Socio-economic disparity in global burden of near vision loss: an analysis for 2017 with time trends since 1990.

The total global burden of near vision loss increased greatly in the past few decades, with low-income countries showing the highest growth. The age-standardized burden was higher in countries with lower socio-economic status. Although a declining trend of socio-economic inequalities was observed, the persistence of disparities still highlights the need to provide more eye care services for developing countries.