| Total | Non-tourniquet group | Tourniquet group | p value | |
|---|---|---|---|---|
| Operating time, minutes (mean±SD [range]) | 77.9±16.5 (51-115) | 76.7±13.0 (58-100) | 79.1±20.1 (51-115) | 0.755 |
| Intraoperative blood loss, g (mean±SD [range]) | 183.3±101.0 (50-340) | 0 | ||
| Postoperative blood loss, g (mean±SD [range]) | 869.5±231.7 (410-1210) | 873.0±218.1 (470-1180) | 866.0±256.5 (410-1210) | 0.948 |
| Total blood loss, g (mean±SD [range]) | 961.2±238.2 (410-1285) | 1056.3±184.0 (750-1285) | 866.0±256.5 (410-1210) | 0.073 |
| Blood transfused (autologous, allogenic, both, none) | 16, 2, 1, 1 | 10, 0, 0, 0 | 6, 2, 1, 1 | |
| Pressure of air tourniquet, mmHg (mean±SD [range]) | 0 | 285.0±18.4 (250.0-300.0) | ||
| Duration of air tourniquet, minutes (mean±SD [range]) | 0 | 79.6±20.1 (51.0-115.0) | ||
| Use of cement, n (with, without) | 6, 14 | 1, 9 | 5, 5 | 0.051 |