Table 1.
<1 month duration† | ≥1 month duration† | ||||
---|---|---|---|---|---|
(n 1267) | (n 4122) | ||||
n | % | n | % | χ 2 P value | |
Maternal age (years) | |||||
<20 | 432 | 34·4 | 953 | 23·4 | <0·001 |
20–30 | 659 | 52·5 | 2255 | 55·3 | |
>30 | 165 | 13·1 | 872 | 21·4 | |
Education | |||||
<High-school diploma | 348 | 27·7 | 925 | 22·8 | |
High-school diploma or equivalent | 907 | 72·3 | 3135 | 77·2 | <0·001 |
Race/ethnicity | |||||
White, non-Hispanic | 867 | 70·9 | 2296 | 58·3 | <0·001 |
Black, non-Hispanic | 269 | 22·0 | 1150 | 29·2 | |
Hispanic | 87 | 7·1 | 493 | 12·5 | |
Marital status | |||||
Single/unmarried couple | 885 | 75·0 | 2348 | 66·2 | <0·001 |
Married | 295 | 25·0 | 1198 | 33·8 | |
Monthly income | |||||
$US 800 or less | 661 | 54·4 | 2089 | 52·3 | 0·20 |
$US 801 or more | 555 | 45·6 | 1908 | 47·7 | |
Residence | |||||
Towns and cities (<50 000 inhabitants) and rural | 956 | 75·5 | 2811 | 68·2 | <0·001 |
Cities and suburbs of cities (>50 000 inhabitants) | 311 | 24·6 | 1311 | 31·8 | |
Enrolled in WIC | |||||
Yes | 1194 | 94·2 | 3858 | 93·6 | 0·41 |
No | 73 | 5·8 | 264 | 6·4 | |
No. of other children in household | |||||
0 | 687 | 54·2 | 1966 | 47·7 | <0·001 |
≥1 | 580 | 45·8 | 2156 | 52·3 | |
Previous breast-feeding experience | |||||
No | 1037 | 81·9 | 2884 | 70·0 | <0·001 |
Yes | 230 | 18·2 | 1238 | 30·0 | |
Infant gender | |||||
Male | 641 | 50·6 | 2105 | 51·1 | 0·77 |
Female | 626 | 49·4 | 2017 | 48·9 | |
Gestational age | |||||
Premature (<37 weeks) | 109 | 8·6 | 325 | 7·9 | 0·41 |
Full term | 1158 | 91·4 | 3797 | 92·1 | |
Birth weight | |||||
Low (<2500 g) | 1177 | 92·9 | 3858 | 93·6 | 0·38 |
Normal (≥2500 g) | 90 | 7·1 | 264 | 6·4 |
WIC, Special Supplemental Nutrition Program for Women, Infants, and Children.
Data are presented as n and %.
n for individual variables may vary due to missing or incomplete data.