Prevalence of blindness and visual impairment among yanomami Indigenous people in the Brazilian Amazon region: a cross-sectional observational study at CASAI-Y.

ABSTRACT:

Background

Indigenous populations in the Americas experience significant health inequities, especially in remote areas. Among the Yanomami, a highly mobile Indigenous people living in the Amazon, ocular health data are scarce. This study aimed to estimate the prevalence and causes of visual impairment and blindness among the Yanomami, contributing to public health planning for isolated populations.

Methods

A cross-sectional observational study was conducted between June and August 2024 at the Yanomami Indigenous Health House (CASAI-Y), in Boa Vista, Brazil. A total of 158 self-identified Yanomami individuals aged ≥5 years were evaluated through comprehensive eye exams including presenting visual acuity (PVA), best-corrected visual acuity (BCVA), autorefractometry, dynamic re

SUBMITTER: Chagas Ferreira MC 

PROVIDER: S-EPMC12270601 | biostudies-literature | 2025 Aug

REPOSITORIES: biostudies-literature