Prevalence of refractive errors in Colombia: MIOPUR study.

Purpose: To determine the prevalence of refractive errors in Colombia and its relations with demographic and socioeconomic variables.

Methods: A cross-sectional study performed in 10 Colombian administrative districts (MIOPUR study), including children and adolescents from 8 to 17 years old and adults from 35 to 55 years old.

Results: 3608 individuals (100% of whom agreed to participate) were included.

Refractive errors in children and adolescents in Bucaramanga (Colombia).

Purpose: The aim of this study was to establish the frequency of refractive errors in children and adolescents aged between 8 and 17 years old, living in the metropolitan area of Bucaramanga (Colombia).

Methods: This study was a secondary analysis of two descriptive cross-sectional studies that applied sociodemographic surveys and assessed visual acuity and refraction. Ametropias were classified as myopic errors, hyperopic errors, and mixed astigmatism.