From: Effectiveness of different antithrombotic agents in combination with tranexamic acid for venous thromboembolism prophylaxis and blood management after total knee replacement: a prospective randomized study
Group
n
PBV after treatment (ml, SD)
Blood transfusion rate before treatment (n, %)
Group 1
60
4381.9 ± 838.1
4 (6.7)
Group 2
4376.2 ± 759.2
12 (20.0)*
Group 3
4429.4 ± 711.4
3 (5.0)â–²
F/χ2
–
0.0
8.5
P
0.9
0.01