Original Article Prevalence and Causes of Visual Impairment and Blindness in Central Iran; The Yazd Eye Study Marzieh Katibeh1, MD, MPH; Mohammad Pakravan1,2, MD; Mehdi Yaseri2,3, PhD; Mojgan Pakbin1, MS Reza Soleimanizad4, MD Ophthalmic Epidemiology Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran 2 Ophthalmic Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran 3 Department of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran 4 Department of Ophtalmology, Shahid Sadoughi University of Medical Sciences and Health Services, Yazd, Iran 1
Abstract Purpose: To determine the prevalence and causes of blindness and visual impairment (VI) in Yazd, central Iran. Methods: This population‑based, cross‑sectional study was performed on adults aged 40–80 years, residing in Yazd district, in 2010–2011. Eligible subjects were selected using cluster random sampling. Each participant underwent an interview and complete ophthalmologic examination. Blindness and VI were defined as best‑corrected visual acuity (VA)
Abstract Purpose: To determine the prevalence and causes of blindness and visual impairment (VI) in Yazd, central Iran. Methods: This population‑based, cross‑sectional study was performed on adults aged 40–80 years, residing in Yazd district, in 2010–2011. Eligible subjects were selected using cluster random sampling. Each participant underwent an interview and complete ophthalmologic examination. Blindness and VI were defined as best‑corrected visual acuity (VA)
