Gao Z
Department of Ophthalmology, Tongcheng County People's Hospital, Anhui Province.
Zhonghua Yan Ke Za Zhi. 1995 Mar;31(2):149-51.
An epidemiologic survey of glaucoma was conducted in Tongcheng County of Anhui Province in April, 1987. The results revealed that the prevalence of primary glaucoma was 0.38% consisting of angle-closure glaucoma 0.31% and open-angle glaucoma 0.07%, the prevalence of primary glaucoma was 0.71% in persons over 40 years of age and the rates of the blind and low-vision were 14.28% and 21.42%, respectively in primary glaucoma.