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. 2021 Jul 2;11:13762. doi: 10.1038/s41598-021-92971-w

Table 2.

Estimated global population of glaucoma.

Continent Population over 40 years old in 2020 (million) Estimated POAG cases (million, 95% CI) Distribution of POAG cases (continent/world)
Africa 266.91 10.68 (6.94–16.28) 15.58%
Asia 1756.85 36.89 (31.62–43.92) 53.81%
Europe 400.34 9.21 (6.01–14.01) 13.43%
S. America 162.7 3.90 (2.93–5.40) 5.69%
N. America 177.68 6.04 (3.91–9.42) 8.81%
Oceania 17.38 0.31 (0.26–0.40) 0.45%
World 2856.52 68.56 (59.99–79.98)

POAG primary open-angle glaucoma, S. America South America, N. America North America.