Table 1.

Maternal Characteristics

Total population,N522
Race, %
 White88.9
 Black 7.5
 Asian/Pacific Islander 3.6
Mean maternal age, y29.3  ± 5.2 (range: 16–43)
Primiparous, %39.8
Mean gravity2.4  ± 1.6 (median: 2; range: 0–20)
Mean onset of prenatal
care, wk
9.2  ± 5.6
Marital status, %
 Single11.7
 Married87.0
 Divorced 1.3
Baby's father supportive of
decision to breastfeed, %
97.2
Education, %
 <High school degree 3.4
 High school degree/GED14.5
 Some college26.2
 Bachelor's degree42.3
 Graduate degree13.4
 Unknown 0.2
Insurance, %
 Commercial91.8
 Medicaid 3.8
 None/self-pay 4.0
 Unknown 0.4
Occupation, %
 Homemaker22.6
 Student 4.4
 Work outside the home73.0
 Planned to return to work60.2