Comparison 4. Are expectations associated with pain outcomes (closest to 12 months)?

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Dichotomous measure of expectations	1		Odds Ratio (Random, 95% CI)	Subtotals only
1.1 Unadjusted results	1		Odds Ratio (Random, 95% CI)	2.51 [0.81, 7.82]
1.2 Adjusted results	0		Odds Ratio (Random, 95% CI)	0.0 [0.0, 0.0]
2 Continuous measure of expectations (/10)	3		Odds Ratio (Random, 95% CI)	Subtotals only
2.1 Unadjusted results	2		Odds Ratio (Random, 95% CI)	1.13 [0.48, 2.67]
2.2 Adjusted results	2		Odds Ratio (Random, 95% CI)	1.15 [1.08, 1.23]