References
- West SK. Looking forward to 20/20: a focus on the epidemiology of eye diseases. Epidemiol Rev 2000;22:64–70
- Gohdes DM, Balamurugan A, Larsen BA, Maylahn C. Age-related eye diseases: an emerging challenge for public health professionals. Prev Chronic Dis 2005;2:A17
- Resnikoff S, Pascolini D, Etya’ale D, et al. Global data on visual impairment in the year 2002. Bull World Health Organ 2004;82:844–851
- Rajavi Z, Katibeh M, Ziaei H, et al. Rapid assessment of avoidable blindness in Iran. Ophthalmology 2011;118(9):1812–1818
- Al Gamra H, Al Mansouri F, Khandekar R, et al. Prevalence and causes of blindness, low vision and status of cataract in 50 years and older citizen of Qatar – a community based survey. Ophthalmic Epidemiol 2010;17:292–300
- Khandekar R, Mohammed AJ, Raisi AA. Prevalence and causes of blindness & low vision; before and five years after ‘VISION 2020’ initiatives in Oman: a review. Ophthalmic Epidemiol 2007;14:9–15
- Klein BE. Overview of epidemiologic studies of diabetic retinopathy. Ophthalmic Epidemiol 2007;14:179–183
- Chandra SR. Global blindness: VISION 2020: the right to sight. Arch Ophthalmol 2008;126:1457
- Hashemi H, Fotouhi A, Mohammad K. The Tehran Eye Study: research design and eye examination protocol. BMC Ophthalmol 2003;3:8
- Shahriari HA, Izadi S, Rouhani MR, et al. Prevalence and causes of visual impairment and blindness in Sistan-va-Baluchestan Province, Iran: Zahedan Eye Study. Br J Ophthalmol 2007;91:579–584
- Javadi MA, Katibeh M, Rafati N, et al. Prevalence of diabetic retinopathy in Tehran province: a population-based study. BMC Ophthalmol 2009;9:12
- Esteghamati A, Gouya MM, Abbasi M, et al. Prevalence of diabetes and impaired fasting glucose in the adult population of Iran: National Survey of Risk Factors for Non-Communicable Diseases of Iran. Diabetes Care 2008;31:96–98
- Varma R, Ying-Lai M, Francis BA, et al. Prevalence of open-angle glaucoma and ocular hypertension in Latinos: the Los Angeles Latino Eye Study. Ophthalmology 2004;111:1439–1448
- Rotchford AP, Johnson GJ. Glaucoma in Zulus: a population-based cross-sectional survey in a rural district in South Africa. Arch Ophthalmol 2002;120:471–478
- Cochran WG. Sampling techniques, 3rd ed. New York: John Wiley & Sons, 1997
- Milligan P, Njie A, Bennett S. Comparison of two cluster sampling methods for health surveys in developing countries. Int J Epidemiol 2004;33:469–476
- Powers AC, Braunwald E. Diabetes mellitus. In: Harrison’s principles of internal medicine, Fauci AS BE, Kasper DL, et al, eds. 17th ed. New York: McGraw-Hill Co, 2008
- Grading diabetic retinopathy from stereoscopic color fundus photographs – an extension of the modified Airlie House classification. ETDRS report number 10. Early Treatment Diabetic Retinopathy Study Research Group. Ophthalmology 1991;98:786–806
- Wilkinson CP, Ferris FL, 3rd Klein RE, et al. Proposed international clinical diabetic retinopathy and diabetic macular edema disease severity scales. Ophthalmology 2003;110:1677–1682
- Wong TY, Klein R, Islam FM, et al. Diabetic retinopathy in a multi-ethnic cohort in the United States. Am J Ophthalmol 2006;141:446–455
- Khandekar R, Sudhan A, Jain BK, et al. Pediatric cataract and surgery outcomes in Central India: a hospital based study. Indian J Med Sci 2007;61:15–22
- Clinical Guidelines on the Identification, Evaluation, and Treatment of Overweight and Obesity in Adults – The Evidence Report. National Institutes of Health. Obes Res 1998;6:51S–209S
- Allingham RR, Damji KF, Shields MB. Shields textbook of glaucoma. Philadelphia: Wolters Kluwer Health/Lippincott Williams & Wilkins, 2011
- Bourne RR, Dineen B, Modasser Ali S, et al. The National Blindness and Low Vision Prevalence Survey of Bangladesh: research design, eye examination methodology and results of the pilot study. Ophthalmic Epidemiol 2002;9:119–132
- Varma R, Paz SH, Azen SP, et al. The Los Angeles Latino Eye Study: design, methods, and baseline data. Ophthalmology 2004;111:1121–1131
- Saumya Pal S, Raman R, Ganesan S, et al. Sankara Nethralaya Diabetic Retinopathy Epidemiology and Molecular Genetic Study (SN–DREAMS III): study design and research methodology. BMC Ophthalmol 2011;11:7
- Liang YB, Friedman DS, Wong TY, et al. Rationale, design, methodology, and baseline data of a population-based study in rural China: the Handan Eye Study. Ophthalmic Epidemiol 2009;16:115–127
- Dandona R, Dandona L, Naduvilath TJ, et al. Design of a population-based study of visual impairment in India: The Andhra Pradesh Eye Disease Study. Indian J Ophthalmol 1997;45:251–257
- Leske MC. Open-angle glaucoma – an epidemiologic overview. Ophthalmic Epidemiol 2007;14:166–172
- Lewis K, Patel D, Yorston D, Charteris D. A qualitative study in the United Kingdom of factors influencing attendance by patients with diabetes at ophthalmic outpatient clinics. Ophthalmic Epidemiol 2007;14:375–380
- Khandekar R, Shama Mel S, Mohammed AJ. Noncompliance with medical treatment among glaucoma patients in Oman – a cross-sectional descriptive study. Ophthalmic Epidemiol 2005;12:303–309
- Iwase A, Suzuki Y, Araie M, et al. The prevalence of primary open-angle glaucoma in Japanese: the Tajimi Study. Ophthalmology 2004;111:1641–1648