Table 2 Primary and secondary outcomes between SET and the control group

Primary outcomes

Body weight-adjusted total blood loss (ml/kg)

14.1 (7.7, 16.9)

18.3 (14.8, 37.2)

Body weight-adjusted transfusion volume (ml/kg)

0.0 (0.0, 0.0)

2.1 (0.0, 9.7)

Secondary outcomes

Body weight-adjusted estimated intraoperative blood loss (ml/kg)

0.8 (0.2, 3.5)

5.6 (3.4, 21.5)

Body weight-adjusted estimated total drained volume (ml/kg)

2.4 (1.1, 8.6)

1.9 (1.0, 2.8)

24 h postoperative Hb (g/dl) (mean ± SD)

10.9 ± 1.8

10.5 ± 1.5

72 h postoperative Hb (g/dl) (mean ± SD)

10.7 ± 1.5

9.9 ± 1.5

Operative time (min)

105.0 (85.0, 125.0)

130.0 (101.3, 167.5)