Comparison 1. Pain.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Pain at 24 hours	2	61	Mean Difference (IV, Fixed, 95% CI)	‐0.03 [‐0.53, 0.47]
2 Pain at 48 hours	2	61	Mean Difference (IV, Fixed, 95% CI)	0.32 [‐0.22, 0.86]
3 Pain at 72 hours	2	61	Mean Difference (IV, Fixed, 95% CI)	0.08 [‐0.38, 0.54]
4 Pain at 7 days	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected