Publications by authors named "Mahamane L Manzo"

Vaccination is a proven equitable intervention if people take advantage of the opportunity to get vaccinated. Niger is a low-income country in West Africa, with a 76% measles 1 vaccination coverage rate in 2016. This study was conducted to identify individual- and neighborhood-level factors that could improve measles 1 vaccination coverage in Niamey, the capital.

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Background And Objectives: Vaccination status becomes more equitable when interventions are carried out to eliminate poverty or to improve levels in maternal education. Low-income countries need to identify interventions that would have a more immediate and equitable effect. The present study aimed to identify rapidly modifiable factors associated with full vaccination status among children in Niamey, Niger.

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  • A study in Maradi, Niger compared the effects of two lipid-based nutrient supplements (LNS-LQ and LNS-MQ) on preventing undernutrition in children aged 6 to 23 months, alongside cash transfers for the first 5 months.
  • Both supplements showed similar overall impacts on various types of malnutrition and mortality, indicating that both can be effective strategies for preventing undernutrition.
  • However, LNS-MQ demonstrated a stronger protective effect against moderate acute malnutrition for children with better dietary adequacy, suggesting the importance of tailoring nutrition programs based on food security levels.
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Background: In nutritional crises, large-scale preventive distributions of specialized nutritious foods are recommended to prevent acute and chronic malnutrition in young children. Among the available specialized nutritious foods, the World Food Programme and UNICEF recommend lipid-based nutrient supplements (LNSs) and Super Cereal Plus (SC+). Although the effectiveness of short-term distributions for prevention of severe acute malnutrition (SAM) is well documented, evidence for long-term strategies and the role of distribution of specialized nutritious foods for prevention of stunting is weaker.

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  • - The study addresses the need for a quick and effective tool to identify psychological issues in young children (ages 3-6) during crises, introducing the PSYCa 3-6 scale through successful validations in low-resource settings like Mathare, Kenya, and Buenaventura, Colombia.
  • - Cross-cultural validations revealed good concurrent validity when comparing PSYCa 3-6 with clinical interviews and other assessment scales, showing meaningful correlation statistics (ρ=0.49 for Buenaventura and ρ=0.41 for Mathare).
  • - The findings suggest that the validated PSYCa 3-6 scale could enhance mental health care for children in crisis situations, highlighting the importance of further research on intervention strategies
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Article Synopsis
  • The study aims to identify the most effective strategy for preventing moderate acute malnutrition (MAM) and severe acute malnutrition (SAM) in young children in Niger, especially during periods of food scarcity known as hunger gaps.
  • Researchers compared seven different strategies, including various food supplements and cash transfers, to see which one best reduced the incidence of malnutrition among children aged 6-23 months in rural villages.
  • Results from this prospective intervention study, conducted in 48 villages over five months, could help clarify the effectiveness of food distribution versus cash support in preventing childhood malnutrition.
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Knowledge of rotavirus epidemiology is necessary to make informed decisions about vaccine introduction and to evaluate vaccine impact. During April 2010-March 2012, rotavirus surveillance was conducted among 9,745 children <5 years of age in 14 hospitals/health centers in Niger, where rotavirus vaccine has not been introduced. Study participants had acute watery diarrhea and moderate to severe dehydration, and 20% of the children were enrolled in a nutrition program.

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  • Young children in humanitarian contexts often don't receive mental health care due to a lack of screening tools and professionals, prompting the development of the PSYCa 3-6 scale for assessing psychological distress in children aged 3 to 6.
  • This study in Niger validated the Hausa version of the PSYCa 3-6, showing good correlation with established diagnostic standards and high reliability across a sample of 580 caregivers.
  • The findings suggest that the PSYCa 3-6 is a useful tool for identifying children in need of mental health support in crisis situations, although further research is recommended for broader implementation.
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  • Previous studies indicate that distributing ready-to-use supplementary food (RUSF) can effectively reduce severe acute malnutrition among children.
  • A study in Niger compared children aged 6 to 23 months who received RUSF versus those who did not, finding lower rates of wasting and mortality in the intervention group.
  • Overall, RUSF distribution improved nutritional status in high-risk children, suggesting its importance in preventing malnutrition-related deaths.
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Few studies have looked at consumption of Ready-to-Use-Supplementary-Foods (RUSFs) during a nutritional emergency. Here, we describe the use and acceptability of RUSF within households in four districts of the region of Maradi, Niger during large scale preventive distributions with RUSF in 2010 targeted at children 6-35months of age. Our study comprised both quantitative and qualitative components to collect detailed information and to allow in-depth interviews.

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  • In 2008, Africa had a staggering 94% of global cholera cases, and while the WHO recommends vaccinations, their use in Sub-Saharan Africa is still limited.
  • An evaluation of cholera surveillance in Maradi, Niger, showed that the data collected from 2006-2009 was reliable enough to identify high-risk areas for targeted vaccination.
  • The study identified two impoverished neighborhoods in Maradi that, despite being only 1% of the population, accounted for 21% of cholera cases, suggesting a need for focused cholera vaccination efforts there.
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Background: Diarrhea remains the second leading cause of death in children under 5 years of age in sub-Saharan Africa. Health care seeking behavior for diarrhea varies by context and has important implications for developing appropriate care strategies and estimating burden of disease. The objective of this study was to determine the proportion of children under five with diarrhea who consulted at a health structure in order to identify the appropriate health care levels to set up surveillance of severe diarrheal diseases.

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