Patient-reported outcomes
| ICC | Intervention | Control | Mean difference (95% CI) | P value | |
| Number of patients assessed (week 1) | 268 | 148 | |||
| Pain intensity | 0.021 | 5.9 (2.7) | 6.0 (2.8) | 0.04 (−1.00 to 1.08) | 0.938 |
| Physical function | 0.016 | 11.4 (5.1) | 11.2 (5.0) | 0.96 (−0.92 to 2.83) | 0.316 |
| Quality of life | 0.006 | 2.9 (1.1) | 2.8 (1.2) | 0.17 (−0.25 to 0.58) | 0.427 |
| Satisfaction with care | 0.000 | 7.3 (2.5) | 7.0 (2.6) | 0.16 (−0.72 to 1.03) | 0.725 |
| Number of patients assessed (week 2) | 237 | 123 | |||
| Pain intensity | 0.000 | 4.6 (2.8) | 4.3 (2.8) | −0.00 (−1.11 to 1.10) | 0.996 |
| Physical function | 0.025 | 12.8 (5.5) | 12.7 (5.3) | 1.00 (−1.26 to 3.25) | 0.385 |
| Quality of life | 0.006 | 2.9 (1.1) | 2.8 (1.1) | 0.24 (−0.20 to 0.69) | 0.281 |
| Number of patients assessed (week 4) | 226 | 125 | |||
| Pain intensity | 0.008 | 3.7 (2.8) | 3.9 (3.0) | −0.12 (−1.25 to 1.01) | 0.833 |
| Physical function | 0.027 | 14.0 (5.4) | 13.9 (5.3) | 0.55 (−1.66 to 2.76) | 0.624 |
| Quality of life | 0.027 | 2.9 (1.1) | 2.9 (1.2) | 0.02 (−0.44 to 0.49) | 0.920 |
Data are mean (SD).
ICC, intraclass correlation coefficient.