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Table 1 Overview of the study group

From: Can local infiltration analgesia supplemented with tranexamic acid reduce blood loss during total knee arthroplasty?

 

No protocol group

TXA group

TXA + LIA group

blood transfusion /+/

blood transfusion /-/

blood transfusion /+/

blood transfusion /-/

blood transfusion /+/

blood transfusion /-/

No

40

124

14

127

18

207

Age [mean]

70,82

68,98

75,93

69,77

72,61

70,57

Sex [M/F]

8 / 32

34 / 90

2 / 12

40 / 87

2 / 16

53 / 154

BMI

27,625

(SD 1,93)

27,04 (SD 1,99)

27,80 (SD 1,98)

26,97 (SD 2,03)

27,96 (SD 1,59)

27,46 (SD 2,3)

Hospital stay [day]

7,32 (SD 1,55)

6,92 (SD 1,26)

6,71 (SD 0,82)

6,01 (SD 1,06)

5,88 (SD 0,9)

5,54 (SD 0,78)

Preoperative Hb (g/dl)

13,36 (SD 0,95)

14,13 (SD 1,15)

12,83 (SD 0,74)

14,13 (SD 1,18)

12,37 (SD 1,19)

13,81 (SD 1,15)

Lowest Hb (g/dl)

8,25 (SD 0,51)

10,24 (SD 1,09)

8,3 (SD 0,36)

10,71 (SD 1,14)

8,06 (SD 0,69)

10,67 (SD 1,21)

Maximum Hb

loss (g/dl)

5,11 (SD 0,90)

3,89 (SD 0,82)

4,53 (SD 0,50)

3,41 (SD 0,98)

4,31 (SD 0,92)

3,14 (SD 0,90)