Table 1.

Sample Characteristics for Dataset 1 (964 subjects).

	Caucasian	African American	Total
N (%)	577 (59.85%)	387 (40.15%)	964 (100%)
Age: Mean (range)	35.84 (20-51)	39.20 (20-51)	37.19 (20-51)
Height (cm): Mean (SD)	175.27 (6.90)	174.94 (6.97)	175.14 (6.93)
Weight (kg): Mean (SD)	82.97 (15.83)	82.85 (17.46)	82.92 (16.52)
BMI (kg/m2): Mean (SD)	27.02 (5.07)	27.04 (5.31)	27.03 (5.18)
Regular exercise: n (%)	459 (79.55%)	256 (66.15%)	715 (74.17%)
Smoking: n (%)	391 (67.76%)	292 (75.45%)	683 (70.85%)
Alcohol drinking: n (%)	427 (74.00%)	210 (54.26%)	637 (66.08%)