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INTERMEDIATE ENDEMICITY OF HEPATITIS A VIRUS INFECTION IN RURAL SETTLEMENT PROJECTS OF SOUTHWEST GOIÁS, BRAZIL

2015; Instituto Brasileiro de Estudos e Pesquisas de Gastroenterologia (IBEPEGE); Volume: 52; Issue: 3 Linguagem: Inglês

10.1590/s0004-28032015000300009

1678-4219

Raquel Silva Pinheiro, Lyriane Apolinário de Araújo, Karlla Antonieta Amorim Caetano, Marcos André de Matos, Megmar Aparecida dos Santos Carneiro, Sheila Araújo Teles,

Hepatitis B Virus Studies

BackgroundRural populations present an elevated risk of exposure to hepatitis A virus.ObjectiveThe objective of this study was to estimate the prevalence and risk factors associated with hepatitis A virus infection among residents of rural settlement projects of southwest Goiás, Central Brazil.MethodsA total of 466 residents were interviewed and tested for the detection of anti- hepatitis A virus antibodies by ELISA.ResultsThe global prevalence of anti- hepatitis A virus was 82.2%. In individuals aged 5-9 years and 10-19 years, the prevalence was 15% and 58.8%, respectively. Persons in the 10-19 age group, with a history of life in encampments, with more than five people per residence consuming well water, were predictors for exposure to hepatitis A virus.ConclusionOur results suggest that the hepatitis A virus endemicity in rural settlements in southwest Goiás similar to that found in the urban population of the Midwest Region, confirming the implementation of universal hepatitis A vaccination in children.