Group | Operation time | The amount of bleeding | Blood transfusion | Complication |
---|---|---|---|---|
A | (243 ± 12) min | (952 ± 124) ml | (837 ± 289) ml | 1 (3.1%) |
B | (196 ± 10) min | (772 ± 65) ml | (610 ± 160) ml | 2 (6.1%) |
t = 17.525 | t = 7.314 | t = 3.895 | ×2 = 0.289 | |
P = 0.000 | P = 0.000 | P = 0.000 | P = 0.591 |