Prevalence of the Refractive Errors by Age and Gender: The Mashhad Eye Study of Iran
Hadi Ostadimoghaddam PhD, Akbar Fotouhi MD PhD, Hassan Hashemi MD, Abbasali Yekta PhD, Javad Heravian PhD, Farhad Rezvan MD, Hamidreza Ghadimi MD, Bijan Rezvan DDS, Mehdi Khabazkhoob MSc
Clinical & Experimental Ophthalmology
The purpose of this study was to determine the prevalence rates of myopia and hyperopia in a population in Mashhad, Iran.
The prevalence of myopia and hyperopia in individuals ≤15 years old was 3.64% (95% CI: 2.19–5.09) and 27.4% (95%CI: 23.72–31.09), respectively.
Myopia was found to increase with age in individuals ≤15 years and decrease with age in individuals >15 years of age.