Fig. 5

Meta-analysis of stroke at longest follow-up. M-H, Fixed denotes Mantel–Haenszel fixed-effect model, CI confidence interval. Chen et al. reported the RR for stroke as 0.93 (95% CI 0.53–1.63)
Meta-analysis of stroke at longest follow-up. M-H, Fixed denotes Mantel–Haenszel fixed-effect model, CI confidence interval. Chen et al. reported the RR for stroke as 0.93 (95% CI 0.53–1.63)