Italy Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
Colombia Demographic and Health Survey 2015-2016 Colombia Encuesta Nacional de Demografía y Salud (ENDS) 2015 Survey: Cross-sectional - GPS coordinates (GIS) - Household - Individual - Interview - Nationally representative - Subnationally representative - Urban-rural representative GHDx Entry last modified on: Mar 19, 2025
Luxembourg Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 19, 2025
Portugal Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 19, 2025
Poland Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 19, 2025
Spain Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
Sweden Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
Switzerland Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
Hungary Rapid Assessment of Avoidable Blindness 2015 Survey: Cross-sectional - Individual - Interview - Urban-rural representative GHDx Entry last modified on: Jan 18, 2023
Austria Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
Slovenia Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
Belgium Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
Croatia Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 19, 2025
Czech Republic Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 19, 2025
Denmark Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
Estonia Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
France Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
Germany Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
Greece Survey of Health, Aging and Retirement in Europe, Wave 6 2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 20, 2025
The prevalence of visual impairment and blindness in underserved rural areas: a crucial issue for future Scientific literature GHDx Entry last modified on: Jul 20, 2021
Vietnam - Dien Bien Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Jan 18, 2023
Germany European Health Interview Survey 2015 - Eurostat European Health Interview Survey Second Wave (EHIS 2) 2013-2015 Survey: Cross-sectional - Individual - Interview - Urban-rural representative GHDx Entry last modified on: Jan 8, 2025
Norway European Health Interview Survey 2015 - Eurostat European Health Interview Survey Second Wave (EHIS 2) 2013-2015 Survey: Cross-sectional - Individual - Interview - Urban-rural representative GHDx Entry last modified on: Jan 8, 2025
Palau Population, Housing and Agriculture Census 2015 2015 Census of Population Housing and Agriculture for the Republic of Palau Census: De jure - Household - Individual - Interview - Nationally representative - Subnationally representative GHDx Entry last modified on: Sep 15, 2021
United States National Survey on Drug Use and Health 2015 Survey: Cross-sectional - Household - Individual - Interview - Nationally representative - Subnationally representative - Urban-rural representative GHDx Entry last modified on: Mar 13, 2025
Vietnam - Tuyen Quang Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Jan 18, 2023
Denmark European Health Interview Survey 2015 - Eurostat European Health Interview Survey Second Wave (EHIS 2) 2013-2015 Survey: Cross-sectional - Individual - Interview - Urban-rural representative GHDx Entry last modified on: Jan 8, 2025
India Demographic and Health Survey 2015-2016 India National Family Health Survey 4 (NFHS-4) Survey: Cross-sectional - GPS coordinates (GIS) - Household - Individual - Interview - Nationally representative - Subnationally representative GHDx Entry last modified on: Mar 19, 2025
United States National Health and Nutrition Examination Survey 2015-2016 Survey: Cross-sectional - Exam - Household - Individual - Interview - Nationally representative GHDx Entry last modified on: Feb 11, 2025
Vietnam - Gia Lai Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Feb 2, 2023
United States National Health Interview Survey 2015 Survey: Cross-sectional - Household - Individual - Interview - Nationally representative GHDx Entry last modified on: Aug 5, 2021
South Africa General Household Survey 2015 Survey: De jure - Household - Interview - Nationally representative - Urban-rural representative GHDx Entry last modified on: Sep 6, 2023
United Kingdom Health Survey for England 2015-2016 - UK Data Service United Kingdom Health Survey for England 2015 Survey: Exam - Household - Individual - Interview GHDx Entry last modified on: Dec 26, 2024
Vietnam - Quang Tri Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Feb 3, 2023
Bangladesh Integrated Household Survey 2015 Bangladesh Integrated Household Survey (BIHS) Survey: Community - GPS coordinates (GIS) - Household - Interview - Nationally representative - Subnationally representative GHDx Entry last modified on: Mar 21, 2025
Peru Demographic and Family Health Survey 2015 Perú Encuesta Demográfica y de Salud Familiar (ENDES) 2015 Survey: Cross-sectional - Household - Individual - Interview - Nationally representative - Subnationally representative - Urban-rural representative GHDx Entry last modified on: Oct 2, 2023
United States American Community Survey 2015 - IPUMS Survey: De jure - Household - Interview - Nationally representative - Subnationally representative GHDx Entry last modified on: Jan 23, 2025
Vietnam - Quang Ngai Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Jan 18, 2023
Indonesia - Bali Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Jan 18, 2023
India Urban Survey of Diet and Nutritional Status 2015-2016 India Urban Nutrition Survey 2015-2016 Survey: Cross-sectional - Household - Individual - Urban only GHDx Entry last modified on: Oct 9, 2023
Rwanda Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Dec 12, 2023
Vietnam - Lam Dong Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Jan 18, 2023
Indonesia - Jawa Tengah Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Jan 18, 2023
The prevalence and risk factors of visual impairment among rural residents aged 50 years and above in Yugan county, China Scientific literature GHDx Entry last modified on: Jan 31, 2024
Vietnam - Binh Duong Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Jan 18, 2023
Indonesia - Jawa Timur Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Jan 18, 2023
China Health and Retirement Longitudinal Study 2015, Wave 3 中国健康与养⽼追踪调查2015 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Oct 10, 2024
Pattern of Ocular Morbidity in the Elderly Population of Northern India Scientific literature GHDx Entry last modified on: May 30, 2020
Vietnam - Tien Giang Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Jan 18, 2023
Indonesia - Jakarta Rapid Assessment of Avoidable Blindness Survey 2015 Survey GHDx Entry last modified on: Jan 18, 2023