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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