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Table 1 Baseline data

From: Safety of intramuscular influenza vaccine in patients receiving oral anticoagulation therapy: a single blinded multi-centre randomized controlled clinical trial

 

Subcutaneous group (n = 129)

Intramuscular group (n = 100)

Refuse to participate (n = 132)

Lost of follow-up (n = 22)

Mean age (SD), years

73,5 (9,7)

73,7 (9,2)

73,5 (11,0)

66,2 (17,1)

Men, n (%)

81 (62,8%)

56 (56,0%)

78 (59,1%)

12 (54,5%)

Therapeutical objective, n (%)

    

   INR 2,0 – 3,0

116 (89,9%)

94 (94,0)

128 (97,0%)

21 (95,5%)

   INR 2,5 – 3,5

13 (10,1%)

6 (6,0%)

4 (3,0%)

1 (4,5%)

Mean INR (SD)

2,25 (0,59)

2,37 (0,56)

 

2,40 (0,61)

INR, n (%)

    

   INR < 2

42 (32,6%)

23 (23,0%)

 

5 (22,7%)

   INR >= 2 & < 3

73 (56,6%)

63 (63,0%)

 

13 (59,1%)

   INR >= 3 & <= 4

14 (10,9%)

14 (14,0%)

 

4 (18,2%)

Mean arm circumference (SD), cm

32,1 (3,5)

31,8 (4,1)

 

32,5 (4,2)