Table 1 Baseline characteristics

Age (mean ± SD, years)

39 ± 12

Women (number (%))

124 (65)

Race/ethnicity (number (%))

 White

148 (77)

 Black

12 (6)

 Hispanic

19 (10)

 Other

13 (7)

Family heart disease history (number (%))

29 (15.1)

Smoking (number (%))

35 (18)

Body mass index (mean ± SD, kg/m²)

29.6 ± 7

Blood pressure (mean ± SD, mmHg)

 Systolic

126 ± 15

 Diastolic

75 ± 11

Pulse pressure (mean ± SD, mmHg)

51 ± 10

Cholesterol (mean ± SD, mg/dL^a)

 Total

201 ± 43

 LDL

118 ± 36

 HDL

55 ± 17

Triglycerides

139 ± 107

White blood cell count, (mean ± SD, ×10⁹ cells/L)

6.3 ± 2.0

C-reactive protein (median (range), mg/L^b)

1.78 (0.1–16.9)

ENA-78 (median (range), pg/mL^b)

362 (32.2–3970)