Comparison 10. Sensitivity analysis: low risk of selection bias.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
10.1 Pain up to 3 months (lower score=less pain)	4		Std. Mean Difference (IV, Random, 95% CI)	Subtotals only
10.1.1 Low risk of bias	3	302	Std. Mean Difference (IV, Random, 95% CI)	‐0.22 [‐0.50, 0.07]
10.1.2 Risk of bias	1	7	Std. Mean Difference (IV, Random, 95% CI)	‐0.10 [‐1.74, 1.54]
10.2 Function up to 3 months (higher score=better function)	3		Std. Mean Difference (IV, Random, 95% CI)	Subtotals only
10.2.1 Low risk of bias	3	302	Std. Mean Difference (IV, Random, 95% CI)	0.11 [‐0.24, 0.46]