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Table 1 Baseline characteristics of surgical patients with or without the use of TXA during surgery

From: Use of Tranexamic Acid (TXA) on reducing blood loss during scoliosis surgery in Chinese adolescents

Demographics

Tranexamic acid

P

 

TXA (N = 55)

Control (N = 35)

 

Age

   

 Mean ± SD (Range)

15.16 ± 2.61 (10–21)

15.31 ± 2.97 (11–23)

0.80

  ≥ 12

11 (20.0)

4 (11.4)

0.32

 13–14

13 (23.6)

15 (42.9)

 

 15–16

11 (20.0)

4 (11.4)

 

 17–18

15 (27.3)

8 (22.9)

 

  ≥ 19

5 (9.1)

4 (11.4)

 

Max major curve (Pre-op)

73.42 ± 11.75

63.23 ± 17.20

<0.01

Body weight (kg)

   

 Pre-op

45.25 ± 8.96

42.88 ± 7.76

0.20

 Post-op

44.49 ± 8.14

43.39 ± 8.88

0.65

Armspan (cm)

   

 Pre-op

157.04 ± 8.99

158.32 ± 9.83

0.54

 Post-op

156.04 ± 9.40

158.79 ± 9.23

0.35

Body height (cm)

   

 Pre-op

154.01 ± 9.33

155.36 ± 7.70

0.48

 Post-op

156.83 ± 9.88

157.76 ± 8.82

0.73

BMI (kg/m2)

   

 Pre-op

19.03 ± 3.53

17.76 ± 3.00

0.08

 Post-op

18.07 ± 2.77

17.47 ± 3.28

0.48

Number of segments fused

13.51 ± 1.62

12.14 ± 2.79

0.01

Number of pedicle screws inserted

16.15 ± 2.17

16.29 ± 4.34

0.87

Bone graft

   

 Allograft

1 (2.0)

8 (28.6)

<0.01

 Autograft/Both

49 (98.0)

20 (71.4)

 

 Unknown

5

7

 

Length of surgery

436.71 ± 122.53

502.14 ± 85.81

<0.01

  1. TXA tranexamic acid used, Control none used