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Table 2 Blood loos and blood transfusion outcome in all three groups

From: Efficacy of low-dose intra-articular tranexamic acid in total knee replacement; a prospective triple-blinded randomized controlled trial

  Control group TXA 250 mg TXA 500 mg p-value
  (n = 45) (n = 45) (n = 45)  
Blood loss outcome variables
      Drainage blood loss✝ (ml) 546.9 (273.0) 475.0 (254.4) 430.2 (224.0) 0.09
      Total hemoglobin loss✝ (g/dl) 2.9 (1.2) 2.2 (0.7)**a 2.2 (0.7)**b < 0.001**
      Calculated total blood loss✝ (ml) 329.2 (119.4) 239.7 (83.7)**a 217.2 (86.1)**b < 0.001**
Packed red blood-cell transfusion
      Blood transfusion use 10 (22%) 6 (13%) 0 (0%)** 0.005*
  1. ✝ = The values were presented as mean (standard deviation); *, p < 0.05; **, p < 0.001.
  2.  = The values were presented as number of patients having that condition (percentage of this group).
  3. a = comparison between control and TXA-250 group with p < 0.05.
  4. b = comparison between control and TXA-500 group with p < 0.05.