Comparison 3.

Sensitivity analysis: all‐cause mortality

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Best‐worst scenario all‐cause mortality to 3 months follow‐up	15		Risk Ratio (M‐H, Random, 95% CI)	Subtotals only
1.1 Up to 3 months	15	1861	Risk Ratio (M‐H, Random, 95% CI)	0.82 [0.64, 1.05]
2 Worst‐best scenario all‐cause mortality to 3 months follow‐up	15		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
2.1 Up to 3 months	15	1861	Risk Ratio (M‐H, Fixed, 95% CI)	1.21 [1.06, 1.37]