Cleaned dataset of 77562 school children sampled in primary and secondary schools in Blantyre, South
Introduction Globally, the prevalence of refractive error was 12%, and visual impairment due to re
Aims: To determine the prevalence of refractive errors and causes of visual impairment
Abstract Background Refractive error (RE) is a leading cause of visual impairment (VI) in
Background . An impairment of the visual system at or shortly after birth adversely affects educatio
Background: Childhood visual impairment is a significant global health issue, particularly in low-in