Prevalence and Causes of Visual Impairment and Blindness in an Urban Indian Population: The Singapore Indian Eye Study
Yingfeng Zheng, Raghavan Lavanya, Renyi Wu, Wan-Ling Wong, Jie Jin Wang, Paul Mitchell, Ning Cheung, Howard Cajucom-Uy, Ecosse Lamoureux, Tin Aung, Seang-Mei Saw, Tien Y Wong
Ophthalmology | ELSEVIER SCIENCE INC | Published : 2011
PURPOSE: To describe the prevalence and causes of visual impairment and blindness in an urban Indian population. DESIGN: Population-based study. PARTICIPANTS: Ethnic Indians aged more than 40 years living in Singapore. METHODS: Participants underwent standardized ophthalmic assessments for visual impairment and blindness, defined using best-corrected visual acuity (BCVA) and presenting visual acuity (PVA), according to US and modified World Health Organization (WHO) definitions. MAIN OUTCOME MEASURES: Unilateral visual impairment or blindness was defined on the basis of the worse eye, and bilateral visual impairment or blindness was defined on the basis of the better eye. Primary causes of v..View full abstract
Awarded by Biomedical Research Council
Awarded by National Medical Research Council, Singapore
This study was funded by the Biomedical Research Council (08/1/35/19/550) and the National Medical Research Council, STaR/0003/2008, Singapore.