Table 2 Demographics of randomized cohort (N = 109)
Intervention (N = 55) | Control (N = 54) | |
|---|---|---|
Infant characteristics | ||
Female Sex, N (%) | 27 (49) | 28 (52) |
Gestational age in weeks, mean (SD) | 39.4 (1.1) | 39.4 (1.2) |
Birth weight in kg, mean (SD) | 3.38 (0.49) | 3.37 (0.46) |
Feeding Mode, N (%) | ||
Exclusive Breast | 42 (76) | 40 (74) |
Exclusive Formula | 5 (9) | 7 (13) |
Combination | 8 (15) | 7 (13) |
Maternal characteristics | ||
Mother’s age, Mean (SD) | 28.9 (4.0) | 29.4 (5.7) |
Parity | ||
0 | 27 (49) | 25 (46) |
≥ 1 | 28 (51) | 29 (54) |
Smoke during pregnancy, N (%) | 7 (13) | 5 (9) |
Mother’s Race, N (%) | ||
Black | 4 (7) | 4 (7) |
White | 43 (78) | 42 (78) |
Asian | 4 (7) | 6 (11) |
Other | 4 (8) | 2 (4) |
Hispanic or Latino Ethnicity, N (%) | 5 (9) | 4 (7) |
Married or Cohabitating, N (%) | 50 (91) | 45 (83) |
Insurance, N (%) | ||
Private health insurance | 45 (82) | 42 (78) |
Medicaid | 10 (18) | 10 (19) |
Other | 0 (0) | 2 (4) |
Education, N (%) | ||
High school graduate or less | 12 (22) | 11 (20) |
Some college or technical school | 15 (27) | 13 (24) |
Completed college | 28 (51) | 30 (56) |
Plan to work outside the home in next 12 months, N (%) | ||
Yes | 42 (76) | 39 (72) |
No | 10 (18) | 10 (19) |
Unsure | 3 (6) | 5 (9) |
Number of people living in household, Median (IQR) | 2 (1–3) | 2 (1–3) |
Household income, N (%) | ||
< $50,000 | 15 (27) | 12 (22) |
$50,000 to <$100,000 | 18 (33) | 23 (43) |
≥ $100,000 | 15 (27) | 13 (24) |
Do not know or Refuse to Answer | 7 (13) | 6 (11) |
Type of home, N (%) | ||
Single family | 30 (55) | 33 (61) |
Multi-family | 2 (4) | 0 (0) |
Apartment | 9 (16) | 9 (17) |
Townhome | 10 (18) | 10 (19) |
Mobile home or trailer | 1 (2) | 1 (2) |
Other | 3 (6) | 1 (2) |