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. 2010 Jun 16;95(9):4424–4431. doi: 10.1210/jc.2009-2643

Table 1.

Baseline (yr 0) characteristics of the study population, CWS

Baseline characteristics of study population (n = 1629)
Mean ± sd n %
Age (yr) 25.3 ± 3.64
Race
 Black 795 48.8
 White 834 51.2
Education ≤12 yr 555 34.1
Smoking
 Never 955 58.6
 Ex-smoker 241 14.8
 Current smoker 422 25.9
Use of oral contraceptives 520 31.9
BMI (kg/m2)
 <25 1057 64.9
 25–29 332 20.4
 >29 229 14.1
Blood pressure (mm Hg)
 Systolic blood pressure 106.5 ± 9.88
 Diastolic blood pressure 66.9 ± 8.92
Hypertension 53 3.3
Diabetes 12 0.7