Table 1.
General parameters of the osteoarthritis patients and the controls.
| Variable | Osteoarthritis (n = 70) | Controls (n = 70) | p value |
|---|---|---|---|
| Age (years) | 62 ± 7 | 60 ± 7 | 0.066 |
| Male/female (n) | 35/35 | 36/34 | 0.866 |
| BMI (kg/m2) | 28 ± 3 | 26 ± 3 | 0.001 |
| Waist circumference (cm) | 96 ± 9 | 88 ± 11 | <0.001 |
| Hip circumference (cm) | 104 ± 7 | 102 ± 6 | 0.033 |
| W/H-ratio | 0.92 ± 0.08 | 0.87 ± 0.09 | 0.001 |
| Smoking (n, %) | 0.127 | ||
| Current smoker | 15 (22) | 8 (11) | |
| Former smoker | 4 (6) | 9 (13) | |
| Nonsmoker | 50 (72) | 53 (76) | |
| Involved joint (n) | |||
| Hip | 41 | 0 | |
| Knee | 29 | 0 | |
| Harris Hip Score | 37 (32–48) | 100 (100–100) | <0.001 |
| HSS Knee Score | 62 (49–65) | 100 (100–100) | <0.001 |
BMI: body mass index, W/H-ratio: waist-to-hip ratio, and HSS: Hospital for Special Surgery.
The values are expressed as means ± SD or medians (with interquartile range).