Table 7 Factors associated with the course of performance-based limitations in activities in knee OA: results from the multivariate analysis*
From: Vitality and the course of limitations in activities in osteoarthritis of the hip or knee
| Â | Prognostic factors entered into the model | |
|---|---|---|
| Â | Model with body functions, comorbidity and cognitive functioning | Model with body functions, comorbidity, cognitive functioning and psychological and social factors |
R2 | 0.391 | 0.429 |
Significant prognostic factors in the model ↓ |  |  |
Timed walking test t0 | 0.512‡ | 0.465‡ |
Decreased muscle strength hip abduction at one-year follow-up | -0.272‡ | -0.214†|
Morbidity Count | 0.199†| -0.150∫ |
Vitality |  | -0.229‡ |