Economic Inequality in Visual Impairment: A Study in Deprived Rural Population of Iran.

1 This is while studies suggest an increasing trend in the prevalence of VI, 1 , 2 indicating that the number of blind people, individuals with moderate-to-severe VI, subjects with mild VI, and total people with vision loss will increase to 60.2 million, 473.6 million, 360.1 million, and 1.7 billion, respectively, in 2050. 1 Population growth and the proportion of the aged population underline the importance of VI increasing trend.

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