Global causes of blindness and distance vision impairment 1990–2020: a systematic review and meta-analysis

Contemporary data for causes of vision impairment and blindness form an important basis of recommendations in public health policies. Refreshment of the Global Vision Database with recently published data sources permitted modelling of cause of vision loss data from 1990 to 2015, further disaggregation by cause, and forecasts to 2020.In this systematic review and meta-analysis, we analysed published and unpublished population-based data for the...