Individual characters affected by cataract in the riverside population of the Tapajós River, in Pará

Abstract

AbstractPurposeThe study search a prevalence Cataracts profile in the Riverside Population of the Tapajós River, in Pará. In view of this disease, it is the largest cause of reversible blindness in the world, accountable of 47.8% of the cases and of great social relevance because it impacts the quality of life.MethodsA prospective, observational, analytical, cross‐sectional, ecological study based on the review of medical records in the voluntary project Barco de Saúde São Leopoldo Mandic. The cataract cases were classified according to the LOCSIII system.ResultsOf these, 56.6% are males and 43.39% are females. The proportion between each age group was: 0.62% (10–19 years); 1.88% (30–39 years); 16.98% (40–49 years); 32.7% (50–59 years); 24.5% (60–69 years); 19.49% (70–79 years) and, 3.77% (80–89 years). The prevalence of pseudophakia among the other diagnoses was 2.64%. The mean visual acuity with correction in each age group was: 20/30 (10–19 years); 20/25 (30–39 years); 20/25 (40–49 years); 20/50 (50–59 years); 20/60 (60–69 years); 20/110 (70–79 years) and 20/250 (80–89 years).ConclusionsThe incidence of cataract in north of Brazil is high, when compared, for example, with the USA, where the overall prevalence is only 8.6%. The number of pseudophakia is low (2.64%). The beginning of appearance is untimely and the proportion of cases is higher than the resto of the country.