Can Low Vision Aids Improve the Quality of Life of Low Vision Patients?

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Considering the community-level of low vision, evaluation the rate of satisfaction of different Low Vision Aids (LVAs) and Quality Of Life (QOL), in Low Visions (LV) who use a kind of them, is very important. This is a cross-sectional study. This study evaluated the rate of satisfaction and QOL in the patients who presented to Cheshmak LV centre in Malayer since 21 June 2012 till 21 June 2015 and received a kind of LVA, with a reliable interviewing questionnaire. Statistical testing was carried out by using the SPSS-18. Two tailed paired ttest and independent t-test were used. Differences were considered significant at P value ≤ 0.05. Results: The results of the two tailed paired t-test used in comparison between the QOL before and after use of LVAs, indicated that all the general vision (p=0.012), average of quality of vision, quality of near activities, mental health, role difficulties, and dependency.

Vision loss has been ranked third, behind arthritis and heart disease, among conditions that cause persons older than 70 years to need assistance in activities of daily living. The number of people with visual impairment due to different causes is increasing. The number of persons with visual impairment due to DR worldwide is rising and represents an increasing proportion of all blindness causes. In 2010, one in three blind people was blind due to cataract, and uncorrected refractive error continues as the leading cause of vision impairment and the second leading cause of blindness worldwide, affecting a total of 108 million people or 1 in 90 persons. The prevalence of low vision (L.V) is different from 0.3% in most developed countries in North America and Western Europe to 1.4% in developing countries in Africa. In high-income countries, macular degeneration has become the most important cause of blindness. WHO defines LV as a permanent visual impairment, in which visual acuity (V.A) is between 20/70 to 20/200 or restricted visual field (VF) to 20 degrees in the better eye with the best possible correction by standard eyeglasses, contact lenses, medicine or surgery, which interferes with the ability to perform everyday activities. Quality of life (QOL) is an individual’s perception of their position in life in the context of the culture and value systems in which they live and in relation to their goals, expectations, standards and concerns ’, therefore in uenced not only by the nature and magnitude of impairment, but also by the impact this has on a person’s ability to function within a chosen environment.

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Journal of Eye Diseases and Disorders
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