Table 3.
Internal consistency for domains, the WOSI score, and EQ-5D. Group B, n = 22: internal consistency by Cronbach’s alpha for domains and the WOSI score
| Domains | Items | Mean | SD | Range | Cronbach’s alpha |
|---|---|---|---|---|---|
| Preop. (n = 22) | |||||
| Physical | 10 | 60 | 22 | 16–91 | 0.89 |
| Sport | 4 | 44 | 25 | 0–96 | 0.84 |
| Lifestyle | 4 | 52 | 21 | 14–89 | 0.56 |
| Emotion | 3 | 28 | 21 | 2–95 | 0.78 |
| WOSI score | 21 | 51 | 18 | 13–87 | 0.89 |
| EQ-5D | 5 | 0.80 | 0.18 | 0.26–1 | |
| Postop. (n = 22) | |||||
| Physical | 10 | 85 | 13 | 57–99 | 0.90 |
| Sport | 4 | 78 | 21 | 23–99 | 0.91 |
| Lifestyle | 4 | 82 | 18 | 31–99 | 0.79 |
| Emotion | 3 | 63 | 32 | 9–100 | 0.91 |
| WOSI score | 21 | 80 | 17 | 45–98 | 0.95 |
| EQ-5D | 5 | 0.91 | 0.12 | 0.73–1 | |