Table 2.
Correlates of consuming ≥4 drinks in a day during pregnancy
| < 4 drinks a day n = 6259 |
≥ 4 drinks a day n = 1981 |
χ2 (1d.f.) |
p | |
|---|---|---|---|---|
| Prenatal Factors | ||||
| Maternal age (≥35 years) | 10% | 11% | 1.39 | 0.238 |
| Any smoking | 15% | 30% | 218.72 | <0.001 |
| Cannabis use | 1% | 4% | 70.65 | <0.001 |
| Illicit drug use | 0.3% | 0.8% | 7.99 | 0.005 |
| Parity (≥ 1) | 54% | 61% | 28.31 | <0.001 |
| Highest maternal education (O level or above) |
74% | 63% | 82.89 | <0.001 |
| Own home | 78% | 70% | 62.66 | <0.001 |
| Currently married | 79% | 68% | 101.51 | <0.001 |
| Maternal depression | 11% | 18% | 62.83 | <0.001 |
| Child Factors | ||||
| Gestational age (≤36 weeks) | 5% | 4% | 0.00 | 0.951 |
| Ethnicity (non-white) | 5% | 4% | 0.02 | 0.881 |
| Gender (male) | 51% | 52% | 0.42 | 0.519 |
| Birth weight (kg) | 3.44 (0.52) | 3.44 (0.54) | a | 0.804 |
% or mean (s.d.)
a
t-test, t = 0.25.