Comparison 16. Intense physical conditioning programme (PCP) versus cognitive behavioural therapy (CBT) for workers with chronic back pain.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Time to return to work	2		Std. Mean Difference (Random, 95% CI)	Subtotals only
1.1 12 months fu	2		Std. Mean Difference (Random, 95% CI)	‐1.75 [‐4.45, 0.95]
1.2 24 months fu	2		Std. Mean Difference (Random, 95% CI)	‐0.47 [‐1.36, 0.42]