Baseline characteristics of patients with hip osteoarthritis and healthy controls. Results are shown as mean (SD)
| Hip OA (n=40) | |||||
|---|---|---|---|---|---|
| Parameters | Rapidly destructive (n=12) | Slowly progressive (n=28) | Rapidly v slowly progressive (p value) | Controls (n=65) | Overall hip OA v controls (p value) |
| Sex (F/M) | 7/5 | 16/12 | 0.79 | 38/27 | 0.93 |
| Age (years) | 70 (8) | 63 (9) | 0.03 | 63 (8) | 0.81 |
| Weight (kg) | 73 (11) | 70 (16) | 0.85 | 69 (14) | 0.49 |
| Height (cm) | 162 (9) | 165 (11) | 0.49 | 161 (9.0) | 0.14 |
| Body mass index (kg/m2) | 27.5 (3.4) | 25.6 (4.2) | 0.13 | 26.2 (3.7) | 0.99 |
| Bilateral/unilateral hip OA | 6/6 | 7/21 | 0.07 | – | |
| Minimal joint space width (x ray, mm) | 0.63 (0.67) | 1.73 (1.24) | 0.008 | – | |
| Urinary CTX-II (ng/mmol Cr) | 612 (218) | 441 (221) | 0.015 | 342 (141) | <0.001 |
| Urinary free DPD (nmol/mmol Cr) | 3.34 (1.02) | 3.20 (1.39) | 0.55 | 3.5 (0.9) | 0.30 |