NavGeneral InfoEmail Print Provider RAAB RepositoryMicrodata access: Request Geography China (CHN) Yunnan Coverage type Subnational Time period covered 04/2012 - 06/2012 Series or system Rapid Assessment of Avoidable Blindness (RAAB) Data type Survey: Cross-sectionalIndividualInterview Summary The Rapid Assessment of Avoidable Blindness (RAAB) is a rapid survey methodology developed at the International Centre for Eye Health (ICEH). It is a population based survey of visual impairment and eye care services among people aged 50 years and over. The China - Jianchuan Rapid Assessment of Avoidable Blindness 2012 covered Jianchuan county in Yunnan province, and data were collected through household interviews and visual examinations. Subjects with vision-impairing cataract were questioned on barriers keeping them from pursuing cataract surgery, and subjects that had undergone cataract surgery were asked about their operations. Of the targeted sample size, 2,008 subjects were interviewed and examined successfully. Keywords Cataracts, Corrective lenses, Eye examinations, Glaucoma, Macular degeneration, Onchocerciasis, Refraction and accommodation disorders, Trachoma, Vision loss, Visual acuity Citation Primary investigator Baixiang Xiao Contributors International Centre for Eye Health (ICEH) Publisher RAAB Repository Suggested citation International Centre for Eye Health (ICEH). China - Jianchuan Rapid Assessment of Avoidable Blindness 2012. Grootebroek, Netherlands: RAAB Repository. GHDx Entry last modified on: Jan 18, 2023