. Author manuscript; available in PMC: 2009 Sep 17.

Published in final edited form as: Rheum Dis Clin North Am. 2007 May;33(2):237–v. doi: 10.1016/j.rdc.2007.01.002

Table 2.

Increased lupus activity in pregnancy increases pregnancy complications.

Complication	Moderate to severely active SLE (n=57)	Inactive or mildly active SLE (n=210)	P-value
Miscarriage	7%	7%	0.9
Stillbirth:	16%	5%	<0.01
Extreme Preterm (<28 weeks gestation)	17%	6%	0.09
Late Preterm (28 to 37 weeks gestation)	49%	26%	<0.001
Small for gestational age baby (<10^th percentile weight for gestational age)	30%	21%	0.23

Data from Clowse MEB, Magder L, Witter F, Petri M. The impact of increased lupus activity on obstetric outcomes. Arthritis Rheum, 2005. 52(2): p. 514–21