Variable | Group 1 | Group 2 | Group 3 | F value/χ2 | η2 | P Value |
---|---|---|---|---|---|---|
Hospital stay (d) | 10.54 ± 3.37 | 11.23 ± 2.82 | 12.64 ± 2.68 | 1.276 | 0.009 | 0.387 |
Tourniquet time (min) | 72.50 ± 6.57 | 75.16 ± 9.53 | 76.23 ± 11.18 | 1.785 | 0.012 | 0.204 |
Changes of hemoglobin (g/L) | 14.11 ± 7.48 | 15.29 ± 9.39 | 13.05 ± 8.69 | 0.967 | 0.026 | 0.458 |
Blood loss volume (ml) | 178.17 ± 74.73 | 179.80 ± 84.22 | 175.50 ± 80.39 | 0.641 | 0.034 | 0.783 |
Preoperative ROM | 111.91 ± 11.57 | 108.83 ± 10.84 | 103.86 ± 10.68 | 0.884 | 0.075 | 0.539 |
Postoperative ROM | 120.23 ± 7.99 | 115.38 ± 8.27 | 112.95 ± 7.01 | 0.923 | 0.115 | 0.413 |
Perioperative complications | ||||||
Myocardial infarction | 0 | 0 | 0 | |||
Congestive heart failure | 1 (1.6%) | 0 | 0 | 0.598 | / | 0.567 |
Cerebrovascular accident | 0 | 0 | 0 | |||
Lung infection | 1 (1.6%) | 1 (1.2%) | 2 (2.9%) | 0.682 | / | 0.542 |
Pulmonary embolism | 0 | 0 | 0 | |||
Urinary system infection | 0 | 0 | 0 | |||
Abnormal renal and liver function | 2 (3.3%) | 4 (5.1%) | 0 | 3.117 | / | 0.195 |
Deep vein thrombosis | 3 (5.0%) | 5 (6.3%) | 5 (7.1%) | 0.265 | / | 0.838 |
Calf muscular vein thrombosis | 9 (15.0%) | 14 (17.7%) | 13 (18.5%) | 0.386 | / | 0.643 |
Hypoproteinemia | 8 (13.3%) | 9 (11.4%) | 11 (15.7%) | 1.487 | / | 0.455 |
Superficial infection | 1 (1.6%) | 1 (1.2%) | 11 (15.7%)* | 11.248 | / | 0.015 |
Deep infection | 0 | 0 | 0 | |||
Swelling of the wound | 4 (6.6%) | 5 (6.3%) | 12 (17.1%)* | 10.749 | / | 0.023 |