Nepomuceno de Andrade, Gisele; Bosch-Nicolau, Pau; Nascimento, Bruno R; Martins-Melo, Francisco Rogerlândio; Perel, Pablo; Geissbühler, Yvonne; Demacq, Caroline; Quijano, Monica; Mosser, Jonathan F; Cousin, Ewerton; +4 more... Machado, Ísis Eloah; Rodrigues, Matheus Lucca AC; Ribeiro, Antonio Luiz P; Molina, Israel; (2024) Prevalence of Chagas disease among Latin American immigrants in non-endemic countries: an updated systematic review and meta-analysis. The Lancet regional health. Europe, 46. p. 101040. ISSN 2666-7762 DOI: https://doi.org/10.1016/j.lanepe.2024.101040
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Abstract
BACKGROUND: Chagas disease (CD), endemic in 21 Latin American countries, has gradually spread beyond its traditional borders due to migratory movements and emerging as a global health concern. We conducted a systematic review and meta-analysis of available data to establish updated prevalence estimates of CD in Latin American migrants residing in non-endemic countries. METHODS: A systematic search was conducted in MEDLINE/PubMed, Embase, Cochrane Library, Scopus, Web of Science, and LILACS via Virtual Health Library (Biblioteca Virtual em Saúde - BVS), including references published until November 1st, 2023. Pooled prevalence estimates and 95% confidence intervals (CI) were calculated using random effect models. Heterogeneity was assessed by the chi-square test and the I2 statistic. Subgroup analyses were performed to explore potential sources of heterogeneity among studies. The study was registered in the PROSPERO database (CRD42022354237). FINDINGS: From a total of 1474 articles screened, 51 studies were included. Studies were conducted in eight non-endemic countries (most in Spain), between 2006 and 2023, and involving 82,369 screened individuals. The estimated pooled prevalence of CD in Latin American migrants living in non-endemic countries was 3.5% (95% CI: 2.5-4.7; I2: 97.7%), considering studies in which screening was indicated simply because the person was Latin American. Per subgroups, the pooled CD prevalence was 11.0% (95% CI: 7.7-15.5) in non-targeted screening (unselected population in reference centers) (27 studies); in blood donors (4 studies), the pooled prevalence was 0.8% (95% CI: 0.2-3.4); among people living with HIV Latin American immigrants (4 studies) 2.4% (95% CI: 1.4-4.3) and for Latin American pregnant and postpartum women (14 studies) 3.7% (95 CI: 2.4-5.6). The pooled proportion of congenital transmission was 4.4% (95% CI: 3.3-5.8). Regarding the participants' country of origin, 7964 were from Bolivia, of which 1715 (21,5%) were diagnosed with CD, and 21,304 were from other Latin American countries of which 154 (0,72%) were affected. INTERPRETATION: CD poses a significant burden of disease in Latin American immigrants in non-endemic countries, suggesting that CD is no longer a problem limited to the American continent and must be considered as a global health challenge. FUNDING: This study was funded by the World Heart Federation, through a research collaboration with Novartis Pharma AG.
Item Type | Article |
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Faculty and Department | Faculty of Epidemiology and Population Health > Dept of Non-Communicable Disease Epidemiology |
PubMed ID | 39290806 |
Elements ID | 229490 |
Official URL | http://dx.doi.org/10.1016/j.lanepe.2024.101040 |
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