Table 3.
Western Ontario and McMaster Universities Arthritis Index (WOMAC) and Euro-Qol 5D-5L (EQ-5D) by surgeon grade preoperative and 1 year after minimally invasive THA*.
| EQ-5D preop | EQ-5D postop | WOMAC preop | WOMAC postop | Pain preop | Pain postop | Stiffness preop | Stiffness postop | Function preop | Function postop | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Trainee | mean | 0.54 | 0.88 | 37.70 | 83.60 | 37.02 | 87.58 | 38.33 | 80.73 | 37.82 | 82.77 |
| SD | 0.22 | 0.17 | 18.16 | 17.18 | 20.24 | 16.41 | 22.88 | 20.51 | 19.06 | 17.91 | |
| Senior | mean | 0.57 | 0.89 | 40.34 | 85.25 | 39.42 | 89.21 | 40.97 | 81.25 | 40.54 | 84.55 |
| SD | 0.22 | 0.15 | 16.83 | 15.84 | 19.28 | 15.19 | 22.45 | 19.92 | 18.07 | 16.71 | |
| p-value | 0.06 | 0.17 | 0.04 | 0.17 | 0.10 | 0.16 | 0.12 | 0.73 | 0.05 | 0.16 | |
*For quantitative data values are given as mean (SD = standard deviation), preop = preoperative, postop = postoperative.