Research Article: Prevalence of Visual Impairment and Associated Factors Among Older Adults in Southern Ethiopia,
Abstract:
Visual impairment (VI) is a functional limitation of the eye brought on by a disorder or disease that can make it more difficult to carry out daily tasks. According to World Health Organization (WHO) definition, VI refers to a presenting distance visual acuity (PVA) that is worse than / in worst eye. The Snellen “E” chart is typically used to measure visual acuity at a distance of m.
Introduction:
Visual impairment (VI) is a functional limitation of the eye brought on by a disorder or disease that can make it more difficult to carry out daily tasks. According to World Health Organization (WHO) definition, VI refers to a presenting distance visual acuity (PVA) that is worse than / in worst eye. The Snellen “E” chart is typically used to measure visual acuity at a distance of m.
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