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Philippines - Negros Island Rapid Assessment of Avoidable Blindness 2005

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General Info
Geography 
Negros Occidental, Negros Oriental
Coverage type 
Subnational
Time period covered 
04/2005 - 05/2005
Data type
Survey:
  • Cross-sectional
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.