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Table 1 Patient demographic and baseline clinical characteristics

From: Intra-articular tranexamic acid as an adjunct to intravenous tranexamic acid for simultaneous bilateral total knee arthroplasty: a randomized double-blind, placebo-controlled trial

 

Combined intravenous and intra-articular tranexamic acid (n = 43)

Intravenous tranexamic acid and intra-articular normal saline (n = 34)

P-value

Age, years

75 ± 6

77 ± 6

0.22*

Sex (female/male)

33/10

28/6

0.57†

Body mass index, kg/m2

27.7 ± 3.8

28.1 ± 4.2

0.66*

Receiving chronic antithrombotic therapy (yes/no)

8/35

5/29

0.76†

History of Diabetes Mellitus (yes/no)

9/34

6/28

0.78†

Preoperative hemoglobin, g/dL

13.2 ± 1.3

12.9 ± 1.1

0.34*

Deep venous thrombosis detected with preoperative screening (yes/no)

1/42

0/34

>  0.99*

  1. Results are expressed as means ± standard deviation, unless otherwise stated
  2. *P-values were determined with Student’s t test
  3. P-values were determined with the Fisher’s exact test