Visual Impairment from Cataract and Health Related Quality of Life: Results from a Case-Control Study in the Philippines

REFERENCES

• Resnikoff S, Pascolini D, Mariotti SP, Pokharel GP. Global magnitude of visual impairment caused by uncorrected refractive errors in 2004. Bull World Health Organ 2008;86(1):63–70.
   PubMedGoogle Scholar
• Wadud Z, Kuper H, Polack S, et al. Rapid assessment of avoidable blindness and needs assessment of cataract surgical services in Satkhira District, Bangladesh. Br J Ophthalmol 2006;90 (10):1225–1229.
   PubMedGoogle Scholar
• Lamping DL, Schroter S, Marquis P, et al. The community-acquired pneumonia symptom questionnaire: a new, patient-based outcome measure to evaluate symptoms in patients with community-acquired pneumonia. Chest 2002;122(3):920–929.
   Google Scholar
• Massof RW, Rubin GS. Visual function assessment questionnaires. Surv Ophthalmol 2001;45(6):531–548.
   Google Scholar
• WHO. Consultation on development of standards for characterization of vision loss and visual functioning. Geneva: World Health Organization, 2003.
   Google Scholar
• Gupta SK, Viswanath K, Thulasiraj RD, et al. The development of the Indian Vision Function Questionnaire (IND-VFQ): field testing and psychometric evaluation. Br J Ophthalmol 2005;89(5):621–627.
   PubMedGoogle Scholar
• Murthy GVS, Gupta SK, Thulasiraj RD, et al. The development of the Indian Vision Function Questionnaire (IND-VFQ): Questionnaire Content. Br J Ophthalmol 2005;89(4):498–503.
   PubMedGoogle Scholar
• Polack S, Kuper H, Mathenge W, et al. Cataract visual impairment and quality of life in a Kenyan population. Br J Ophthalmol 2007;91:927–932.
   PubMed Web of Science ®Google Scholar
• Polack S, Kuper H, Wadud Z, et al. Quality of life and visual impairment from cataract in Satkhira district, Bangladesh. Br J Ophthalmol 2008;92(8):1026–1030.
   Google Scholar
• Nutheti R, Shamanna BR, Nirmalan PK, et al. Impact of impaired vision and eye disease on quality of life in Andhra Pradesh. Invest Ophthalmol Vis Sci 2006;47(11):4742–4748.
   PubMedGoogle Scholar
• Wang JJ, Mitchell P, Smith W. Vision and low self-rated health: the Blue Mountains Eye Study. Invest Ophthalmol Vis Sci 2000;41(1):49–54.
   Google Scholar
• Chia EM, Wang JJ, Rochtchina E, et al. Impact of bilateral visual impairment on health-related quality of life: the Blue Mountains Eye Study. Invest Ophthalmol Vis Sci 2004;45(1):71–76.
   Google Scholar
• Langelaan M, de Boer MR, van Nispen RM, et al. Impact of visual impairment on quality of life: a comparison with quality of life in the general population and with other chronic conditions. Ophthalmic Epidemiol 2007;14(3):119–126.
   Google Scholar
• Lindgren AM, Svardsudd K, Tibblin G. Factors related to perceived health among elderly people: the Albertina Project. Age Ageing 1994;23(4):328–333.
   Google Scholar
• Fletcher A, Vijaykumar V, Selvaraj S, et al. The Madurai Intraocular Lens Study. III: Visual functioning and quality of life outcomes. Am J Ophthalmol 1998;125(1):26–35.
   Google Scholar
• Eusebio C, Kuper H, Polack S, et al. Rapid assessment of avoidable blindness in Negros Island and Antique District, Philippines. Br J Ophthalmol 2007;91(12):1588–1592.
   PubMedGoogle Scholar
• Kuper H, Polack S, Limburg H. Rapid assessment of avoidable blindness. Community Eye Health 2006;19(60):68–69.
   PubMedGoogle Scholar
• Turner AG, Magnani RJ, Shuaib M. A not quite as quick but much cleaner alternative to the Expanded Programme on Immunization (EPI) Cluster Survey design. Int J Epidemiol 1996;25(1):198–203.
   Google Scholar
• WHO. Informal consultation on analysis of blindness prevention outcomes. Geneva: World Health Organization, 1998.
   Google Scholar
• Vyas S, Kumaranayake L. Constructing socio-economic status indices: how to use principal components analysis. Health Policy Plan 2006;21(6):459–468.
   Google Scholar
• WHO. ICD-10 International Statistical Classification of Diseases and Related Health Problems. Vol. Two. Geneva: World Health Organisation, 2004.
   Google Scholar
• Fayers PM, Machin D. Quality of Life. Assessment, analysis and interpretation Chichester: John Wiley, 2000.
   Google Scholar
• Luo N, Chew LH, Fong KY, et al. Validity and reliability of the EQ-5D self-report questionnaire in English-speaking Asian patients with rheumatic diseases in Singapore. Qual Life Res 2003;12(1):87–92.
   PubMed Web of Science ®Google Scholar
• Misajon R, Manderson L, Pallant JF, et al. Impact, distress and HRQoL among Malaysian men and women with a mobility impairment. Health Qual Life Outcomes 2006;4:95.
   PubMed Web of Science ®Google Scholar
• Ellis JJ, Eagle KA, Kline-Rogers EM, Erickson SR. Validation of the EQ-5D in patients with a history of acute coronary syndrome. Curr Med Res Opin 2005;21(8):1209–1216.
   Google Scholar