Canadian Pregnancy Outcomes in Rheumatoid Arthritis and Systemic Lupus Erythematosus

Table 2

Summary of neonatal outcomes.

Outcome	Neonates of women; with RA; n = 38	Neonates of RA controls; n = 150	Neonates of women with SLE; n = 95	Neonates of SLE controls; n = 375
Prematurity, n (%)
<28 weeks gestation	0 (0.0)	0 (0.0)	3 (3.2)	0 (0.0)
28–34 weeks gestation	1 (2.6)	1 (0.7)	8 (8.4)	7 (1.9)
34–37 weeks gestation	7 (18.4)	12 (8.0)	22 (23.2)	19 (5.1)
Requiring intensive care, n (%)	11 (28.9)	17 (11.3)	34 (35.8)	50 (13.3)
Small for gestational age, n (%)	11 (28.9)	18 (12.0)	24 (25.3)	41 (10.9)
Congenital defects*, n (%)	0 (0.0)	3 (2.0)	2 (2.1)	6 (1.6)
1 year readmission, n (%)	2 (5.3)	8 (5.3)	10 (10.5)	18 (4.8)

n: number; SD: standard deviation.
*Includes chromosomal abnormalities, cleft lip and/or palate, and talipes calcaneovalgus.