Publications by authors named "Mamadou Leye"

Background: The Coronavirus disease (COVID-19) pandemic caused significant morbidity and mortality in Africa, in addition to other socio-economic consequences. Across the continent, Schools of Public Health (SPHs) played several roles in supporting national, regional, and global response to the pandemic. Following a published and grey literature search, this paper reviews and analyses the contribution of SPHs in Africa during the COVID-19 pandemic.

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Background: The Corona Virus Disease 2019 (COVID-19) pandemic overwhelmed health systems and disrupted the delivery of health services globally. Community Health Workers (CHWs) play a critical role in linking communities to health systems, supporting the prevention and control of diseases in many low- and middle-income countries. However, their roles, barriers, and facilitators in the response and control of the COVID-19 pandemic have not been well documented.

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Article Synopsis
  • The study investigates sex differences in COVID-19 vaccine uptake and intention to vaccinate across four African countries: DRC, Nigeria, Senegal, and Uganda, using data from mobile surveys conducted from March to June 2022.!
  • Findings show that while self-reported vaccination rates were similar between males and females, males had a significantly higher intention to vaccinate, influenced by factors like trust in health authorities and their residence type.!
  • Trust in government institutions and the perceived truthfulness of information were crucial in determining vaccine uptake and intentions for both sexes, highlighting the importance of these factors in designing effective vaccination campaigns.
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Article Synopsis
  • The COVID-19 pandemic greatly challenged the health workforce globally, highlighting the need for motivated health workers to maintain effective service delivery, particularly in countries like DRC, Senegal, Nigeria, and Uganda.
  • A qualitative study involving 60 key informant interviews explored the incentives and dis-incentives faced by health workers during the pandemic response in these countries, utilizing virtual methods for data collection.
  • Results indicated that financial rewards and a variety of non-financial support, including medical care and recognition, significantly motivated health workers, while dis-incentives such as insufficient protective equipment and long working hours posed serious challenges.
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Background: African countries leveraged testing capacities to enhance public health action in response to the COVID-19 pandemic. This paper describes experiences and lessons learned during the improvement of testing capacity throughout the COVID-19 response in Senegal, Uganda, Nigeria, and the Democratic Republic of the Congo (DRC).

Methods: The four countries' testing strategies were studied using a mixed-methods approach.

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Article Synopsis
  • Governments worldwide closed schools during the COVID-19 pandemic to limit transmission, impacting four sub-Saharan African countries: DRC, Nigeria, Senegal, and Uganda.
  • A qualitative study involving key informants revealed both desirable outcomes (like increased use of online learning) and undesirable outcomes (such as increased sexual violence and inadequate educational continuity).
  • The overall impact of these school closures has been largely negative, with both immediate and long-term consequences for students and the educational system as a whole.
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Article Synopsis
  • - The COVID-19 pandemic prompted non-pharmaceutical interventions (NPIs) in four African countries, including lockdowns and travel restrictions, which had both positive and negative unintended consequences across economic, psychosocial, and environmental aspects.
  • - A mixed-methods study was conducted in the Democratic Republic of Congo, Nigeria, Senegal, and Uganda, using literature reviews, secondary data analysis, and key informant interviews to identify these consequences.
  • - Positive outcomes included reduced crime rates and improved hygiene practices, while negative effects encompassed economic downturns, job losses, increased domestic violence, mental health issues, and greater waste generation.
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Background: The COVID-19 pandemic has impacted the world negatively with huge health and socioeconomic consequences. This study estimated the seasonality, trajectory, and projection of COVID-19 cases to understand the dynamics of the disease spread and inform response interventions.

Method: Descriptive analysis of daily confirmed COVID-19 cases from January 2020 to 12 March 2022 was conducted in four purposefully selected sub-Saharan African countries (Nigeria, Democratic Republic of Congo (DRC), Senegal, and Uganda).

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The prevalence of cardiovascular risk factors in the general population has been poorly studied in developing countries. The purpose of this study was to evaluate the prevalence of cardiovascular risk factors in a population group in Senegal (the imams). We conducted a cross-sectional and descriptive observational study from April 18 to May 2, 2015.

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Background: Private entities play a major role in health globally. However, their contribution has not been fully optimized to strengthen delivery of public health services. The COVID-19 pandemic has overwhelmed health systems and precipitated coalitions between public and private sectors to address critical gaps in the response.

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Introduction: In Senegal, the main causes of death are the pneumonia, the diarrhea and the malaria. The malnutrition is an underlying factor in more than a third of the deaths, because it returns the more vulnerable children to the serious illnesses. The general objective of this research is to study the availability and the price of medicine in the therapeutic care of the children of less than 5 years old in the region of Dakar in Senegal.

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Introduction: after a pilot phase, Senegal is the first country in West Africa to introduce cervical cancer vaccine into its Expanded Program on Immunization. Despite the gratuity and availability of the vaccination, coverage was low. The purpose of this study was to identify factors associated with HPV vaccination coverage in girls .

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Introduction: Faced with the increase in confirmed cases of COVID-19 in Senegal, particularly in the region of Dakar, epicenter of the disease, it is necessary to study the knowledge, attitudes and practices of the populations of the West and South districts on COVID-19.

Methods: A cross-sectional and analytical study was conducted from May 9 to 30, 2020. A four-stage cluster survey was carried out at the level of the West and South districts.

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The social and cultural dimensions of health influence the course of disease and condition the success of health interventions. In Africa, previous epidemics such as Ebola have shown the importance of contextualizing health interventions. This literature review contributes to the reflection on the analysis of community-based interventions in the context of the particularities of West Africa in the fight against the pandemic in COVID-19.

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Introduction: In Senegal, the issue of access to maternal, reproductive and sexual health services remains a health priority. Although there have been many health interventions, women’s access to health services remains limited due to women’s limited autonomy in making decisions about their health.Purpose of research: The objective of this study was to study the factors associated with women’s decision-making autonomy in relation to their own health in Senegal in 2017.

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Introduction: Faced with the increase in confirmed cases of COVID-19 in Senegal, particularly in the region of Dakar, epicenter of the disease, it is necessary to study the knowledge, attitudes and practices of the populations of the West and South districts on COVID-19.

Methods: A cross-sectional and analytical study was conducted from May 9 to 30, 2020. A four-stage cluster survey was carried out at the level of the West and South districts.

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Introduction: The lack of empowerment and the poverty in which women and girls live are factors that perpetuate violence in society. The purpose of this study is to analyze people’s perceptions of violence against women and girls in Senegal.

Method: A qualitative analytical study was conducted from April 10 to May 9, 2017 on all 11 regions of Senegal with a High Court (HC).

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Bacterial resistance is a major public health problem worldwide. One solution to this scourge is to sensitize the general public on rational use of antibiotics. Our goal was to assess people's knowledge and opinions about antibiotic use and bacterial resistance in an urban setting.

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Introduction: Despite the recognition of the role of Mutual Health Organization (MHO) as a mechanism to ensure the financial sustainability of health systems, recent studies have shown the existence of obstacles to enrolment and retention in these MHOs. The objective of this study was to examine the determinants of enrolment and retention in MHO in Senegal.Methods: Data collection was conducted from 22 June to 30 September 2015 in Ziguinchor, located 450 km from Dakar by stratified two-stage sampling (n = 912 households).

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Introduction: The lowest immunization coverages (IC) are recorded in Africa, where health systems fail to take geographical disparities into account. The objective of this study was to identify the social determinants of routine immunization coverage for children aged 12 to 23 months in the Kaolack region.Methodology: A cross-sectional, descriptive and analytical study was conducted in four health districts of Kaolack region from 1 to 30 June 2014.

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These results support outreach activities for students, and the involvement of parents and teachers in strategies focused on food hygiene and sport..

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Introduction: Contraceptive prevalence is low in Senegal, particularly in the Mbacké health district. The objective of this study was to identify the determinants of use of modern contraception by women of reproductive age in this district.

Methodology: A quantitative and qualitative analytical study was conducted.

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Introduction: The objective of this study was to investigate the determinants of rape among minors in the Kolda region.

Methodology: A retrospective, cross-sectional, descriptive and analytical was conducted from 23 December 1992 to 31 December 2011, based on the charts of rape victims under the age of 18 years. Sampling was complete.

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Background: In West Africa there is little information on the behavior of sailors with respect to HIV/AIDS.

Aim: The objective of this study was to assess the knowledge and attitudes on HIV/AIDS and their risk factors.

Materials And Methods: This was a cross-sectional study on a sample of 400 sailors.

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Introduction: Access to health care remains a major problem in Senegal, particularly among vulnerable groups such as the elderly. In 2006, the Senegalese government introduced a national plan for the provision of free health care known as "Plan Sésame" to improve access to care. The purpose of this study was to examine the current state of the "Plan Sésame" in national hospitals four years after its implementation (2006-2009).

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