Table 3.
Ceiling effects at all time points: number (%) of patients at the highest possible level of functioning.
| Time point | |||
|---|---|---|---|
|
|
|||
| Outcome measures | Baseline | 6 months | 12 months |
| SF-36 PCS | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| SMFA DI∗ | 49 (16.1%) | 4 (1.3%) | 10 (3.3%) |
SF36-PCS = Short Form-36 Survey Physical Component Score; Short Musculoskeletal Function Assessment Dysfunction Index.
For SMFA-DI, the highest possible level of functioning corresponds to the lowest possible score.