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Table 3 Incidence of VTEa in patients using GCS for prophylaxis

From: Clinical benefit of graduated compression stockings for prevention of venous thromboembolism after total knee arthroplasty: post hoc analysis of a phase 3 clinical study of edoxaban

 

Edoxaban

Enoxaparin

Total

N = 105

N = 96

N = 201

No mechanical prophylaxis

5.8 % (3/52)

20.8 % (10/48)

13.0 % (13/100)

Mechanical prophylaxis with GCS alone

3.8 % (2/53)

8.4 % (4/48)

6.0 % (6/101)

Chi-square test

p = 0.6312

p = 0.0827

p = 0.0872

Difference between with and without GCS treatment groups

–2.0

–12.5

–7.1

95 % CI of the difference shown by the score test

−12.2, 7.8

−26.8, 1.9

−15.7, 1.2

  1. CI confidence interval, GCS graduated compression stockings, VTE venous thromboembolism
  2. aAll instances of VTE were asymptomatic DVT; no instances of symptomatic or asymptomatic PE or symptomatic DVT were observed