In this population, the prevalence of glaucoma was 2 07%. The prevalence of the primary angle closure glaucoma, primary open angle glaucoma and secondary glaucoma was 1.66%, 0.29% and 0.12% respectively.

• 青光眼的患病率为2 0 7%25 ,其中原发性闭角型青光眼患病率为 1 6 6%25 ,原发性开角型青光眼患病率为 0 2 9%25 ,继发性青光眼患病率为 0 12%25。