Table 1.

Characteristics of participants in the PIN3 study, n=960, mean (SD).

	Caucasian	African American
N	628	332
Maternal age	27.7 (6.2)	23.9 (5.3)
Pregravid BMI, kg/m2	25.0 (6.6)	27.4 (8.1)
GA at delivery, wks	40.1 (0.9)	39.9 (1.1)
Infant birth weight, g	3258 (672)	2939 (753)
Gestational weight gain, kg	15.3 (6.2)	13.4 (7.8)
Glucose loading test, mg/dL	108.4 (25.9)	105.6 (31.0)
Gestational diabetes, % (n)	7.2 (45)	5.7 (19)
Small-for-gestational age, % (n)	12.3 (77)	18.7 (62)
Birth<37 wks, % (n)	21.2 (133)	28.0 (93)
Excessive weight gain, % (n)	65.5 (411)	58.4 (194)