Subgroup | β, 95% CI | P-value | P-value for interaction |
---|---|---|---|
Sex | 0.684 | ||
Male | 1.01 (−1.06, 2.08) | 0.793 | |
Female | 1.48 (−4.89, 6.92) | 0.813 | |
Age, years | 0.076 | ||
< 65 | 1.53 (−2.40, 5.45) | 0.793 | |
≥ 65 | 1.07 (−1.30, 2.76) | 0.452 | |
BMI, kg/m^2 | 0.028* | ||
< 30 | 1.48 (−1.81, 5.17) | 0.274 | |
≥ 30 | −1.66 (−4.08, −0.46) | 0.039* | |
Preoperative HKA angle | 0.013* | ||
< 10° varus | 0.52 (−0.99, 0.95) | 0.983 | |
≥ 10° varus | 2.44 (0.53, 4.63) | 0.042* | |
Preoperative ROM | 0.668 | ||
< 90° | 0.82 (−1.74, 2.59) | 0.702 | |
≥ 90° | 0.42 (−2.48, 3.31) | 0.78 | |
Preoperative total KSS | 0.583 | ||
Tertile low | −0.84 (−2.04, −0.15) | 0.328 | |
Tertile middle | 1.04 (−0.12, 3.21) | 0.565 | |
Tertile high | 0.21 (−2.13, 2.55) | 0.859 |