Transcription of The Nigeria national blindness and visual impairment survey
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The Nigeria national blindness and visual impairment survey
The Nigeria national blindness and visual impairment survey 2005-2007. The Nigeria national blindness and visual impairment survey 2005-2007. Executive Summary Overview CI: to ) at 40-49 years to (95% CI: The national blindness and visual impairment to ) among those aged 80 years (p =. survey in Nigeria was conducted in 2005-2007 < ). (30 months of field work) Females had a higher prevalence of blindness than males ( vs )( p =< ). Multi-stage stratified cluster random sampling, with probability proportional-to-size procedures, was Illiterate participants had far higher prevalence of used to select a cross-sectional, nationally blindness than those who could read and write representative sample of the population ( vs )(p = < ). A total of 13,599 persons aged 40+ were examined The South West GPZ had the lowest prevalence of across the country (response rate ).
Overview • The National Blindness and Visual Impairment Survey in Nigeria was conducted in 2005-2007 (30 months of fi eld work) • Multi-stage stratifi ed cluster random sampling, with probability proportional-to-size procedures, was used to select a cross-sectional, nationally
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