCCN guidelines, no red or orange flags were identified., Conclusions: We developed a research protocol for the evaluation of a black-box decision support tool, which proved useful and usable in testing the content and usability of Watson. Overall concordance scores ranged considerably between synthetic cases for both comparisons between Watson versus Oncoguide and Watson versus NCCN. Non-concordance is partially attributable to guideline differences between the United States and The Netherlands. This implies that further adjustments and localization are required before implementation of Watson outside the United States., Relevance for Patients: This study describes the first steps of content evaluation of a decision support tool before implementation in daily oncological patient care. The ultimate goal of the incorporation of decision support tools in daily practice is to improve personalized medicine and quality of care.
- Published
- 2018
42. An email-based intervention to improve the number and timeliness of letters sent from the hospital outpatient clinic to the general practitioner: A pair-randomized controlled trial.
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Medlock S, Parlevliet JL, Sent D, Eslami S, Askari M, Arts DL, Hoekstra JB, de Rooij SE, and Abu-Hanna A
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- Humans, Patient Satisfaction, Time and Motion Studies, General Practitioners, Outpatient Clinics, Hospital organization & administration
- Abstract
Objective: Letters from the hospital to the general practitioner are important for maintaining continuity of care. Although doctors feel letters are important, they are often not written on time. To improve the number and timeliness of letters sent from the hospital outpatient department to the general practitioner using an email-based intervention evaluated in a randomized controlled trial., Materials and Methods: Users were interviewed to determine the requirements for the intervention. Due to high between-doctor variation at baseline, doctors were matched for baseline performance and pair-randomized. The effectiveness of the intervention was assessed using meta-analytic methods. The primary outcome was the number of patient visits which should have generated a letter that had a letter by 90 days after the visit. Satisfaction was assessed with an anonymous survey., Results: The intervention consisted of a monthly email reminder for each doctor containing a list of his or her patients who were (over)due for a letter. Doctors in the intervention group had 21% fewer patient visits which did not have a letter by 90 days (OR = 5.7, p = 0.0020). Satisfaction with the system was very high., Discussion: This study examines the effect of a simple reminder in absence of other interventions, and provides an example of an effective non-interruptive decision support intervention., Conclusion: A simple email reminder improved the number and timeliness of letters from the outpatient department to the general practitioner, and was viewed as a useful service by its users.
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- 2017
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43. Erratum to "Feasibility of automatic evaluation of clinical rules in general practice" [Int. J. Med. Inform. 100 (2017) 90-94].
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Opondo D, Visscher S, Eslami S, Medlock S, Verheij R, Korevaar JC, and Abu-Hanna A
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- 2017
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44. Feasibility of automatic evaluation of clinical rules in general practice.
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Opondo D, Visscher S, Eslami S, Medlock S, Verheij R, Korevaar JC, and -Abu-Hanna A
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- Automation, Documentation, Feasibility Studies, Humans, Netherlands, Software, Decision Support Systems, Clinical, General Practice standards, Guideline Adherence, Practice Guidelines as Topic standards
- Abstract
Purpose: To assess the extent to which clinical rules (CRs) can be implemented for automatic evaluation of quality of care in general practice., Methods: We assessed 81 clinical rules (CRs) adapted from a subset of Assessing Care of Vulnerable Elders (ACOVE) clinical rules, against Dutch College of General Practitioners (NHG) data model. Each CR was analyzed using the Logical Elements Rule METHOD: (LERM). LERM is a stepwise method of assessing and formalizing clinical rules for decision support. Clinical rules that satisfied the criteria outlined in the LERM method were judged to be implementable in automatic evaluation in general practice., Results: Thirty-three out of 81 (40.7%) Dutch-translated ACOVE clinical rules can be automatically evaluated in electronic medical record systems. Seven out of 7 CRs (100%) in the domain of diabetes can be automatically evaluated, 9/17 (52.9%) in medication use, 5/10 (50%) in depression care, 3/6 (50%) in nutrition care, 6/13 (46.1%) in dementia care, 1/6 (16.6%) in end of life care, 2/13 (15.3%) in continuity of care, and 0/9 (0%) in the fall-related care. Lack of documentation of care activities between primary and secondary health facilities and ambiguous formulation of clinical rules were the main reasons for the inability to automate the clinical rules., Conclusion: Approximately two-fifths of the primary care Dutch ACOVE-based clinical rules can be automatically evaluated. Clear definition of clinical rules, improved GP database design and electronic linkage of primary and secondary healthcare facilities can improve prospects of automatic assessment of quality of care. These findings are relevant especially because the Netherlands has very high automation of primary care., (Copyright © 2017 Elsevier B.V. All rights reserved.)
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- 2017
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45. Information Technology-Based Interventions to Improve Drug-Drug Interaction Outcomes: A Systematic Review on Features and Effects.
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Nabovati E, Vakili-Arki H, Taherzadeh Z, Saberi MR, Medlock S, Abu-Hanna A, and Eslami S
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- Humans, Decision Support Systems, Clinical standards, Drug Interactions, Medical Order Entry Systems organization & administration, Medication Errors prevention & control
- Abstract
The purpose of this systematic review was to identify features and effects of information technology (IT)-based interventions on outcomes related to drug-drug interactions (DDI outcomes). A literature search was conducted in Medline, EMBASE, and the Cochrane Library for published English-language studies. Studies were included if a main outcome was related to DDIs, the intervention involved an IT-based system, and the study design was experimental or observational with controls. Study characteristics, including features and effects of IT-based interventions, were extracted. Nineteen studies comprising five randomized controlled trials (RCT), five non-randomized controlled trials (NRCT) and nine observational studies with controls (OWC) were included. Sixty-four percent of prescriber-directed interventions, and all non-prescriber interventions, were effective. Each of the following characteristics corresponded to groups of studies of which a majority were effective: automatic provision of recommendations within the providers' workflow, intervention at the time of decision-making, integration into other systems, and requiring the reason for not following the recommendations. Only two studies measured clinical outcomes: an RCT that showed no significant improvement and an OWC that showed improvement, but did not statistically assess the effect. Most studies that measured surrogate outcomes (e.g. potential DDIs) and other outcomes (e.g. adherence to alerts) showed improvements. IT-based interventions improve surrogate clinical outcomes and adherence to DDI alerts. However, there is lack of robust evidence about their effectiveness on clinical outcomes. It is recommended that researchers consider the identified features of effective interventions in the design of interventions and evaluate the effectiveness on DDI outcomes, particularly clinical outcomes.
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- 2017
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46. Modeling information flows in clinical decision support: key insights for enhancing system effectiveness.
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Medlock S, Wyatt JC, Patel VL, Shortliffe EH, and Abu-Hanna A
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- Efficiency, Organizational, Humans, User-Computer Interface, Workflow, Decision Support Systems, Clinical, Decision Support Techniques
- Abstract
A fundamental challenge in the field of clinical decision support is to determine what characteristics of systems make them effective in supporting particular types of clinical decisions. However, we lack such a theory of decision support itself and a model to describe clinical decisions and the systems to support them. This article outlines such a framework. We present a two-stream model of information flow within clinical decision-support systems (CDSSs): reasoning about the patient (the clinical stream), and reasoning about the user (the cognitive-behavioral stream). We propose that CDSS "effectiveness" be measured not only in terms of a system's impact on clinical care, but also in terms of how (and by whom) the system is used, its effect on work processes, and whether it facilitates appropriate decisions by clinicians and patients. Future research into which factors improve the effectiveness of decision support should not regard CDSSs as a single entity, but should instead differentiate systems based on their attributes, users, and the decision being supported., (© The Author 2016. Published by Oxford University Press on behalf of the American Medical Informatics Association. All rights reserved. For Permissions, please email: journals.permissions@oup.com.)
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- 2016
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47. Reasons for intentional guideline non-adherence: A systematic review.
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Arts DL, Voncken AG, Medlock S, Abu-Hanna A, and van Weert HC
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- Guideline Adherence statistics & numerical data, Humans, Guideline Adherence standards, Health Personnel psychology, Health Personnel standards, Quality of Health Care standards
- Abstract
Background: Reasons for intentional non-adherence to guidelines are largely unknown. The objective of this systematic review was to gain insight into and categorize reasons for intentional non-adherence and their validity. Non-adherence might be a conscious choice by either the clinician or the patient, and is not influenced by external factors (e.g. lack of knowledge or resources). We use the term intentional non-adherence to describe this class of reasons for not following guideline recommendations., Methods: Two independent reviewers examined MEDLINE citations for studies that investigated reasons for guideline non-adherence. The obtained articles were assessed for relevance and quality. Our search yielded 2912 articles, of which 16 matched our inclusion criteria and quality requirements. We planned to determine an overall ranking of categories of non-adherence., Results: Seven studies investigated clinical reasons and performed adjudication, while nine studies did not perform adjudication. Non-adherence varied between 8.2% and 65.3%. Meta-analysis proved unfeasible due to heterogeneity of study methodologies. The percentage of reasons deemed valid by adjudication ranged from 6.6% to 93.6%. Guideline non-adherence was predominantly valid; contra-indications and patient preference were most often reported as reasons for intentional non-adherence., Conclusion: We found a wide range of rates of non-adherence to clinical guidelines. This non-adherence is often supported by valid reasons, mainly related to contra-indications and patient preference. Therefore, we submit that many guideline deviations are intentional and these deviations do not necessarily impact quality of care., (Copyright © 2016 Elsevier Ireland Ltd. All rights reserved.)
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- 2016
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48. Health information-seeking behavior of seniors who use the Internet: a survey.
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Medlock S, Eslami S, Askari M, Arts DL, Sent D, de Rooij SE, and Abu-Hanna A
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- Aged, Aged, 80 and over, Data Collection, Female, Health Personnel, Humans, Male, Netherlands, Trust, Consumer Health Information, Information Seeking Behavior, Internet statistics & numerical data
- Abstract
Background: The Internet is viewed as an important source for health information and a medium for patient empowerment. However, little is known about how seniors use the Internet in relation to other sources for health information., Objective: The aim was to determine which information resources seniors who use the Internet use and trust for health information, which sources are preferred, and which sources are used by seniors for different information needs., Methods: Questions from published surveys were selected based on their relevance to the study objectives. The Autonomy Preference Index was used to assess information needs and preferences for involvement in health decisions. Invitation to participate in this online survey was sent to the email list of a local senior organization (298 addresses) in the Netherlands., Results: There were 118 respondents with a median age of 72 years (IQR 67-78 years). Health professionals, pharmacists, and the Internet were the most commonly used and trusted sources of health information. Leaflets, television, newspapers, and health magazines were also important sources. Respondents who reported higher use of the Internet also reported higher use of other sources (P<.001). Use of health professionals, pharmacists, leaflets, telephone, television, and radio were not significantly different; use of all other resources was significantly higher in frequent Internet users. When in need of health information, preferred sources were the Internet (46/105, 43.8%), other sources (eg, magazines 38/105, 36.2%), health professionals (18/105, 17.1%), and no information seeking (3/105, 2.8%). Of the 51/107 respondents who indicated that they had sought health information in the last 12 months, 43 sought it after an appointment, 23 were preparing for an appointment, and 20 were deciding if an appointment was needed. The source used varied by the type of information sought. The Internet was used most often for symptoms (27/42, 64%), prognosis (21/31, 68%), and treatment options (23/41, 62%), whereas health professionals were asked for additional information on medications (20/36, 56%), side effects (17/36, 47%), coping (17/31, 55%), practical care (12/14, 86%), and nutrition/exercise (18/30, 60%)., Conclusions: For these seniors who use the Internet, the Internet was a preferred source of health information. Seniors who report higher use of the Internet also report higher use of other information resources and were also the primary consumers of paper-based resources. Respondents most frequently searched for health information after an appointment rather than to prepare for an appointment. Resources used varied by health topic. Future research should seek to confirm these findings in a general elderly population, investigate how seniors seek and understand information on the Internet, and investigate how to reach seniors who prefer not to use the Internet for health information.
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- 2015
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49. From assessment to improvement of elderly care in general practice using decision support to increase adherence to ACOVE quality indicators: study protocol for randomized control trial.
- Author
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Eslami S, Askari M, Medlock S, Arts DL, Wyatt JC, van Weert HC, de Rooij SE, and Abu-Hanna A
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- Age Factors, Aged, Aging, Feedback, Female, Humans, Male, Netherlands, Reminder Systems standards, Treatment Outcome, User-Computer Interface, Workflow, Decision Support Systems, Clinical standards, Decision Support Techniques, General Practice standards, Geriatrics standards, Guideline Adherence standards, Practice Guidelines as Topic standards, Practice Patterns, Physicians' standards, Quality Improvement standards, Quality Indicators, Health Care standards, Research Design, Vulnerable Populations
- Abstract
Background: Previous efforts such as Assessing Care of Vulnerable Elders (ACOVE) provide quality indicators for assessing the care of elderly patients, but thus far little has been done to leverage this knowledge to improve care for these patients. We describe a clinical decision support system to improve general practitioner (GP) adherence to ACOVE quality indicators and a protocol for investigating impact on GPs' adherence to the rules., Design: We propose two randomized controlled trials among a group of Dutch GP teams on adherence to ACOVE quality indicators. In both trials a clinical decision support system provides un-intrusive feedback appearing as a color-coded, dynamically updated, list of items needing attention. The first trial pertains to real-time automatically verifiable rules. The second trial concerns non-automatically verifiable rules (adherence cannot be established by the clinical decision support system itself, but the GPs report whether they will adhere to the rules). In both trials we will randomize teams of GPs caring for the same patients into two groups, A and B. For the automatically verifiable rules, group A GPs receive support only for a specific inter-related subset of rules, and group B GPs receive support only for the remainder of the rules. For non-automatically verifiable rules, group A GPs receive feedback framed as actions with positive consequences, and group B GPs receive feedback framed as inaction with negative consequences. GPs indicate whether they adhere to non-automatically verifiable rules. In both trials, the main outcome measure is mean adherence, automatically derived or self-reported, to the rules., Discussion: We relied on active end-user involvement in selecting the rules to support, and on a model for providing feedback displayed as color-coded real-time messages concerning the patient visiting the GP at that time, without interrupting the GP's workflow with pop-ups. While these aspects are believed to increase clinical decision support system acceptance and its impact on adherence to the selected clinical rules, systems with these properties have not yet been evaluated., Trial Registration: Controlled Trials NTR3566.
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- 2014
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50. Fall-related Information seeking behavior of seniors on the web.
- Author
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Askari M, Eslami S, Medlock S, de Rooij SE, and Abu-Hanna A
- Subjects
- Aged, Aged, 80 and over, Diagnostic Self Evaluation, Humans, Male, Middle Aged, Netherlands, Surveys and Questionnaires, Accidental Falls prevention & control, Accidental Falls statistics & numerical data, Consumer Health Information methods, Health Literacy statistics & numerical data, Information Seeking Behavior, Internet statistics & numerical data, Patient Education as Topic statistics & numerical data
- Abstract
Falls form a major health problem for older persons, and increasingly strain the healthcare system. The Internet is a potentially useful platform for empowering seniors. The aim of this study was therefore to investigate the information-seeking behavior about falls among elderly Internet users. A web-based survey was distributed among all members of an association of elderly people (> 60 years old). Fallers and non-fallers, seniors with and without experience with information seeking and the willingness of elderly for undertaking self-assessment tests on the Internet versus solely receiving information about falls were compared. In general, there was much stated interest in receiving information about conditions and medications that increase the risk of falls and information on safety in the house. Around half of the 62 respondents did not feel that they are well-informed about falls. Searching for fall-related information was not significantly associated with having falls in the previous 12 months (OR 2.11, CI: 0.55-8.16). The majority expressed higher interest in receiving fall-related information than undertaking a self-assessment test. However, only a small proportion had searched for this information already.
- Published
- 2014
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