Abstract
Geophagy is widespread among women from Sub-Saharan Africa, South America and the Caribbean and may persist in western countries. This practice may be associated with adverse effects such as anaemia, constipation or intestinal occlusion. We aimed to determine the prevalence of geophagy and the level of knowledge about its health effects among healthy adults originating from these countries and attending a travel medicine and international vaccination consultation in France. Among 101 travellers enrolled in the study, 83 (82.1%) were born in Sub-Saharan Africa and 13 (12.8%) in South America or the Caribbean. The mean duration of residence in France was 15.6 ± 10.4 years. Previous or current geophagy was present in 42 travellers [previous geophagy in 31 (30.7%) and current consumption in 11 (10.9%)]; 38 (90.5%) were women. The rate of awareness of harmful effects of geophagy as the risk of iron-deficient anaemia (18.8%) and soil-transmitted intestinal parasitic infections (11.9%) was low overall. Women with previous or current geophagy more often had history of iron therapy compared to those who never consumed, both during pregnancy (50.0 versus 14.3%; p = 0.0009) and outside pregnancy (47.4 versus 2.8%; p < 0.0001). Despite a long period of residence in France, geophagy was still a current practice among 10.9% of Sub-Saharan, South American and Caribbean travellers, who are poorly informed of its harmful effects. Therefore, specific information tailored to Sub-Saharan, South American and Caribbean about the risks of geophagy should be implemented in western countries.
Level of evidence Level V, descriptive cross-sectional survey.
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Acknowledgements
We thank Fiona ECARNOT (EA3920, University Hospital Jean Minjoz and University of Franche-Comté, Besancon, France) for editorial assistance. Perrine DECAUDIN, Lukshe KANAGARATNAM, Moustapha DRAME and F. BANI-SADR designed the study, collected and interpreted the data, and wrote the article. Perrine DECAUDIN, Isabelle KMIEC, Yohan NGUYEN, Delphine LEBRUN, Caroline MIGAULT, Maxime HENTZIEN collected and interpreted the data. All authors contributed to writing of the manuscript. All authors read and approved the final version for submission.
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All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
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Decaudin, P., Kanagaratnam, L., Kmiec, I. et al. Prevalence of geophagy and knowledge about its health effects among native Sub-Saharan Africa, Caribbean and South America healthy adults living in France. Eat Weight Disord 25, 465–469 (2020). https://doi.org/10.1007/s40519-018-0624-9
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DOI: https://doi.org/10.1007/s40519-018-0624-9