A survey of severe visual impairment and blindness in children attending thirteen schools for the blind in sri lanka.

Purpose: To identify the causes of blindness and severe visual impairment (BL/SVI) in children attending schools for the blind in Sri Lanka, and to provide optical devices and ophthalmic treatment where indicated.

Methods: Two hundred and six children under 16 years from 13 schools for the blind in Sri Lanka were examined by a team of ophthalmologists and optometrists. Data were entered in the World Health Organization Prevention of Blindness Eye Examination Record for Childhood Blindness (WHO/PBL ERCB).

Prevalence of and risk factors for primary open-angle glaucoma in central Sri Lanka: the Kandy eye study.

Purpose: To report the prevalence and risk factors associated with primary open-angle glaucoma (POAG) in the Kandy district of central Sri Lanka.

Methods: A cross-sectional, population-based ophthalmic survey of the inhabitants >or= 40 years of age from villages in the Kandy District, Sri Lanka was conducted. Selection was randomized using a cluster sampling process; 1721 eligible participants were identified, 1375 participated in the study and sufficient examination data to diagnose glaucoma in at least one eye was obtained in 1244 participants.

Cataract in central Sri Lanka: cataract surgical coverage and self-reported barriers to cataract surgery.

Purpose: To determine the cataract surgical coverage and investigate the barriers to cataract surgery in the Kandy District of central Sri Lanka.

Methods: A population-based, cross-sectional ophthalmic survey of the inhabitants of rural villages in central Sri Lanka was conducted; there were 1721 eligible subjects and 1375 participated (79.9% participation rate).

Prevalence and determinants of angle closure in central Sri Lanka: the Kandy Eye Study.

Purpose: To determine the prevalence and determinants of angle closure in the Kandy District of central Sri Lanka.

Design: Population-based, cross-sectional study.

Participants: Inhabitants aged 40 years or more from villages in the Kandy District were selected by randomized cluster sampling; 1721 eligible participants were identified, and 1375 participated in the study.

The prevalence and causes of visual impairment in central Sri Lanka the Kandy Eye study.

Objective: To determine the prevalence and causes of uncorrectable visual impairment in the Kandy District of central Sri Lanka.

Design: Population-based, cross-sectional study.

Participants: Inhabitants >or=40 years of age from villages in the Kandy District were selected by randomized cluster sampling; 1721 eligible participants were identified and 1375 participated in the study.