Table 7.
Minimal Important Difference and Percentage of Patients Returning to Baseline Estimates
| Distribution Method | Anchor Method | ||||
|---|---|---|---|---|---|
| Scale | Mean of Distributions | Return to Baseline | Mean of Anchors | Return to Baseline | Grand Mean of Distribution and Anchor Methods |
| Generic HRQoL–SF 36 | |||||
| Physical function | 8.3 | 79.85 | 5.4 | 79.85 | 7.0 |
| Role physical | 16.1 | 80.94 | 12.4 | 80.94 | 14.0 |
| Role emotional | 15.3 | 88.48 | 9.8 | 88.48 | 12.0 |
| Vitality | 9.2 | 70.56 | 9.1 | 70.56 | 9.0 |
| Mental health | 7.0 | 81.47 | 5.0 | 81.47 | 6.0 |
| Social function | 9.9 | 75.32 | 7.9 | 75.32 | 9.0 |
| Bodily pain | 9.6 | 65.74 | 7.85 | 65.74 | 9.0 |
| General health | 8.7 | 67.84 | 6.8 | 67.84 | 8.0 |
| Prostate cancer index | |||||
| Urinary function | 10.0 | 50.77 | 6.9 | 49.49 | 8.0 |
| Bowel function | 6.6 | 74.23 | 6.7 | 74.23 | 7.0 |
| Sexual function | 11.3 | 34.13 | 4.6 | 24.34 | 8.0 |
| Urinary bother | 11.5 | 63.40 | 5.6 | 63.40 | 9.0 |
| Bowel bother | 9.8 | 80.41 | 7.0 | 80.41 | 8.0 |
| Sexual bother | 15.3 | 43.01 | 7.1 | 43.01 | 11.0 |