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China - Jianchuan Rapid Assessment of Avoidable Blindness 2012

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General Info
Provider 
RAAB Repository
Microdata 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-sectional
  • Individual
  • Interview
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
GHDx Entry last modified on: Jan 18, 2023