Table 1.

Demographics

Characteristic	Perinatal transmission (n=26)	No perinatal transmission (n=406)	p-value	Overall (n=432)
Maternal age (years)	29.0 ± 4.9	28.7 ± 5.1	0.59	28.7 ± 5.1
Non-Hispanic White	22 (84.6)	314 (77.3)	0.39	336 (77.8)
BMI (kg/m2)	23.3 (21.3 – 30.9)	25.0 (21.8 – 30.0)	0.41	24.9 (21.8 – 30.0)
Nulliparous	9 (34.6)	120 (29.6)	0.58	129 (29.9)
HIV	2 (7.7)	5 (1.2)	0.06	7 (1.6)
Married or living with partner	10 (38.5)	184 (45.3)	0.50	194 (44.9)
Employed	8 (30.8)	146 (36.0)	0.59	154 (35.7)
Less than high school education	15 (57.7)	231 (57.0)	0.95	246 (57.1)
Private insurance	4 (15.4)	51 (12.6)	0.76	55 (12.7)

Data are mean ± standard deviation, median (IQR), or n (%), unless otherwise specified.

Number of missing values: BMI (n=4), education (n=1).