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Table 2 Post-operative transfusion requirements

From: Warfarin cessation is non-essential in patients undergoing total knee arthroplasty—a case-control study

 

Control group ( n= 61)

Warfarin group ( n= 61)

P value

Number of PRBCs transfused during admission

0

53

55

 

1

1

0

 

2

6

3

 

3

1

1

 

4

0

1

 

5

0

1

 

6

1

0

 

Total % of patients requiring transfusion of PRBCs

14.75%

9.83%

P = 0.58

Total number of units PRBCs transfused

21

14