| Corrective group (n = 72) | Standard group (n = 54) | P |
---|---|---|---|
Intraoperative | |||
 Incision length (cm), mean ± SD | 13.8 ± 0.9 | 13.4 ± 0.7 | 0.4 |
 Operation time (min), mean ± SD | 51 ± 11.7 | 45 ± 10.3 | < 0.001 |
 Intraoperative blood loss (mL), mean ± SD | 278.4 ± 132.7 | 349.6 ± 189.1 | < 0.001 |
 Postoperative 6-h drainage (mL), mean ± SD | 290.7 ± 174.3 | 509.6 ± 280.7 | 0.03 |
 Number of patients requiring autologous blood transfusion, n (%) | 5 (6.9) | 13 (24.1) | 0.03 |
 Location of prosthesis (°), mean ± SD | |||
  Anteversion angle | 42.6 ± 6.7 | 43.1 ± 6.2 | 0.53 |
  Abduction angle | 20.7 ± 4.8 | 19.9 ± 4.2 | 0.48 |
Postoperative | |||
 CK, mean ± SD | |||
  1st day postoperative | 559.1 ± 361.7 | 578.9 ± 476.1 | 0.71 |
  2nd day postoperative | 436.3 ± 265.8 | 395.4 ± 293.7 | 0.21 |
 Myoglobin, mean ± SD | |||
  Change at 1 day postoperatively | 178.9 ± 147.3 | 199.5 ± 11.6 | 0.43 |
  Change at 2 days postoperatively | 62.9 ± 54.2 | 76.3 ± 33.5 | 0.26 |
 CRP change at 3 days postoperatively, mean ± SD | 79.1 ± 47.5 | 82.5 ± 39.6 | 0.63 |
 Time to ambulation (days), mean ± SD | 3.0 ± 2.3 | 4.1 ± 2.2 | 0.04 |
 Distance in 6-min walking test (m), mean ± SD | 29 ± 9.7 | 27 ± 7.9 | 0.68 |
 Time to using stairs independently (days), mean ± SD | 5.5 ± 2.0 | 7.2 ± 2.7 | 0.02 |
 Hospital stay (days), mean ± SD | 9.2 ± 3.1 | 10.8 ± 3.8 | 0.62 |
 Joint dislocation, n (%) | 1 (1.4) | 2 (3.7) | 0.399 |