Tim Fricke|Nina Tahhan|Serge Resnikoff|Eric Papas|Anthea Burnett|Suit May Ho|Thomas Naduvilath|Kovin Naidoo
Global Prevalence of Presbyopia and Vision Impairment from Uncorrected Presbyopia
Brien Holden Vision Institute|UNSW Sydney|Brien Holden Vision Institute|UNSW Sydney|Brien Holden Vision Institute|Brien Holden Vision Institute|UNSW Sydney|UNSW Sydney|Brien Holden Vision Institute|Brien Holden Vision Institute|Brien Holden Vision Institute|UNSW Sydney|Brien Holden Vision Institute|University of KwaZulu-Natal
presbyopia prevalence spectaclecorrection coverage estimated systematic review metaanalysis epidemiologic evidence modeled expand country region global estimatesunderstanding presbyopia epidemiologic factors correction coverage critical overcoming burden vision impairment vi uncorrected presbyopiawe performed systematic reviews presbyopia prevalence spectaclecorrection coverage accepted presbyopia prevalence data gathered 5year age groups 0 90 years older metaanalyzed within world health organization global burden disease regions developed model based amplitude accommodation adjusted myopia rates match regionally metaanalyzed presbyopia prevalence presbyopia spectaclecorrection coverage analyzed countrylevel variables year data collection variation correction coverage described best model based human development index gini coefficient health expenditure adjustments age urbanization used models estimate presbyopia prevalence spectaclecorrection coverage age group urban rural areas every country world combined population data estimate number people near viwe estimate 18 billion people prevalence 25 95 confidence interval ci 1720 billion 2327 globally presbyopia 2015 826 million 95 ci 686960 million near vi inadequate vision correction global unmet need presbyopia correction 2015 estimated 45 95 ci 4149 people presbyopia likely adequate optical correction live urban area developed country higher health expenditure lower inequalitythere significant burden vi uncorrected presbyopia greatest burden rural areas lowresource countries