Effective coverage of refractive error care

A simple pair of spectacles can transform lives for hundreds of millions — yet glasses remain out of reach for far too many. Best viewed on desktop — scroll slowly to explore the full data story.

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Bourne R, et al. Effective refractive error coverage in adults: a systematic review and meta-analysis of updated estimates from population-based surveys in 76 countries modelling the path towards the 2030 global target. Lancet Glob Health. 2025.

World Health Organization, Eyeglasses coverage for distance refractive error, 2025.

Ata Adnan, Karen Hernández

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