NavGeneral InfoEmail Print Provider International Centre for Eye Health (ICEH)Microdata access: Download Geography Guinea-Bissau (GNB) Coverage type Country Time period covered 05/2010 - 05/2010 Series or system Rapid Assessment of Avoidable Blindness (RAAB) 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. Keywords Cataracts, Glaucoma, Onchocerciasis, Prevalence, Refraction and accommodation disorders, Trachoma, Vision loss, Visual acuity Citation Primary investigator Joseph Oye Contributors International Centre for Eye Health (ICEH) Publisher RAAB Repository Suggested citation International Centre for Eye Health (ICEH). Guinea-Bissau Rapid Assessment of Avoidable Blindness 2010. Grootebroek, Netherlands: RAAB Repository. GHDx Entry last modified on: Jan 18, 2023