From: Application of a theoretical model to evaluate COPD disease management
Variables | CRQ Dyspnoea β |  | CRQ Mastery β |  | CCQ Total β |  | CCQ Mental state β |  | CCQ functional state β |  | Health Status (VAS) β |  | Borg β |  |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Step 1 | Step 2 | Step 1 | Step 2 | Step 1 | Step 2 | Step 1 | Step 2 | Step 1 | Step 2 | Step 1 | Step 2 | Step 1 | Step 2 |
1. Knowledge (O) | -0.05 | -0.05 | -0.04 | -0.04 | -0.01 | -0.01 | 0.00 | 0.00 | -0.04 | -0.04 | -0.10 | -0.10 | -0.19* | -0.19* |
Knowledge (S) | 0.12 | 0.13 | 0.24* | 0.24* | 0.15* | 0.15* | 0.18* | 0.18* | 0.30* | 0.30* | 0.29* | 0.29* | 0.30 | 0.31 |
Investment beliefs | 0.26* | 0.24* | 0.30* | 0.33* | -0.18 | -0.17 | 0.05 | 0.03 | 0.27* | 0.25* | 0.15 | 0.14 | 0.21 | 0.18 |
2. Medication compliance | Â | -0.14 | Â | 0.16 | Â | -0.09 | Â | -0.07 | Â | -0.14 | Â | -0.06 | Â | -0.16 |
R2 | 0.06 | 0.08 | 0.08 | 0.09 | 0.07 | 0.08 | 0.04 | 0.05 | 0.13 | 0.14 | 0.08 | 0.08 | 0.07 | 0.08 |