Table 1 Participant characteristics for African American formula feeding (AAFF) and White breastfeeding (WBF) mother-infants^a

 Age, years^**

24.6 (0.7)

32.7 (0.7)

 Weight, kg^**

85.8 (2.9)

71.6 (3.1)

 BMI, kg/m2^**

32.6 (1.1)

26.3 (1.2)

 Parity

2.31 (0.2)

1.72 (0.2)

  High school graduate or less

90.3

14.3

  Some college/technical school

3.20

33.3

  College graduate or more

3.20

52.4

  < $25,000

45.2

9.52

  $25,000–49,999

6.45

23.8

  $50,000–74,999

9.68

23.8

  ≥ $75,000

3.23

42.9

 WIC participation, %^b,**

86.2

23.8

 Gestational age, weeks^**

39.1 (0.2)

40.1 (0.2)

 Age, weeks^*

2.45 (0.1)

2.01 (0.1)

 Male/female, %^b

50/50

36/64

 Weight, kg^*

3.46 (0.1)

3.72 (0.1)

 Length, cm^**

49.5 (0.4)

51.5 (0.4)