Table 2.

Characteristics of patients enrolled

Characteristic	Total n=80
Age (years)	50 ± 18
Female sex	43 (54)
Self-reported race/ethnicity
African American	45 (56)
European	13 (16.5)
Hispanic	13 (16.5)
Other	9 (11)
Warfarin indication
Deep vein thrombosis	25 (31)
Pulmonary embolism	20 (25)
Atrial fibrillation	12 (15)
VTE prophylaxis after major orthopedic surgery	11 (14)
Other	12 (15)
Genotype
VKORC1 -1639G>A
AA	8 (10)
AG	21 (26)
GG	51 (64)
CYP2C9
*1/*1	68 (85)
*1/*2	10 (13)
*1/*3	1 (1)
*2/*2	1 (1)
CYP4F2 V433M
VV	56 (70)
VM	21 (26)
MM	3 (4)