. Author manuscript; available in PMC: 2015 Jun 1.

Published in final edited form as: Am J Obstet Gynecol. 2014 Jan 17;210(6):547.e1–547.e7. doi: 10.1016/j.ajog.2014.01.024

Table 1. Clinical and Demographic Characteristics of Study Participants.

Characteristic	Preeclampsia (n=20)	Pregnant controls (n=20)	Nonpregnant controls (n=17)
Age (years)	27.3 + 6.2	28.4 + 3.8	33.4 + 6.2^*
White race (n,%)	19, 95%	19, 95%	17,100%
Nulliparous (n,%)	13, 65%	6,30%	0
SBP at enrollment	158.3 + 12.4^*	113.1 + 11.6	NA
DBP at enrollment	100.1 + 8.8^*	69.2 + 10.2	NA
Proteinuria/24 hours (grams)	2.2 + 3.2	NA	NA
Gestational age at enrollment (weeks)	32.4 + 4.7	32.3 + 4.8	NA
Gestational age at delivery (weeks)	32.7 + 4.6^*	39.4 + 1.0	NA
Infant birth weight (grams)	1945 + 1004^*	3461 + 301	NA

SBP = systolic blood pressure, DBP = diastolic blood pressure,

denotes statistically significant difference between groups, p<0.05.