Prevalence and risk factors associated with malaria infection in children under two years of age in southern Togo prior to perennial malaria chemoprevention implementation

Abstract Background Malaria remains the leading cause of mortality and morbidity in young children in sub-Saharan Africa. To prevent malaria in children living in moderate-to-high malaria transmission areas, the World Health Organization has recommended perennial malaria chemoprevention (PMC). Prior...

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Main Authors: Shino Arikawa, Martin Kouame Tchankoni, Fifonsi A. Gbeasor-Komlanvi, Somiabalo P. Atekpe, Tinah Atcha-Oubou, Antía Figueroa-Romero, Augustin E. Fombah, Francisco Saute, Mohamed Samai, Clara Menendez, Raquel Gonzalez, Valérie Briand, Didier K. Ekouevi, the MULTIPLY consortium
Format: Article
Language:English
Published: BMC 2023-11-01
Series:Malaria Journal
Subjects:
Online Access:https://doi.org/10.1186/s12936-023-04793-y
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author Shino Arikawa
Martin Kouame Tchankoni
Fifonsi A. Gbeasor-Komlanvi
Somiabalo P. Atekpe
Tinah Atcha-Oubou
Antía Figueroa-Romero
Augustin E. Fombah
Francisco Saute
Mohamed Samai
Clara Menendez
Raquel Gonzalez
Valérie Briand
Didier K. Ekouevi
the MULTIPLY consortium
author_facet Shino Arikawa
Martin Kouame Tchankoni
Fifonsi A. Gbeasor-Komlanvi
Somiabalo P. Atekpe
Tinah Atcha-Oubou
Antía Figueroa-Romero
Augustin E. Fombah
Francisco Saute
Mohamed Samai
Clara Menendez
Raquel Gonzalez
Valérie Briand
Didier K. Ekouevi
the MULTIPLY consortium
author_sort Shino Arikawa
collection DOAJ
description Abstract Background Malaria remains the leading cause of mortality and morbidity in young children in sub-Saharan Africa. To prevent malaria in children living in moderate-to-high malaria transmission areas, the World Health Organization has recommended perennial malaria chemoprevention (PMC). Prior to piloting PMC implementation in southern Togo, a household survey was conducted to estimate malaria infection prevalence in children under 2 years of age (U2). Methods A cross-sectional community-based household survey was conducted in the Haho district in the Togo Plateaux region. A three-stage random sampling method was used to select study participants aged 10–23 months whose caretakers gave informed consent. The prevalence of Plasmodium infection, defined as a positive rapid diagnostic test (RDT), was estimated with 95% confidence interval (CI). Clinical malaria was defined as having a positive RDT plus fever (≥ 37.5 °C) or history of fever in the last 24 h. Mixed-effects logistic regression models were used to assess the child’s, caretaker’s, and household’s factors associated with malaria infection. Results A total of 685 children were included in the survey conducted January–February in 2022 (dry season). Median age was 17 months (interquartile range: 13–21). About 80% of the children slept under a bed net the night before the interview. Malaria infection prevalence was 32.1% (95% CI 27.7–37.0) with significant area variation (cluster range: 0.0–73.3). Prevalence of clinical malaria was 15.4% (95% CI 12.2–19.2). Children whose caretakers were animist (aOR: 1.71, 95% CI 1.19–2.46) and those living in mother-headed households (aOR: 2.39, 95% CI 1.43–3.99) were more likely to have a positive RDT. Living more than 5 km away from the nearest health facility (aOR: 1.60, 95% CI 1.04–2.44) and presence of two or more under-5-years children in the household (aOR: 1.44, 95% CI 1.01–2.07) were also associated with increased risk of infection. Conclusion One-third of the children U2 who participated in this survey had malaria infection, thus PMC could be a promising strategy to reduce malaria burden in young children in Plateaux region. Reinforcement of outreach services and targeting the poorest households should be prioritized to reduce the inequity in malaria prevention in children exposed to the infection.
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spelling doaj.art-d5f4f28f99994a6895c4bdf8246c7ae12023-11-26T12:24:15ZengBMCMalaria Journal1475-28752023-11-0122111310.1186/s12936-023-04793-yPrevalence and risk factors associated with malaria infection in children under two years of age in southern Togo prior to perennial malaria chemoprevention implementationShino Arikawa0Martin Kouame Tchankoni1Fifonsi A. Gbeasor-Komlanvi2Somiabalo P. Atekpe3Tinah Atcha-Oubou4Antía Figueroa-Romero5Augustin E. Fombah6Francisco Saute7Mohamed Samai8Clara Menendez9Raquel Gonzalez10Valérie Briand11Didier K. Ekouevi12the MULTIPLY consortiumUniversity of Bordeaux, National Institute for Health and Medical Research (INSERM) UMR 1219, Research Institute for Sustainable Development (IRD) EMR 271, Bordeaux Population Health Research CentreDépartement de Santé Publique, Université de LoméDépartement de Santé Publique, Université de LoméMinistère de la Santé, de l’Hygiène Publique et de l’Accès Universel Aux Soins (MSHPAUS)Ministère de la Santé, de l’Hygiène Publique et de l’Accès Universel aux Soins (MSHPAUS) Programme National de Lutte contre le Paludisme (PNLP)Barcelona Institute for Global Health, Hospital Clinic‑University of BarcelonaBarcelona Institute for Global Health, Hospital Clinic‑University of BarcelonaManhiça Health Research CenterCollege of Medicine and Allied Health Sciences, University of Sierra LeoneBarcelona Institute for Global Health, Hospital Clinic‑University of BarcelonaBarcelona Institute for Global Health, Hospital Clinic‑University of BarcelonaUniversity of Bordeaux, National Institute for Health and Medical Research (INSERM) UMR 1219, Research Institute for Sustainable Development (IRD) EMR 271, Bordeaux Population Health Research CentreUniversity of Bordeaux, National Institute for Health and Medical Research (INSERM) UMR 1219, Research Institute for Sustainable Development (IRD) EMR 271, Bordeaux Population Health Research CentreAbstract Background Malaria remains the leading cause of mortality and morbidity in young children in sub-Saharan Africa. To prevent malaria in children living in moderate-to-high malaria transmission areas, the World Health Organization has recommended perennial malaria chemoprevention (PMC). Prior to piloting PMC implementation in southern Togo, a household survey was conducted to estimate malaria infection prevalence in children under 2 years of age (U2). Methods A cross-sectional community-based household survey was conducted in the Haho district in the Togo Plateaux region. A three-stage random sampling method was used to select study participants aged 10–23 months whose caretakers gave informed consent. The prevalence of Plasmodium infection, defined as a positive rapid diagnostic test (RDT), was estimated with 95% confidence interval (CI). Clinical malaria was defined as having a positive RDT plus fever (≥ 37.5 °C) or history of fever in the last 24 h. Mixed-effects logistic regression models were used to assess the child’s, caretaker’s, and household’s factors associated with malaria infection. Results A total of 685 children were included in the survey conducted January–February in 2022 (dry season). Median age was 17 months (interquartile range: 13–21). About 80% of the children slept under a bed net the night before the interview. Malaria infection prevalence was 32.1% (95% CI 27.7–37.0) with significant area variation (cluster range: 0.0–73.3). Prevalence of clinical malaria was 15.4% (95% CI 12.2–19.2). Children whose caretakers were animist (aOR: 1.71, 95% CI 1.19–2.46) and those living in mother-headed households (aOR: 2.39, 95% CI 1.43–3.99) were more likely to have a positive RDT. Living more than 5 km away from the nearest health facility (aOR: 1.60, 95% CI 1.04–2.44) and presence of two or more under-5-years children in the household (aOR: 1.44, 95% CI 1.01–2.07) were also associated with increased risk of infection. Conclusion One-third of the children U2 who participated in this survey had malaria infection, thus PMC could be a promising strategy to reduce malaria burden in young children in Plateaux region. Reinforcement of outreach services and targeting the poorest households should be prioritized to reduce the inequity in malaria prevention in children exposed to the infection.https://doi.org/10.1186/s12936-023-04793-yMalaria infection prevalencePreventionIPTiPMCChildrenSub-Saharan Africa
spellingShingle Shino Arikawa
Martin Kouame Tchankoni
Fifonsi A. Gbeasor-Komlanvi
Somiabalo P. Atekpe
Tinah Atcha-Oubou
Antía Figueroa-Romero
Augustin E. Fombah
Francisco Saute
Mohamed Samai
Clara Menendez
Raquel Gonzalez
Valérie Briand
Didier K. Ekouevi
the MULTIPLY consortium
Prevalence and risk factors associated with malaria infection in children under two years of age in southern Togo prior to perennial malaria chemoprevention implementation
Malaria Journal
Malaria infection prevalence
Prevention
IPTi
PMC
Children
Sub-Saharan Africa
title Prevalence and risk factors associated with malaria infection in children under two years of age in southern Togo prior to perennial malaria chemoprevention implementation
title_full Prevalence and risk factors associated with malaria infection in children under two years of age in southern Togo prior to perennial malaria chemoprevention implementation
title_fullStr Prevalence and risk factors associated with malaria infection in children under two years of age in southern Togo prior to perennial malaria chemoprevention implementation
title_full_unstemmed Prevalence and risk factors associated with malaria infection in children under two years of age in southern Togo prior to perennial malaria chemoprevention implementation
title_short Prevalence and risk factors associated with malaria infection in children under two years of age in southern Togo prior to perennial malaria chemoprevention implementation
title_sort prevalence and risk factors associated with malaria infection in children under two years of age in southern togo prior to perennial malaria chemoprevention implementation
topic Malaria infection prevalence
Prevention
IPTi
PMC
Children
Sub-Saharan Africa
url https://doi.org/10.1186/s12936-023-04793-y
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