The prevalence of refractive errors among schoolchildren in Dezful, Iran
نویسندگان
چکیده
منابع مشابه
The prevalence of refractive errors in 6- to 15-year-old schoolchildren in Dezful, Iran
PURPOSE To determine the prevalence of refractive errors, among 6- to 15-year-old schoolchildren in the city of Dezful in western Iran. METHODS In this cross-sectional study, 1375 Dezful schoolchildren were selected through multistage cluster sampling. After obtaining written consent, participants had uncorrected and corrected visual acuity tests and cycloplegic refraction at the school site....
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purpose : to determine the prevalence of refractive condition and its risk factors among students in mashhad . methods : a total of 2510 students representing a cross-sectional of the population of mashhad were sampled using random cluster sampling strategy. primary and middle school students underwent cycloplegic refraction. the refractive errors of high school students were measured using non...
متن کاملPrevalence and Risk Factors of Refractive Errors among schoolchildren in Mashhad, 2006-2007
Purpose: To determine the prevalence of refractive condition and its risk factors among students in Mashhad. Methods: A total of 2510 students representing a cross-sectional of the population of Mashhad were sampled using random cluster sampling strategy. Primary and middle school students underwent cycloplegic refraction. The refractive errors of high school students were measured using non-cy...
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Purpose: To determine the prevalence of the refractive errors in the elderly population of Sari, Iran Methods: In this study, after selecting the participants through random cluster sampling, they all received ocular examinations including visual acuity (VA) measurement, refraction, fundoscopy and tonometry. After measuring uncorrected visual acuity (UCVA), non-cycloplegic refraction was perfor...
متن کاملPrevalence of Refractive Errors among High School Students in Western Iran
PURPOSE To determine the prevalence of refractive errors among high school students. METHODS In a cross-sectional study, we applied stratified cluster sampling on high school students of Aligoudarz, Western Iran. Examinations included visual acuity, non-cycloplegic refraction by autorefraction and fine tuning with retinoscopy. Myopia and hyperopia were defined as spherical equivalent of -0.5/...
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ژورنال
عنوان ژورنال: British Journal of Ophthalmology
سال: 2006
ISSN: 0007-1161
DOI: 10.1136/bjo.2006.099937