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. 2018 Aug 7;320(5):461–468. doi: 10.1001/jama.2018.9432

Table. Mother and Child Characteristics Among Those Completing the First Nurse Home Visit (N = 279)a.

No. (%)
Responsive Parenting Group (n = 140) Control Group (n = 139)
Neonates and Infants
Boys 75 (54) 69 (50)
Gestational age, mean (SD), wk 39.6 (1.2) 39.5 (1.1)
Birth weight, mean (SD), kg 3.40 (0.43) 3.46 (0.43)
Birth length, mean (SD), cm 50.9 (2.4) 51.0 (2.1)
Birth BMI, mean (SD) 13.1 (1.2) 13.3 (1.3)
Mothers
Age, mean (SD), y 28.7 (4.6) 28.7 (4.9)
Prepregnancy BMI, mean (SD) 25.5 (5.0) 25.3 (5.6)
Gestational weight gain, mean (SD), kg 15.6 (6.4) 15.0 (6.0)
Diabetes during pregnancy 6 (4.3) 13 (9.4)
Smoked during pregnancy 12 (8.6) 9 (6.5)
Hispanic ethnicity 10 (7.1) 9 (6.5)
Race
White 122 (87.1) 127 (91.4)
Black 10 (7.1) 7 (5.0)
Asian 5 (3.6) 4 (2.9)
Native Hawaiian or Pacific Islander 1 (0.7) 0
Other 2 (1.4) 1 (0.7)
Marital status
Married 102 (72.9) 108 (77.7)
Not married, living with partner 25 (17.9) 19 (13.7)
Single 12 (8.6) 12 (8.6)
Divorced or separated 1 (0.7) 0
Education
≤High school graduate 16 (11.4) 16 (11.5)
Some college 37 (26.4) 36 (25.9)
College graduate 48 (34.3) 52 (37.4)
≥Graduate degree 39 (27.9) 35 (25.2)

Abbreviation: BMI, body mass index (calculated as weight in kilograms divided by height in meters squared).

a

First nurse home visit occurred at child age 3 to 4 weeks.