a nonsignificant trendP = 0.054
In cross-sectional studies, metformin showed a nonsignificant trend toward reduced glaucoma risk (OR, 0.31; 95% CI, 0.10–1.02; P = 0.054), with substantial heterogeneity (I 2 = 87.8%, Q = 16.38; P < 0.001) ( Fig 2 ).
In cross-sectional studies, metformin showed a nonsignificant trend toward reduced glaucoma risk (OR, 0.31; 95% CI, 0.10–1.02; P = 0.054), with substantial heterogeneity (I 2 = 87.8%, Q = 16.38; P < 0.001) ( Fig 2 ).