Comparison 9. Sensitivity analysis: benzodiazepines versus antipsychotics ‐ 2. Allocation concealment.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
9.1 Tranquilisation or asleep: 1. sedation	9		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
9.1.1 unclear risk of bias	8	434	Risk Ratio (M‐H, Fixed, 95% CI)	1.08 [0.79, 1.48]
9.1.2 low risk of bias	1	153	Risk Ratio (M‐H, Fixed, 95% CI)	2.71 [1.55, 4.73]
9.2 Global state: 1. no improvement	6		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
9.2.1 unclear risk of bias	6	338	Risk Ratio (M‐H, Fixed, 95% CI)	1.07 [0.86, 1.32]
9.3 Adverse effects/events: 1. extrapyramidal symptoms	8		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
9.3.1 unclear risk of bias	7	379	Risk Ratio (M‐H, Fixed, 95% CI)	0.15 [0.06, 0.41]
9.3.2 low risk of bias	1	153	Risk Ratio (M‐H, Fixed, 95% CI)	0.15 [0.01, 2.90]