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. Author manuscript; available in PMC: 2011 Oct 1.
Published in final edited form as: Thromb Haemost. 2010 Aug 5;104(4):750–754. doi: 10.1160/TH09-11-0763

Table 1.

Patient Demographics for GGCX analysis.

Variables
Demographic variables N = 985
        Age, mean (SD), y 60 (15)
        Gender:
            Women, N (%) 486 (49.3%)
            Men, N (%) 499 (50.7%)
        Race:
            Caucasian, N (%) 772 (78.4%)
            African-American, N (%) 180(18.3%)
            Asian or East Indian, N (%) 3(0.3%)
            Other or Unknown, N (%) 30 (3.0%)
Clinical variables
        Therapeutic warfarin dose, geometric mean (SD), mg/d 4.8 (1.6)
        Target INR, mean (SD), units 2.3 (0.4)
        Body surface area, mean (SD), m2 2.0 (0.3)
        Current smoker, N (%) 140 (14%)
        Takes amiodarone, N (%) 33 (3%)

SD = standard deviation; INR = international normalized ratio