Table 1.

Demographic Characteristics for Normal and Preeclamptic Pregnancies

	Normal	Mild PE	Severe PE
Variable	(n = 80)	(n = 80)	(n = 80)	p Value
Maternal age (y)	23.5 ± 6.0	23.3 ± 5.4	23.1 ± 5.6	0.904
Racial status
White	12	18	26	—
African-American	68	60	51	—
Other	0	2	3	—
Gestational age (wk)	38 ± 2	37 ± 4	34 ± 1	<0.001*
Blood pressure
Systolic (mm Hg)	123 ± 10	148 ± 7	162 ± 15	<0.001*
Diastolic (mm Hg)	72 ± 8	88 ± 9	98 ± 11	<0.001*
Proteinuria	—	1–2+	3–4+	<0.001*
Mode of delivery
Vaginal	56	57	42	—
Cesarean section	24	23	38	—
Nulliparous (%)	34%	38	49	—

^*Severe PE versus normal control and mild PE.

Data are presented as mean ± standard deviation. PE, preeclampsia.