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Table 2 Comparison of Blood Loss

From: The efficacy and safety of tranexamic acid in rheumatoid arthritis patients undergoing simultaneous bilateral total knee arthroplasty: a multicenter retrospective study

Variable

Control group (n = 24)

TXA group (n = 50)

p

TBL (mL)

1825.1 ± 747.8

1143.9 ± 717.1

<0.001*

IBL (mL)

340.0 ± 271.2

218.2 ± 199.5

0.011*

Hb drop on POD3 (g/L)

39.4 ± 16.0

28.8 ± 18.4

<0.001*

Hct drop on POD3

0.108 ± 0.091

0.066 ± 0.059

0.002*

Transfusion (n, 100%)

12 (50.0%)

13 (26.0%)

0.041*

Volume of transfusion (mL)

345.3 ± 172.1

261.5 ± 218.6

0.023*

  1. The continuous value was given as the mean and the standard deviation. The categorical values are given as the number of patients. TBL: Total blood loss; IBL: Intraoperative blood loss; Hb: hemoglobin; Hct: hematocrit; POD: postoperative day