Refractive Error among Children Presenting to the Outpatient Department of Ophthalmology in a Tertiary Care Centre: A Descriptive Cross-sectional Study.

Introduction: Refractive error is an important component of the priority disease 'childhood blindness' within the vision 2020 initiative to eliminate avoidable blindness. Some 12.8 million in the age group 5-15 years are visually impaired from uncorrected or inadequately corrected refractive errors.