Table 2.
Results of the analysis of the OES.
| OES domains | |||
|---|---|---|---|
| Function | Pain | Social-psychological | |
| Mean score (SD) pre-intervention data | 66.7 (28.8) | 69.2 (27.5) | 62.5 (30.2) |
| Cronbach's α pre-intervention data | 0.90 | 0.87 | 0.90 |
| Intra-class correlation coefficient (95% CI) | 0.87 (0.75, 0.93) | 0.89 (0.78, 0.94) | 0.87 (0.73, 0.93) |
| Standard error of measurement | 9.9 | 7.8 | 8.7 |
| Minimal detectable change | 27.6 | 21.7 | 24.0 |
| Effect size | .56 | .49 | .54 |
| Standardised response mean | .69 | .46 | .60 |
| % scores < 25 pre-intervention data | 16.2 | 11.1 | 19.2 |
| % scores > 75 pre-intervention data | 42.5 | 47.6 | 38.4 |
CI = confidence interval