. Author manuscript; available in PMC: 2014 Oct 1.

Published in final edited form as: Am J Reprod Immunol. 2013 Aug 1;70(4):285–298. doi: 10.1111/aji.12143

Table I.

Demographics and clinical characteristics of patients with uncomplicated pregnancy and massive perivillous fibrin deposition

	Uncomplicated pregnancies (n=175)	MPFD (n=10)	p-value
Maternal Age (years)	23 (20–26)	31 (26–35)	<0.001
African American	151 (86%)	10 (100%)	0.4
Nulliparity	62 (35%)	0 (0%)	0.03
Pre-pregnancy BMI (kg/m²)	27 (23–32)	29 (28–35)	0.04
Gestational Age at Delivery (weeks)	39 (39–40)	23 (17–29)	<0.001
Birth weight (grams)	3330 (3150–3555)	277 (175–605)	<0.001
Stillbirth (> 20 weeks)	0	4 (40%)	---
Miscarriage in the Second Trimester (<20 weeks)	0	4 (40%)	---
Fetal Growth Restriction	0	4 (40%)	---
Placental Abruption	0	2 (20%)	---

Data are expressed as median (interquartile range) or number (percent).

MPFD: Massive perivillous fibrin deposition

BMI: Body mass index