References
- World Health Organization. Universal Eye Health: A Global Action Plan 2014-2019. Geneva: World Health Organization; 2013.
- Bourne R, Flaxman SR, Braithwaite T, et al. Global prevalence of blindness and distance and near vision impairment: magnitude, temporal trends, and projections. Lancet Glob Health. 2017;5(9):e888–e897. doi:10.1016/S2214-109X(17)30293-0.
- Kuper H, Polack S, Limburg H. Rapid assessment of avoidable blindness. Community Eye Health. 2006;19:68–69.
- Vandenbroucke JP, Von Elm E, Altman DG, et al. Strengthening the Reporting of Observational Studies in Epidemiology (STROBE): explanation and elaboration. Plos Med. 2007;4(10):e297. doi:10.1371/journal.pmed.0040297.
- Kleinbaum DG, Morgenstern H, Kupper LL. Selection bias in epidemiologic studies. Am J Epidemiol. 1981;113:452–463.
- Cromwell EA, Courtright P, King JD, et al. The excess burden of trachomatous trichiasis in women: a systematic review and meta-analysis. Trans R Soc Trop Med Hyg. 2009;103(10):985–992. doi:10.1016/j.trstmh.2009.03.012.
- Kuper H, Gilbert C. Blindness in Sudan: is it time to scrutinise survey methods? Plos Med. 2006;3(12):e476. doi:10.1371/journal.pmed.0030476.
- Ramke J, Kuper H, Limburg H, et al. Avoidable waste in ophthalmic epidemiology: a review of blindness prevalence surveys in low and middle income countries 2000–2014. Ophthalmic Epidemiol. 2017;25(1):13–20. doi:10.1080/09286586.09282017.01328067.
- World Bank. Countries and Economies. 2016. http://data.worldbank.org/country Accessed July 1, 2017.
- Boyle MH. Guidelines for evaluating prevalence studies. Evid Based Ment Health. 1998;1:37–39.
- Groves RM. Nonresponse rates and nonresponse bias in household surveys. Public Opin Q. 2006;70(5):646–675. doi:10.1093/poq/nfl033.
- Sitzia J, Wood N. Response rate in patient satisfaction research: an analysis of 210 published studies. Int J Qual Health Care. 1998;10:311–317.
- Mathenge W, Bastawrous A, Foster A, et al. The Nakuru posterior segment eye disease study: methods and prevalence of blindness and visual impairment in Nakuru, Kenya. Ophthalmology. 2012;119(10):2033–2039. doi:10.1016/j.ophtha.2012.04.019.
- Chiang F, Kuper H, Lindfield R, et al. Rapid assessment of avoidable blindness in the Occupied Palestinian Territories. PloS One. 2010;5(7):e11854. doi:10.1371/journal.pone.0011854.
- Ramke J, Brian G, Maher L, et al. Prevalence and causes of blindness and low vision among adults in Fiji. Clin Exp Ophthalmol. 2012;40(5):490–496. doi:10.1111/j.1442-9071.2011.02749.x.
- Abrahamsen R, Svendsen MV, Henneberger PK, et al. Non-response in a cross-sectional study of respiratory health in Norway. BMJ Open. 2016;6(1):e009912. doi:10.1136/bmjopen-2015-009912.
- Van Loon AJM, Tijhuis M, Picavet HSJ, et al. Survey non-response in the Netherlands: effects on prevalence estimates and associations. Ann Epidemiol. 2003;13(2):105–110.
- Bastawrous A, Mathenge W, Wing K, et al. Six-year incidence of blindness and visual impairment in Kenya: the nakuru eye disease cohort studythe incidence of blindness in Kenya. Invest Ophthalmol Vis Sci. 2016;57(14):5974–5983. doi:10.1167/iovs.16-19835.
- International Centre for Eye Health. Rapid Assessment of Avoidable Blindness Training Manual. 2017. https://www.cehjournal.org/resources/raab/.Accessed November 20, 2017.
- Ramke J, Palagyi A, Jordan V, et al. Using the STROBE statement to assess reporting in blindness prevalence surveys in low and middle income countries. PLoS One. 2017;12(5):e0176178. doi:10.1371/journal.pone.0176178.
- The EQUATOR Network. http://www.equator-network.org/Accessed December 19, 2017.
- Ramke J, Gilbert CE. Universal eye health: are we getting closer? Lancet Glob Health. 2017;5(9):e843–e844. doi:10.1016/S2214-109X(17)30302-9.
- Stevens GA, Alkema L, Black RE, et al. Guidelines for accurate and transparent health estimates reporting: the GATHER statement. Lancet. 2016;388(10062):e19–e23. doi:10.1016/S0140-6736(16)30388-9.
- Foreman J, Keel S, Van Wijngaarden P, et al. Recruitment and testing protocol in the national eye health survey: a population-based eye study in Australia. Ophthalmic Epidemiol. 2017;24(6):353–363. doi:10.1080/09286586.2017.1296166.
- Varma R, Kim JS, Burkemper BS, et al. Prevalence and causes of visual impairment and blindness in Chinese American adults: the Chinese American Eye Study. JAMA Ophthalmol. 2016;134(7):785–793. doi:10.1001/jamaophthalmol.2016.1261.