Table 3 3, 6, and 12 month results in unadjusted and adjusted models comparing the intervention group to the nonparticipant group (reference)

 Pain (MCID)

3 months

1.72 (1.21, 2.42)

1.97 (1.28, 3.02)

0.002

6 months

1.62 (1.08, 2.38)

1.44 (0.91, 2.25)

0.113

12 months

1.97 (1.37, 2.82)

2.06 (1.38, 3.08)

0.004

 Function (MCID)

3 months

1.67 (1.20, 2.33)

1.56 (1.03, 2.38)

0.010

6 months

1.84 (1.30, 2.63)

1.55 (1.02, 2.37)

0.041

12 months

1.14 (0.80, 1.61)

1.35 (0.89, 2.06)

0.160

 Moderate or severe depression

3 months

0.41 (0.25, 1.43)

0.27 (0.12, 0.60)

0.002

6 months

0.33 (0.19, 0.62)

0.41 (0.18, 0.91)

0.026

12 months

0.40 (0.24, 0.70)

0.35 (0.19, 0.65)

0.001

 Moderate or severe anxiety

3 months

0.34 (0.21, 1.80)

0.21 (0.09, 0.43)

< 0.001

6 months

0.22 (0.13, 0.37)

0.15 (0.07, 0.31)

< 0.001

12 months

0.48 (0.29, 0.80)

0.34 (0.19, 0.61)

< 0.001