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 up to 3 months' follow‐up after randomisation	15	1861	Risk Ratio (M‐H, Random, 95% CI)	0.82 [0.64, 1.05]
2 Worst‐best scenario analysis: all‐cause mortality up to 3 months' follow‐up after randomisation	15	1861	Risk Ratio (M‐H, Fixed, 95% CI)	1.21 [1.06, 1.37]