Nicaragua National Survey of Micronutrient Deficiencies 1993 Encuesta Nacional Sobre Deficiencia de Micronutrientes en Nicaragua 1993 Survey GHDx Entry last modified on: Aug 23, 2023
United States Behavioral Risk Factor Surveillance System 1993 Survey: Cross-sectional - Household - Individual - Interview - Subnationally representative GHDx Entry last modified on: Jul 13, 2022
Five-year incidence of bilateral cause-specific visual impairment in the Melbourne Visual Impairment Project Scientific literature GHDx Entry last modified on: Jul 20, 2021
[Prevalence of retinopathy of prematurity in very low birth weight infants] Scientific literature GHDx Entry last modified on: Mar 3, 2019
Nutritional anaemia in Filipino school children Scientific literature GHDx Entry last modified on: Feb 16, 2023
Ecuador Vitamin A Deficiency in Critical Poverty Provinces Deficiencia de vitamina A en provincias de pobreza critica del Ecuador Report GHDx Entry last modified on: Oct 18, 2021
Greenland Population Health Survey 1993-1994 Befolkningsundersøgelsen i Grønland 1993 (B93) Survey: Cross-sectional - Individual - Interview - Nationally representative GHDx Entry last modified on: Jun 6, 2022
United States National Health Interview Survey 1993 Survey: Cross-sectional - Household - Individual - Interview - Nationally representative GHDx Entry last modified on: Aug 31, 2023
Five-year change in visual acuity and incidence of visual impairment: the Blue Mountains Eye Study Scientific literature GHDx Entry last modified on: Mar 3, 2019
North Macedonia Statistical Yearbook 2020 Статистички годишник на Република Северна Македонија 2020 Report: Epi surveillance - Nationally representative - Subnationally representative GHDx Entry last modified on: May 28, 2024
Micronesia - Maternal-Child Health Survey: Pohnpei, Federated States of Micronesia, 1993 Report GHDx Entry last modified on: Oct 18, 2021
United States - Metropolitan Atlanta Developmental Disabilities Surveillance Program 1993 MADDSP Disease registry GHDx Entry last modified on: Nov 6, 2018
Nicaragua Living Standards Measurement Survey 1993 Encuesta Nacional de Hogares sobre Medicion de Niveles de Vida (EMNV) Survey: Household - Longitudinal - Nationally representative - Urban-rural representative GHDx Entry last modified on: Sep 25, 2024
Blindness and visual impairment in western Bulgaria Scientific literature GHDx Entry last modified on: Jul 20, 2021
Philippines National Nutrition Survey 1993 Fourth National Nutrition Survey Survey: Household GHDx Entry last modified on: Mar 29, 2023
Lesotho National Micronutrient Survey 1993 National survey on iodine, vitamin A and iron status of women and children in Lesotho Survey GHDx Entry last modified on: Oct 18, 2021
China National Health Services Survey 1993 Survey: Household - Interview - Nationally representative GHDx Entry last modified on: Aug 5, 2021
Cambodia Vitamin A Deficiency Survey 1993 Ministry of Health and Helen Keller International First Vitamin A Survey in Cambodia Survey GHDx Entry last modified on: Oct 21, 2020
Prevalence and causes of low vision and blindness in northern KwaZulu Scientific literature GHDx Entry last modified on: Jul 20, 2021
Russia Longitudinal Monitoring Survey of HSE, Round II 1992-1993 Russia Longitudinal Monitoring Survey Round II 1992-1993 Survey: Household - Individual - Interview - Longitudinal - Nationally representative GHDx Entry last modified on: Dec 14, 2023
United Kingdom British Household Panel Survey 1992-1993 Survey: Household - Individual - Longitudinal GHDx Entry last modified on: Sep 21, 2022
El Salvador Population and Housing Census 1992 - IPUMS Censos Nacionales V de Población y IV de Vivienda 1992 Census: De jure - Household - Individual - Interview - Nationally representative - Subnationally representative GHDx Entry last modified on: Sep 26, 2024
Paraguay Population and Housing Census 1992 - IPUMS Censo Nacional de Población y Viviendas, 1992 Census: De facto - Household - Interview - Nationally representative - Urban-rural representative GHDx Entry last modified on: Oct 2, 2023
Russia Longitudinal Monitoring Survey of HSE, Round I 1992 Russia Longitudinal Monitoring Survey Round I 1992 Survey: Household - Individual - Interview - Longitudinal - Nationally representative GHDx Entry last modified on: Mar 7, 2022
New Zealand Health Survey 1992-1993 New Zealand 1992-93 Household Health Survey Survey: Cross-sectional - Household - Individual - Interview - Nationally representative GHDx Entry last modified on: Aug 5, 2021
Chile General Population and Housing Census 1992 - IPUMS XVI Censo Nacional de Población y V de Vivienda Census: De facto - Nationally representative - Subnationally representative - Urban-rural representative GHDx Entry last modified on: Jun 4, 2022
India Demographic and Health Survey 1992-1993 India National Family Health Survey 1992-93 Survey: Household - Individual - Interview - Nationally representative - Subnationally representative - Urban-rural representative - Verbal autopsy GHDx Entry last modified on: Sep 6, 2023
Namibia Iodine Deficiency Disorders Prevalence Survey 1992 Survey GHDx Entry last modified on: Oct 18, 2021
Age-specific prevalence and causes of blindness and visual impairment in an older population: the Rotterdam Study Scientific literature GHDx Entry last modified on: Mar 3, 2019
The prevalence of primary angle closure glaucoma and open angle glaucoma in Mamre, western Cape, South Africa Scientific literature GHDx Entry last modified on: Jul 20, 2021
Magnitude and causes of blindness and low vision in Anambra State of Nigeria (results of 1992 point prevalence survey) Scientific literature GHDx Entry last modified on: Dec 20, 2023
Panama National Survey on Vitamin A 1992 Encuesta nacional de vitamina A 1992 Survey GHDx Entry last modified on: Aug 23, 2023
Prevalence of blindness and visual impairment in an elderly urban population Scientific literature GHDx Entry last modified on: Jul 20, 2021
Causes of visual impairment in two older population cross-sections: the Blue Mountains Eye Study Scientific literature GHDx Entry last modified on: Jun 26, 2020
United States National Health Interview Survey 1992 Survey: Cross-sectional - Household - Individual - Interview - Nationally representative GHDx Entry last modified on: Aug 31, 2023
Age-specific prevalence and causes of bilateral and unilateral visual impairment in older Australians: the Blue Mountains Eye Study Scientific literature GHDx Entry last modified on: Jul 20, 2021
Clinical, Subclinical, and Epidemiological Aspects of Vitamin A Deficiency in the State of Paraíba Aspecto clínicos, subclínicos e epidemiológicos da hipovitaminose A no estado da Paraíba Report GHDx Entry last modified on: Feb 26, 2021
Vitamin A deficiency and xerophthalmia in western Yemen Scientific literature GHDx Entry last modified on: Feb 16, 2023
United States NHANES Epidemiological Followup Study 1992 NHANES I Epidemiologic Followup Study (NHEFS), 1992 Survey: Household - Individual - Interview - Longitudinal - Verbal autopsy GHDx Entry last modified on: Dec 14, 2023
Prevalence and causes of low vision and blindness in the Extreme North Province of Cameroon, West Africa Scientific literature GHDx Entry last modified on: Mar 3, 2019
Paraguay Population and Housing Census 1992 Censo Nacional de Población y Viviendas Census GHDx Entry last modified on: Oct 2, 2023
Australia - Blue Mountains Eye Study 1992-1994 Survey: Exam - Individual - Interview GHDx Entry last modified on: Aug 5, 2021
Cause-specific prevalence of bilateral visual impairment in Victoria, Australia: the Visual Impairment Project Scientific literature GHDx Entry last modified on: Jul 20, 2021
United States - Metropolitan Atlanta Developmental Disabilities Surveillance Program 1992 MADDSP Disease registry GHDx Entry last modified on: Nov 6, 2018
Age-specific causes of bilateral visual impairment Scientific literature GHDx Entry last modified on: Mar 3, 2019
Visual impairment in Australia: distance visual acuity, near vision, and visual field findings of the Melbourne Visual Impairment Project Scientific literature GHDx Entry last modified on: Mar 3, 2019
Australia - Adelaide Longitudinal Study of Aging 1992-1993 Australian Longitudinal Study of Ageing (ALSA) Wave 1 Survey: Exam - Longitudinal GHDx Entry last modified on: Aug 5, 2021
A population-based study of xerophthalmia in the extreme North Province of Cameroon, West Africa Scientific literature GHDx Entry last modified on: Feb 16, 2023
Four-year incidence of visual impairment: Barbados Incidence Study of Eye Diseases Scientific literature GHDx Entry last modified on: Jul 20, 2021