## Chapter 3. Infant Feeding

Table 3.107. Percent of mothers who switched formula because they thought the baby had a problem with the formula being used by infant age and selected demographics1, among mothers who switched formula at each age

Infant Feeding Practices Study II

Neonatal Month 2 Month 5 Month 7 Month 9
N % N % N % N % N %
ALL 485 56.3 293 49.1 188 39.9 146 19.2 162 22.2
Age
18-24 115 58.3 69 56.5 43 46.5 24 41.7 31 29.0
25-29 143 60.8 92 44.6 55 41.8 43 14.0 44 25.0
30-34 142 57.7 81 48.1 57 29.8 56 17.9 55 16.4
35+ 84 44.0 51 49.0 32 46.9 23 8.7 32 21.9
Parity
Primiparous 161 55.9 97 54.6 57 47.4 43 25.6 51 17.6
Multiparous 304 56.3 191 45.5 128 36.7 102 16.7 106 24.5
Education
HS or less 102 59.8 63 50.8 41 41.5 24 25.0 30 33.3
Some college 185 56.2 105 46.7 57 40.4 43 18.6 54 22.2
College graduate 142 48.6 96 44.8 76 32.9 75 16.0 69 14.5
Income (% of poverty)
< 185% 206 58.7 125 50.4 70 51.4 53 18.9 61 29.5
185- < 350% 163 54.0 99 48.5 73 38.4 49 22.4 59 18.6
>=350% 116 55.2 69 47.8 45 24.4 44 15.9 42 16.7
WIC Participant
No 261 54.8 154 46.1 120 32.5 95 16.8 108 15.7
Yes 224 58.0 139 52.5 68 52.9 51 23.5 54 35.2
Race
White 387 55.0 238 48.7 154 35.7 120 19.2 137 21.9
Black 22 68.2 15 80.0 9 55.6 6 33.3 4 25.0
Hispanic 38 52.6 16 31.3 14 50.0 10 20.0 8 25.0
Region
Northeast 80 63.8 60 56.7 34 29.4 26 11.5 30 30.0
Midwest 152 46.7 89 48.3 48 41.7 48 14.6 46 23.9
South 171 64.9 97 53.6 65 43.1 47 21.3 53 22.6
West 82 48.8 47 31.9 41 41.5 25 32.0 33 12.1

1Table is based on variables: N53, M2E28, M5E14, M7E12, M9E11