12 results on '"E. Njuguna"'
Search Results
2. Examining the Gender Productivity Gap among Farm Households in Mali
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R Tabo, J O Yila, K Sissoko, E Njuguna-Mungai, and A Singbo
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Economics and Econometrics ,Poverty ,Endowment ,business.industry ,Development ,Agriculture ,Economics ,Demographic economics ,Rural area ,Agricultural productivity ,business ,Productivity ,Socioeconomic status ,Endowment effect - Abstract
This paper decomposes the gender agricultural productivity gap and measures the factors that influence the gap between male and female agricultural plot managers in Mali. The Oaxaca–Blinder approach and the recentred influence function (RIF) decomposition methodology are applied to a nationally representative survey of Mali. The results show that the agricultural productivity of female plot managers is 20.18% lower than that of male plot managers. Additionally, while more than half (56%) of the agricultural productivity gap is influenced by female-specific structural disadvantages, 44% of the gap is due to an endowment effect. Socio-economic characteristics such as the educational level and age of the plot manager, environmental factors and agricultural production practices, i.e., the differential use of inputs (organic or inorganic fertiliser and improved seeds) and the use of hired female workers seem to affect the female-specific structural disadvantages. To reduce or close the gender productivity gap, the underlying causes of female-specific structural disadvantages must be addressed to enable female farmers to obtain the same returns as men. Traditional means of addressing the gender gap, such as providing education for women in rural areas and facilitating rural women’ access to extension services and improved seeds, can mitigate the endowment deficit. This paper highlights the need to develop a better understanding of the factors influencing the structural disadvantages faced by female farmers in Mali that could feed into the development of more effective policies to address the gender gap in agricultural productivity, improving productivity and gender equity and reducing poverty.
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- 2020
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3. Modelling the Distributions of Maize Stem Borers at Local Scale in East African Mountain Gradients Using Climatic and Edaphic Variables
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M. Gathara, Odanga J. James, Estomih S. Massawe, Tobias Landmann, E. Njuguna, Sizah Mwalusepo, Elfatih M. Abdel-Rahman, B.P. Le Ru, Tino Johansson, and Paul-André Calatayud
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0106 biological sciences ,2. Zero hunger ,Busseola fusca ,biology ,Species distribution ,Edaphic ,15. Life on land ,biology.organism_classification ,Chilo ,010603 evolutionary biology ,01 natural sciences ,Lepidoptera genitalia ,010602 entomology ,Agronomy ,Crambidae ,13. Climate action ,Insect Science ,Noctuidae ,Relative humidity ,Agronomy and Crop Science ,Ecology, Evolution, Behavior and Systematics - Abstract
Lepidopteran stem borers are among the most important pests of maize in East Africa. Understanding the factors that influence maize stem borers' distribution is crucial in predicting their response to future climate change. The hypothesis of this study was that the potential distribution of the maize stem borers Chilo partellus (Swinhoe) (Lepidoptera: Crambidae) and Busseola fusca (Fuller) (Lepidoptera: Noctuidae) at small scale along altitudinal gradients at Mount Kilimanjaro and Taita Hills in Tanzania and Kenya, respectively, depends on other climatic and edaphic factors besides temperature. The species distribution was studied using the maximum entropy (Maxent) application with three climatic (temperature, rainfall and relative humidity) and five soil variables [soil silicon (Si), potassium (K), phosphorus (P), nitrogen (N) concentrations and water-holding capacity (WHc)]. The model accuracy was evaluated using area under the curve (AUC) values based on 25%independent test data set. The results revealed that in addition to temperature, rainfall, and relative humidity, soil characteristics were affecting the geographical distribution of C. partellus and B. fusca at both the Mount Kilimanjaro and Taita Hills study sites. The relative importance of all studied variables varied between the two study sites. At Mount Kilimanjaro, WHc exhibited the greatest influence on C. partellus distribution while at Taita Hills it was relative humidity. For B. fusca distribution, the temperature was found more crucial at both Mount Kilimanjaro and Taita Hills.
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- 2018
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4. Growth, productivity and diversification in Africa
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Hakim Ben Hammouda, Stephen Karingi, Angelica E. Njuguna, and Mustapha Sadni Jallab
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Economics and Econometrics ,Development economics ,Economics ,Business and International Management ,Economic system ,Diversification (marketing strategy) ,Total factor productivity ,Productivity ,Social Sciences (miscellaneous) - Abstract
The purpose of this article is to investigate the relationship among economic growth, productivity and diversification. Our results have shown that deepening diversification leads to improvements in total factor productivity among other determinants in African economies. The significance of the link between diversification and economic growth in the case of African economies cannot be gainsaid. It means that African countries can scale up their economies’ growth by raising their total factor productivity through pursuing policies that enhance diversification.
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- 2009
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5. Why Doesn't Regional Integration Improve Income Convergence in Africa?
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Hakim Ben Hammouda, Mustapha Sadni Jallab, Stephen Karingi, and Angelica E. Njuguna
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Process (engineering) ,Development economics ,Regional integration ,Pillar ,Economics ,Development ,Income convergence - Abstract
This paper investigates why regional integration does not improve income convergence in Africa, despite the common goal of more open and freer trade. Based on empirical analysis using African countries data, the paper presents the evidence that there has been little progress in income convergence in Africa. The paper shows that despite the importance of regional integration there has been limited progress and prospects of the African integration process are not as promising as would be expected for such an important pillar in Africa's development agenda.
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- 2009
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6. Determinants of Diversification in Africa
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Stephen Karingi, Angelica E. Njuguna, Mustapha Sadni Jallab, and Hakim Ben Hammouda
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Political Science and International Relations ,Economics ,Economic geography ,Business and International Management ,International law ,Diversification (marketing strategy) ,Law ,General Economics, Econometrics and Finance - Published
- 2009
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7. Africa's (Mis)fortunes in Global Trade and the Continent's Diversification Regimes
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Mustapha Sadni Jallab, Angelica E. Njuguna, Stephen Karingi, and Hakim Ben Hammouda
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business.industry ,Political Science and International Relations ,Economics ,International trade ,Business and International Management ,Diversification (marketing strategy) ,International law ,business ,Law ,General Economics, Econometrics and Finance - Published
- 2006
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8. Factors influencing cervical cancer screening in a Kenyan Health Facility: a mixed qualitative and quantitative study
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E. Njuguna, K. Mutai, John Kinuthia, S. Ilovi, Peter Njoroge, and Peter Muiruri
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Gynecology ,Cervical cancer ,medicine.medical_specialty ,business.industry ,Developing country ,Qualitative property ,Disease ,medicine.disease ,03 medical and health sciences ,0302 clinical medicine ,Health facility ,030220 oncology & carcinogenesis ,Family medicine ,Health care ,medicine ,030212 general & internal medicine ,business ,Screening procedures ,Qualitative research - Abstract
Background: Cervical cancer is the commonest cause of cancer-related morbidity and mortality among women in developing countries in sub-Saharan Africa. Screening for cervical cancer among HIV infected women is crucial as they are more at risk of developing the disease and progressing faster once infected with Human Papilloma Virus (HPV).Methods: We aimed to determine the factors affecting the utilization of cervical cancer screening among HIV infected women above 18 years of age at Kenyatta National Hospital by conducting a cross-sectional mixed quantitative and qualitative methods study. Descriptive and inferential analysis was carried out on quantitative data to determine significant associations with cervical cancer utilization. Qualitative data were analyzed after coding for significant clauses and transcribing to determine themes arising.Results: Three hundred and twenty eight of the total 387 women enrolled reported they had been advised by their health providers to go for screening. However, only 179 (46%) reported cervical cancer screening. Women were more likely to report cervical cancer screening if recommendation by a staff was made (p
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- 2017
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9. Prevalence and risk factors of previous or active hepatitis B infection among HIV-1 discordant heterosexual couples in Kenya
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P. Njoroge, J. Kiarie, E. Njuguna, and M. Kinoti
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medicine.medical_specialty ,Infectious Diseases ,business.industry ,Virology ,Internal medicine ,Human immunodeficiency virus (HIV) ,medicine ,medicine.disease_cause ,business ,Active hepatitis - Published
- 2015
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10. Hodgkin\'s lymphoma in the 1990s: A Kenyatta National Hospital experience
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L. O. Nyabola, NA Othieno-Abinya, A Opiyo, J. M. D. Maina, HO Abwao, and E Njuguna
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Adult ,Male ,COPP protocol ,medicine.medical_specialty ,Adolescent ,business.industry ,General Medicine ,Disease ,medicine.disease ,Hodgkin's lymphoma ,Hodgkin Disease ,Kenya ,Hospital experience ,Lymphoma ,Surgery ,Nodular sclerosis ,ABVD ,Internal medicine ,medicine ,Humans ,Female ,Stage (cooking) ,business ,Retrospective Studies ,medicine.drug - Abstract
Objective: To re-evaluate clinico-pathologic categorisation of patients with Hodgkin's lymphoma, treatments offered and their appropriateness, and outcome of this disease at Kenyatta National Hospital in the 1990s. Design: Retrospective survey of Hodgkin\'s lymphoma patients aged 13 years and above at the Kenyatta National Hospital. Setting: Kenyatta National Hospital, Nairobi, Kenya. Subjects: Patients aged 13 years and above, with diagnosis of Hodgkin's lymphoma. Results: There were 75 males and 36 females. One case had no clear gender details. 14.2% of the cases were of lymphocyte predominant histologic subtype, 23.6% nodular sclerosis, 26.4% mixed cellularity and 17% Lymphocyte depletion - (Rye Modification of Lukes and Butler Classification). Disease stages IIIB, IVA and IVB (Ann Arbor) were found in 24.5% of the cases. The majority of the patients (60.3%) were treated with the COPP protocol and 17% with ABVD. Complete remission was realised in 56% of the cases and most cases were lost to follow-up, making it difficult to correlate survival with known prognostic parameters, apart from early stage disease and attainment of complete remission which correlated with prolonged durations of follow-up. Conclusion: The patients had earlier stage diseases than in earlier studies locally, the histologic classification is still wanting, and the COPP protocol appeared still popular instead of being abandoned. Response rates were lower than expected and losses to followup made it difficult to properly evaluate prognostic parameters. Early disease stage and attainment of complete remission appeared to correlate with longer follow-up duration. East African Medical Journal Vol.82(2) 2005: 60-66
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- 2005
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11. Non-Hodgkin's lymphomas at Kenyatta the National Hospital Nairobi in the 1990's
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A Musibi, NA Othieno-Abinya, L. O. Nyabola, HO Abwao, E Njuguna, P Ndege, J. M. D. Maina, and A Opiyo
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Adult ,Male ,Vincristine ,Pediatrics ,medicine.medical_specialty ,Cyclophosphamide ,Adolescent ,medicine.medical_treatment ,Prednisolone ,CHOP ,Prednisone ,Antineoplastic Combined Chemotherapy Protocols ,medicine ,Humans ,Lymphoma, AIDS-Related ,Retrospective Studies ,Chemotherapy ,business.industry ,Standard treatment ,Lymphoma, Non-Hodgkin ,Retrospective cohort study ,General Medicine ,Middle Aged ,medicine.disease ,Kenya ,Lymphoma ,Doxorubicin ,Female ,business ,medicine.drug - Abstract
Objectives: To determine the clinico-pathologic and prognostic factors, treatment and outcome of non-Hodgkin's lymphomas as seen at the Kenyatta National Hospital in the 1990s. Design: Retrospective study of patients with non-Hodgkin's Iymphoma. Setting: Kenyatta National Hospital, Nairobi, Kenya, between January 1990 and January 2000 inclusive. Subjects: Patients aged 13 years and above, with non-Hodgkin's Iymphomas. Results: Case records were available for 207 patients, 146 males and 60 females, with one having had gender not clarified. Fifty two per cent of the patients were aged less than 40 years and 18.4% over 60 years. Forty one per cent were not properly classified histologically, seventy patients out of 190 evaluable (36.8%) had stages IVA and IVB disease at diagnosis. Twenty five out of 77(32.5%) tested positive for HIV infection, none of them being of the indolent variety. Up to 57.1% of cases of Burkitt's lymphoma tested positive for HIV infection. Cyclophosphamide, doxorubicin, vincristine and prednisone, (CHOP) chemotherapy was given to 68.7% of the patients with complete remission rates of 55.6% for those who got a minimum of six courses of chemotherapy. Only 15.3% of 105 patients evaluable were followed up for 36 months and above, the majority of patients having been lost to follow-up. Poor performance status at diagnosis correlated with shorter follow-up durations (p Conclusion: A good percentage of the patients were not comprehensively characterized pathologically. Standard treatment was offered to the majority of patients, and those who could afford to purchase the medicines stood good chance of achieving complete remission. Poor performance status at diagnosis correlated with shorter follow-up durations and early stage disease correlated with longer follow-up durations. Overall, the outlook for NHLs treated at KNH in the 1990s appears to have improved tremendously. East African Medical Journal Vol.81(9) 2004: 450-458
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- 2005
12. Umbilical metastases of gallbladder carcinoma unrelated to a laparoscopic procedure
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A, Figer, B, Brenner, A, Katz, E, Njuguna, and A, Sulkes
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Umbilicus ,Abdominal Neoplasms ,Carcinoma ,Humans ,Cholecystectomy ,Female ,Gallbladder Neoplasms ,Laparoscopy ,Postoperative Period ,Aged - Published
- 2000
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