Table 1 Preoperative patient characteristics
From: Gender-specific difference in the recurrence of flexion contracture after total knee arthroplasty
Total Mean ± SD (range) | Male Mean ± SD (range) | Female Mean ± SD (range) | p value | |
|---|---|---|---|---|
Number of patients | 147 | 35 | 112 | |
Age (years) | 74.9 ± 6.6 | 76.0 ± 7.2 | 74.6 ± 6.5 | 0.16 |
HKA angle (°) | 12.3 ± 5.6 (3–32) | 13.1 ± 4.0 (5–19) | 12.0 ± 5.9 (3–32) | 0.20 |
Maximum extension (°) | -9.9 ± 6.9 (-35-0) | -9.2 ± 6.8 (-25-0) | -10.1 ± 7.1 (-35-0) | 0.48 |
Maximum flexion (°) | 117.1 ± 15.4 (80-145) | 124.9 ± 11.5 (90–140) | 114.6 ± 15.7 (80–145) | 0.01* |