Food taboo practices and associated factors among pregnant women in Sub-Sahara Africa: a systematic review and meta-analysis

Abstract Background Even though maternal nutrition has improved, food taboos and poor dietary practices during pregnancy can still lead to nutrient deficiencies, increasing the risk of complications for both mothers and children. Therefore, this study aimed to generate pooled evidence from across di...

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Main Authors: Aysheshim Kassahun Belew, Berhanu Mengistu, Ayenew Molla Lakew, Esmeal Ali Muhammad
Format: Article
Language:English
Published: BMC 2025-02-01
Series:Journal of Health, Population and Nutrition
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Online Access:https://doi.org/10.1186/s41043-025-00770-0
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author Aysheshim Kassahun Belew
Berhanu Mengistu
Ayenew Molla Lakew
Esmeal Ali Muhammad
author_facet Aysheshim Kassahun Belew
Berhanu Mengistu
Ayenew Molla Lakew
Esmeal Ali Muhammad
author_sort Aysheshim Kassahun Belew
collection DOAJ
description Abstract Background Even though maternal nutrition has improved, food taboos and poor dietary practices during pregnancy can still lead to nutrient deficiencies, increasing the risk of complications for both mothers and children. Therefore, this study aimed to generate pooled evidence from across different countries in Sub-Saharan Africa to inform effective prevention actions. This meta-analysis aims to determine the pooled prevalence of food taboo practices and identify associated factors among pregnant women in Sub-Saharan Africa. Methods This study systematically reviewed relevant articles and reports from databases including Embase, MEDLINE, Science Direct, PubMed, Google, and Google Scholar. The Newcastle–Ottawa Scale assessed article quality. Data extraction and analysis were done using Excel and STATA 17, respectively. Heterogeneity was assessed using Cochran's Q test and the I2 statistic, with a random effects model employed for meta-analysis. Publication bias was evaluated and addressed using Duval and Tweedie's Trim and Fill analysis. Results A total of fifty-eight studies with 20,262 pregnant women were included in this meta-analysis. The pooled proportion of food taboo practices reported by the 58 studies was 41% (95% CI: 34, 48%). In the subgroup analysis, the pooled proportion of food taboo practices for studies conducted in urban areas was 40% (95% CI: 32, 48%), while it was 43% (95% CI: 32, 56%) among rural residents. Factors associated with food taboo practices among pregnant women included being unable to read and write (AOR = 2.64%; 95% CI: 1.79–3.90; I2 = 56.9%), not receiving antenatal care follow-up (AOR = 3.73%; 95% CI: 2.83–3.90; I2 = 55.1%), and poor maternal nutrition knowledge (AOR = 3.33%; 95% CI: 1.56–7.09; I2 = 84.3%). Conclusion According to this review, over two out of every five pregnant mothers practiced food taboos in the region. The educational status of the mother, antenatal care follow-up, and maternal nutrition knowledge were factors affecting food taboo practices among pregnant women. Therefore, emphasis should be given to the uptake of antenatal care follow-up to improve maternal nutrition knowledge and nutritional status.
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publishDate 2025-02-01
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spelling doaj-art-e5b1eb8f73c84698bdc65666c1b13b602025-02-02T12:30:00ZengBMCJournal of Health, Population and Nutrition2072-13152025-02-0144111310.1186/s41043-025-00770-0Food taboo practices and associated factors among pregnant women in Sub-Sahara Africa: a systematic review and meta-analysisAysheshim Kassahun Belew0Berhanu Mengistu1Ayenew Molla Lakew2Esmeal Ali Muhammad3Department of Human Nutrition, Institute of Public Health, College of Medicine and Health Sciences, University of GondarDepartment of Human Nutrition, Institute of Public Health, College of Medicine and Health Sciences, University of GondarDepartment of Epidemiology and Biostatistics, Institute of Public Health, College of Medicine and Health Sciences, University of GondarDepartment of Human Nutrition, Institute of Public Health, College of Medicine and Health Sciences, University of GondarAbstract Background Even though maternal nutrition has improved, food taboos and poor dietary practices during pregnancy can still lead to nutrient deficiencies, increasing the risk of complications for both mothers and children. Therefore, this study aimed to generate pooled evidence from across different countries in Sub-Saharan Africa to inform effective prevention actions. This meta-analysis aims to determine the pooled prevalence of food taboo practices and identify associated factors among pregnant women in Sub-Saharan Africa. Methods This study systematically reviewed relevant articles and reports from databases including Embase, MEDLINE, Science Direct, PubMed, Google, and Google Scholar. The Newcastle–Ottawa Scale assessed article quality. Data extraction and analysis were done using Excel and STATA 17, respectively. Heterogeneity was assessed using Cochran's Q test and the I2 statistic, with a random effects model employed for meta-analysis. Publication bias was evaluated and addressed using Duval and Tweedie's Trim and Fill analysis. Results A total of fifty-eight studies with 20,262 pregnant women were included in this meta-analysis. The pooled proportion of food taboo practices reported by the 58 studies was 41% (95% CI: 34, 48%). In the subgroup analysis, the pooled proportion of food taboo practices for studies conducted in urban areas was 40% (95% CI: 32, 48%), while it was 43% (95% CI: 32, 56%) among rural residents. Factors associated with food taboo practices among pregnant women included being unable to read and write (AOR = 2.64%; 95% CI: 1.79–3.90; I2 = 56.9%), not receiving antenatal care follow-up (AOR = 3.73%; 95% CI: 2.83–3.90; I2 = 55.1%), and poor maternal nutrition knowledge (AOR = 3.33%; 95% CI: 1.56–7.09; I2 = 84.3%). Conclusion According to this review, over two out of every five pregnant mothers practiced food taboos in the region. The educational status of the mother, antenatal care follow-up, and maternal nutrition knowledge were factors affecting food taboo practices among pregnant women. Therefore, emphasis should be given to the uptake of antenatal care follow-up to improve maternal nutrition knowledge and nutritional status.https://doi.org/10.1186/s41043-025-00770-0Food tabooPregnant womenSub Saharan Africa
spellingShingle Aysheshim Kassahun Belew
Berhanu Mengistu
Ayenew Molla Lakew
Esmeal Ali Muhammad
Food taboo practices and associated factors among pregnant women in Sub-Sahara Africa: a systematic review and meta-analysis
Journal of Health, Population and Nutrition
Food taboo
Pregnant women
Sub Saharan Africa
title Food taboo practices and associated factors among pregnant women in Sub-Sahara Africa: a systematic review and meta-analysis
title_full Food taboo practices and associated factors among pregnant women in Sub-Sahara Africa: a systematic review and meta-analysis
title_fullStr Food taboo practices and associated factors among pregnant women in Sub-Sahara Africa: a systematic review and meta-analysis
title_full_unstemmed Food taboo practices and associated factors among pregnant women in Sub-Sahara Africa: a systematic review and meta-analysis
title_short Food taboo practices and associated factors among pregnant women in Sub-Sahara Africa: a systematic review and meta-analysis
title_sort food taboo practices and associated factors among pregnant women in sub sahara africa a systematic review and meta analysis
topic Food taboo
Pregnant women
Sub Saharan Africa
url https://doi.org/10.1186/s41043-025-00770-0
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