Baseline characteristics—chondropathy versus no chondropathy groups
| Baseline characteristics | No chondropathy (n=28), mean (SD) | Mild chondropathy (n=44), mean (SD) | Severe chondropathy (n=28), mean (SD) | p Value |
|---|---|---|---|---|
| Age (year; at surgery) | 31 (10) | 35 (12) | 41 (10) | 0.004* |
| Gender (male/female) | 16/12 | 23/21 | 12/16 | NA |
| Height (m) | 1.75 (0.10) | 1.75 (0.10) | 1.72 (0.09) | 0.480 |
| Weight (kg) | 76.6 (9.5) | 78.3 (12.9) | 79.8 (12.9) | 0.622 |
| BMI (kg/m2) | 25.0 (3.8) | 26.5 (7.3) | 26.9 (4.1) | 0.408 |
| Waist (cm) | 79 (7) | 80 (13) | 84 (9) | 0.155 |
| Physical activity (hours/week) | 5.4 (3.7) | 3.2 (2.3) | 5.3 (3.7) | 0.018* |
| Occupation (not employed/sedentary/active; %) | 3/16/9 | 3/15/26 | 3/8/17 | NA |
*p<0.05.
BMI, body mass index; NA, not applicable.