Hong Kong Med J 2007;13(Suppl 4):S4-6
The Hong Kong Adult Vision Study: a cross-sectional epidemiological pilot study of eye diseases in the population aged 40 years and over in Hong Kong
JTF Lau, J Michon
Centre for Epidemiology and Biostatistics, The Chinese University of Hong Kong, Shatin, NT, Hong Kong SAR, China
1. Visual disability is common in Hong Kong, with 14.7% of adults aged 40 years and above sustaining visual disability to the level of 6/18 (World Health Organization definition) in one eye.
2. The commonest cause of unilateral and bilateral visual disability was cataract, its primary associated risk factor being increasing age.
2. The commonest cause of unilateral and bilateral visual disability was cataract, its primary associated risk factor being increasing age.