Comparison 21. Postoperative pain intensity at 12 hours: perineural versus intravenous dexamethasone.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Postoperative pain intensity at 12 hours	3	217	Mean Difference (IV, Random, 95% CI)	‐1.01 [‐1.51, ‐0.50]
2 Postoperative pain intensity at 12 hours: low‐ versus high‐dose dexamethasone subgroups	3	217	Mean Difference (IV, Random, 95% CI)	‐1.01 [‐1.51, ‐0.50]
2.1 Low‐dose dexamethasone	2	139	Mean Difference (IV, Random, 95% CI)	‐1.04 [‐1.60, ‐0.47]
2.2 High‐dose dexamethasone	1	78	Mean Difference (IV, Random, 95% CI)	‐0.90 [‐2.01, 0.21]
3 Postoperative pain intensity at 12 hours: high/unclear versus low risk of bias subgroups	3	217	Mean Difference (IV, Random, 95% CI)	‐1.01 [‐1.51, ‐0.50]
3.1 HIgh/unclear risk of bias	2	139	Mean Difference (IV, Random, 95% CI)	‐1.04 [‐1.60, ‐0.47]
3.2 Low risk of bias	1	78	Mean Difference (IV, Random, 95% CI)	‐0.90 [‐2.01, 0.21]