Comparison 5. Publication bias.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Funnel plots	20	5288	Risk Ratio (M‐H, Fixed, 95% CI)	1.36 [1.15, 1.62]
1.1 Death, steroid withdrawal versus maintenance	10	1913	Risk Ratio (M‐H, Fixed, 95% CI)	0.70 [0.39, 1.29]
1.2 Acute rejection steroid withdrawal versus maintenance	10	1913	Risk Ratio (M‐H, Fixed, 95% CI)	1.55 [1.28, 1.87]
1.3 Death, steroid avoidance versus maintenance	10	1462	Risk Ratio (M‐H, Fixed, 95% CI)	0.92 [0.52, 1.63]