Table 4.

Intention-to-treat analysis of the continuous secondary outcomes

Secondary outcomes	6 months	P value	12 months	P value
Risk of chronicity (0–100)	8.07 (2.03 to 14.11)	0.009	6.11 (0.09 to 12.12)	0.047
No of pain sites (1–9)	0.53 (–0.13 to 1.18)	0.117	0.09 (–0.49 to 0.66)	0.765
Stress (0–42)	1.36 (–2.25 to 4.98)	0.457	2.33 (–1.51 to 6.18)	0.232
Fear of physical activity (0–24)	1.71 (–0.57 to 4.00)	0.140	1.92 (–0.32 to 4.17)	0.093
Coping (0–30)	−1.91 (−3.90 to 0.08)	0.060	−2.89 (–4.96 to –0.82)	0.006
Pain self-efficacy (0–60)	−6.66 (–10.93 to –2.39)	0.002	−5.99 (–10.52 to –1.46)	0.010
General health (0–13)	2.29 (0.33 to 4.24)	0.022	1.91 (0.19 to 4.01)	0.075
Socioeconomic status (0–100)	−11.18 (–16.38 to –5.99)	<0.001	−9.42 (–15.50 to –3.35)	0.003

Mean difference (95% CI) from linear mixed models including all three time points, controlling for within group effects (random effect) and location (fixed effect).