Table 3.
Final models of initial status and change over time for study variables
| Shape | Initial status (intercept) | Linear term (slope) | Quadratic term (slope) | Cubic term (slope) | Predictors of initial status | Predictors of change | |
|---|---|---|---|---|---|---|---|
| SF‐36 Mental Health | Cubic | 64.87*** | 13.29*** | −2.73*** | 0.14*** | — | — |
| SF‐36 Vitality | Cubic | 47.80*** | 19.90*** | −4.20*** | 0.22*** | — | — |
| SF‐36 Mental Component Summary | No change | 50.24*** | — | — | — | — | — |
| SF‐36 Physical Component Summary | Quadratic | 48.90*** | 1.81** | −0.15** | — | — | — |
| HADS Anxiety | Quadratic | 4.13*** | −0.54*** | 0.05*** | − | Girl (Est. = 1.39, p = .06) | — |
| HADS Depression | Cubic | 4.22*** | −1.64*** | 0.27** | 0.10* | — | Girl × Linear term (Est. = −1.07*) |
| Girl × Quad term (Est. = 0.41**) | |||||||
| Girl × Cubic term (Est. = −0.30**) |
SF‐36, Short Form 36; HADS, Hospital Anxiety and Depression Scale.
*
p < 0.05
**
p < 0.01
***
p < 0.001