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Table 3 Comparison of intraoperative blood loss and hematological indicators at the end of surgery among study groups

From: Acute normovolemic hemodilution in combination with tranexamic acid is an effective strategy for blood management in lumbar spinal fusion surgery

Intraoperative variables

ANH

TXA

ANH + TXA

Control

Overall P value

Blood loss, mL

545.32 ± 189.29

378.72 ± 96.57ab

336.16 ± 88.46ab

578.44 ± 201.81

< 0.001

Hemoglobin, g/dL (at the end of surgery)

12.07 ± 1.21

11.69 ± 1.37

11.94 ± 1.71

11.26 ± 1.26

0.195

PCV (at the end of surgery)

33.41 ± 4.12

32.67 ± 3.43

33.80 ± 4.89

31.98 ± 4.27

0.282

Hemoglobin, g/dL (at the postoperative first day)

10.13 ± 1.24a

9.98 ± 1.31a

11.07 ± 1.41abc

8.63 ± 1.63

0.154

PCV (at the postoperative first day)

30.98 ± 3.27a

31.89 ± 3.48a

33.68 ± 4.09abc

29.02 ± 3.06

0.161

  1. Letter “a” indicated P < 0.05 compared with control group, letter “b” indicated P < 0.05 compared with ANH group, letter “c” indicated P < 0.05 compared with TXA group, respectively
  2. ANH Acute normovolemic hemodilution, TXA Tranexamic acid, PCV packed cell volume