Parameters | Participation group (n = 137) | Nonparticipation group (n = 100) | Odds ratio (95%CI) | P-values |
---|---|---|---|---|
Age (years) | 65.3 ± 8.8 | 62.4 ± 10.5 | 1.032 (1.004–1.060) | 0.025 |
Sex (male/female) | 21/116 | 22/78 | 0.642 (0.331–1.246) | 0.190 |
Body mass index (kg/m2) | 23.6 ± 3.8 | 24.2 ± 3.4 | 0.957 (0.892–1.027) | 0.222 |
Hospitalization days (day) | 14.7 ± 4.7 | 15.7 ± 6.1 | 0.964 (0.919–1.012) | 0.144 |
Preoperative range of motion (°) | ||||
Flexion | 91.0 ± 17.4 | 92.9 ± 18.5 | 0.994 (0.980–1.009) | 0.423 |
Abduction | 18.8 ± 8.6 | 18.5 ± 8.9 | 1.005 (0.976–1.035) | 0.742 |
Adduction | 10.9 ± 9.0 | 9.8 ± 4.9 | 1.025 (0.979–1.072) | 0.294 |
External rotation | 28.1 ± 12.2 | 29.8 ± 12.1 | 0.989 (0.968–1.010) | 0.292 |
Internal rotation | 15.7 ± 11.9 | 14.7 ± 12.7 | 1.007 (0.986–1.028) | 0.535 |
Hip abductor muscle strength (%BW) | ||||
Preoperative | 20.1 ± 8.1 | 19.1 ± 9.7 | 1.014 (0.984–1.044) | 0.379 |
Discharge | 18.2 ± 6.9 | 17.1 ± 7.7 | 1.018 (0.977–1.061) | 0.402 |
Comfortable 10-m gait speed (m/s) | ||||
Preoperative | 1.0 ± 0.3 | 1.0 ± 0.2 | 1.279 (0.460–3.561) | 0.637 |
Discharge | 0.9 ± 0.5 | 0.8 ± 0.2 | 2.585 (0.824–8.108) | 0.103 |
Maximum 10-m gait speed (m/s) | ||||
Preoperative | 1.4 ± 0.4 | 1.3 ± 0.4 | 1.323 (0.654–2.675) | 0.437 |
Discharge | 1.2 ± 0.3 | 1.1 ± 0.3 | 2.329 (0.933–5.814) | 0.070 |
JHEQ | 60.6 ± 14.0 | 59.0 ± 15.3 | 1.008 (0.989–1.026) | 0.416 |
Forgotten joint score (points) | 71.5 ± 22.0 | 62.0 ± 24.9 | 1.017 (1.005–1.030) | 0.008 |
EQ-5D-5L (0.01 point per increase) | 0.9 ± 0.1 | 0.8 ± 0.2 | 1.024 (1.002–1.046) | 0.033 |
EQ VAS (mm) | 85.7 ± 12.1 | 80.1 ± 16.7 | 1.027 (1.006–1.049) | 0.011 |
UCLA activity score | 5.8 ± 1.8 | 4.1 ± 1.3 | 2.166 (1.627–2.883) | < 0.001 |