The Prevalence of Refractive Errors Among Schoolchildren in Dezful, Iran
AUTHOR:
Akbar Fotouhi, Hassan Hashemi, Mehdi Khabazkhoob, Kazem Mohammad
SPONSOR/INSTITUTION:
YEAR PUBLISHED:
2007
PUBLICATION:
British Journal of Ophthalmology
KEY HIGHLIGHTS:
The purpose of this study was to determine the prevalence of refractive errors among schoolchildren in urban and rural areas of Dezful County, Iran.
In a cross-sectional study, using random cluster sampling, 5721 Dezful schoolchildren were selected from 39 clusters.
4% (95% confidence interval (CI), 2.5 to 4.4) of the primary and middle school students were myopic and 16.6% (95% CI, 13.6 to 19.7) were hyperopic.
For high school students, these rates were 2.1% (95% CI, 0.7 to 3.5) and 33.0% (95% CI, 24.9 to 41.1), respectively.