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Refractive errors among school-going children in Hyderabad

Mohammed Zain Ur-Rehman, Sultan Rizwan Ahmad, Mariya Syed.

Abstract
Background: Uncorrected refractive error is the leading cause of eye problem worldwide. Children are more vulnerable because it starts in school age and can hinder the learning process and educational achievement.

Objectives: The objectives of the study were to assess the prevalence of known case of refractive error among school-going children and its socioeconomic characteristics, and attitude of the students toward corrective measure.

Materials and Methods: A study was conducted among school-going children from 6th to 10th standard from three schools. Permission was taken from the respective schoolís authority and consent was taken from parents through school. Each school had about 300 students, making a total of 900. Students are known to have refractive errors were included in the study. Out of 900, 190 were known to be affected. Data were collected using predesigned questionnaire and analyzed by appropriate statistical tests.

Results: The prevalence of known case of refractive error was 21%. Maximum (51%) were between 11 and 12 years of age. About 95% of affected students had myopia. Majority of the students (54.2%) had blurring of vision as their initial complaint. Regarding family history of refractive errors, 65% of the studentís fathers were affected, 49% mothers were affected, and 43% of the siblings were affected. Almost 100% of the students used glasses and only 50% of the students get their eyes checked every 6 months. About 48% of students spent >2 h in front of screen and 47% students spent

Key words: Hypermetropia; Myopia; Refractive Errors; School Children



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