Egypt - Kafarelsheakhshabas Rapid Assessment of Avoidable Blindness 2009 Survey GHDx Entry last modified on: Jan 18, 2023
Yemen - Lahj Rapid Assessment of Avoidable Blindness 2009 Survey GHDx Entry last modified on: Feb 26, 2025
Visual impairment and spectacle coverage rate in Baoshan district, China: population-based study Scientific literature GHDx Entry last modified on: Jul 15, 2020
Visual impairment in the 40- to 64-year-old population of Shahroud, Iran Scientific literature GHDx Entry last modified on: Jul 14, 2020
Prevalence of blindness and visual impairment and its causes among people aged 50 years and above in Karnali Zone, Nepal Scientific literature GHDx Entry last modified on: Jul 31, 2020
Thailand Public Health Statistics 2014 Report: National vital registration - Subnationally representative GHDx Entry last modified on: Aug 26, 2021
Malawi - Southern Region Rapid Assessment of Avoidable Blindness 2009-2010 Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Jan 18, 2023
Blindness and Visual Impairment in an Urban West African Population: The Tema Eye Survey Scientific literature GHDx Entry last modified on: Jul 10, 2020
Rapid assessment of avoidable blindness in the northern eThekwini district of KwaZulu-Natal Province, South Africa Scientific literature GHDx Entry last modified on: Jul 20, 2021
Dominican Republic Rapid Assessment for Avoidable Blindness Survey 2008 RAAB Dominican Republic (2008) Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Jan 10, 2025
Nepal - Koshi Zone Rapid Assessment of Avoidable Blindness 2008-2009 Survey: Cross-sectional GHDx Entry last modified on: Feb 25, 2025
Mali - Koulikoro Rapid Assessment of Avoidable Blindness 2008 Survey: Cross-sectional - Individual - Interview - Urban-rural representative GHDx Entry last modified on: Jan 18, 2023
Nepal - Sagarmatha Zone Rapid Assessment of Avoidable Blindness 2008-2009 Survey GHDx Entry last modified on: Feb 25, 2025
Nepal - Janakpur Rapid Assessment for Avoidable Blindness 2008 Survey: Cross-sectional GHDx Entry last modified on: Jan 18, 2023
Ecuador Rapid Assessment of Avoidable Blindness 2008-2009 Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Jan 18, 2023
Nepal - Seti and Mahakali Zones Rapid Assessment of Avoidable Blindness 2008 Survey: Cross-sectional GHDx Entry last modified on: Feb 25, 2025
Nepal - Karnali Zone Rapid Assessment of Avoidable Blindness 2008 Survey: Cross-sectional GHDx Entry last modified on: Feb 25, 2025
India - Chitrakoot Rapid Assessment of Avoidable Blindness 2008 Survey: Cross-sectional - Individual - Interview - Urban-rural representative GHDx Entry last modified on: Jan 18, 2023
Nepal - Bagmati Zone Rapid Assessment for Avoidable Blindness 2008 RAAB Nepal, Bagmati (2008) Survey: Cross-sectional GHDx Entry last modified on: Jan 10, 2025
Eritrea Rapid Assessment for Avoidable Blindness Survey 2008 RAAB Eritrea (2008) Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Jan 10, 2025
Population-based survey of refractive error among school-aged children in rural northern China: the Heilongjiang eye study Scientific literature GHDx Entry last modified on: Jul 20, 2021
China - Yunnan Luliang Rapid Assessment of Avoidable Blindness 2008 Survey GHDx Entry last modified on: Jan 18, 2023
Effective refractive error coverage: an eye health indicator to measure progress towards universal health coverage Scientific literature GHDx Entry last modified on: Apr 10, 2023
Gambia Rapid Assessment of Avoidable Blindness 2007 RAAB Gambia (Republic of The), 2007 Survey: Cross-sectional - Individual - Interview - Nationally representative GHDx Entry last modified on: Jan 10, 2025
China - Wanzai Rapid Assessment of Avoidable Blindness 2007 Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Jan 18, 2023
Cambodia Rapid Assessment for Avoidable Blindness 2007 RAAB Cambodia (2007) Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Jan 10, 2025
China - Xingan Rapid Assessment of Avoidable Blindness 2007 Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Jan 18, 2023
China - Gao'an Rapid Assessment of Avoidable Blindness 2007 Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Mar 6, 2025
Kenya - Kericho Rapid Assessment of Avoidable Blindness 2007 Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Jan 18, 2023
Prevalence of vision impairment in older adults in rural China: the China Nine-Province Survey Scientific literature GHDx Entry last modified on: Nov 12, 2024
Visual impairment and myopia in Brazilian children: a population-based study Scientific literature GHDx Entry last modified on: Jan 3, 2024
Lebanon Statistical Bulletin 2013 النشرة الإحصائية Report: Epi surveillance - Financial - Subnationally representative GHDx Entry last modified on: Oct 6, 2021
United States National Health and Nutrition Examination Survey 2007-2008 Survey: Cross-sectional - Exam - Household - Individual - Interview - Nationally representative GHDx Entry last modified on: Sep 26, 2024
Rapid Assessment of Avoidable Blindness in India [Unpublished data] Scientific literature GHDx Entry last modified on: Oct 22, 2020
Kenya - Embu Rapid Assessment of Avoidable Blindness 2007 Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Jan 18, 2023
Visual disability, visual function, and myopia among rural Chinese secondary school children: the Xichang Pediatric Refractive Error Study (X-PRES)–Report 1 Scientific literature GHDx Entry last modified on: Mar 3, 2019
Prevalence and causes of visual impairment in a rural North-east China adult population: a population-based survey in Bin County, Harbin Scientific literature GHDx Entry last modified on: Jul 20, 2021
Prevalence and causes of low vision and blindness in a rural chinese adult population: the Handan Eye Study Scientific literature GHDx Entry last modified on: Nov 12, 2024
Chile - Biobio Rapid Assessment of Avoidable Blindness 2006 Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Mar 6, 2025
China - Kunming Rapid Assessment of Avoidable Blindness 2006 Survey: Cross-sectional - Individual - Interview GHDx Entry last modified on: Jan 18, 2023
India - Mahārāshtra Central India Eye and Medical Study 2006-2008 Central India Eye and Medical Study (CIEMS) Survey: Cross-sectional - Exam - Health facility - Individual - Interview - Rural only GHDx Entry last modified on: Dec 14, 2023
Indonesia - East Kalimantan Rapid Assessment of Avoidable Blindness 2006 Survey: Cross-sectional - Individual - Interview - Urban-rural representative GHDx Entry last modified on: Jan 18, 2023
China - Beijing Eye Study 2006 Survey: Exam - Individual - Interview GHDx Entry last modified on: Aug 5, 2021
The prevalence of blindness and cataract surgery in Rautahat District, Nepal Scientific literature GHDx Entry last modified on: Jul 20, 2021
Thailand Public Health Statistics 2011 Report: National vital registration - Subnationally representative GHDx Entry last modified on: Aug 26, 2021
Cataract in Latin America: findings from nine recent surveys Scientific literature GHDx Entry last modified on: Jul 20, 2021