Genotype

Numbers of patients (%)

Stable daily doses

(Mean ± SD)

p value

VKORC1-1639G>A

AA

33 (82.5)

2.00 ± 0.67

p = 0.012

GA

7 (17.5)

2.63 ± 0.38

CYP2C9 1075A>C

AA

33 (82.5)

2.15 ± 0.64

p = 0.601

CA

7 (17.5)

1.93 ± 0.79