Table 2.

Maternal characteristics as study enrollment by randomization group in stage 1 hypertensive women

	Placebo	Aspirin	P value
n	98	66	NA
Age	22.4 ± 5.9	21.3 ± 4.8	0.3
Pre-pregnancy BMI	28.0 ± 7.4	27.3 ± 5.9	0.9
Race  White,non-Hispanic  African American  Hispanic	26 (26.5) 52 (53.1) 20 (20.4)	15 (22.7) 40 (60.6) 11 (16.7)	0.6
Smoker at start of pregnancy	24 (24.5)	15 (22.7)	0.8
Gestational age at delivery (weeks)	38.6 ± 3.3	38.7 ± 4.1	0.1
Birth weight (grams)	3197 ± 674	3240 ± 691	0.4
Systolic blood pressure (mmHg)**	125 ± 8	122 ± 10	0.07
Diastolic blood pressure (mmHg)**	75 ± 7	77 ± 7	0.2

^*Stage 1 hypertension= systolic blood pressure 130-135 mmHg or diastolic 80-85 mmHg;

^**Measured at enrollment (13-25 weeks of pregnancy); BMI= body mass index

Data are presented as mean ± standard deviation or n (%)