Table 5.
Results of logistic regression showing odds ratios associated with discrepancies between recalled and registered BW and GA
| Variables | OR | 95% CI | P | OR | 95% CI | P |
|---|---|---|---|---|---|---|
| Outside limits | >100 g difference | |||||
| BW | ||||||
| Nonwhite child | 9.1 | 2.7–30.1 | 0.0001 | 6.1 | 2.3–16.4 | 0.0001 |
| Mother with previous child | 1.1 | 1.01–1.2 | 0.029 | 2.9 | 1.6–4.9 | 0.0001 |
| Outside limits | >2 weeks difference | |||||
|---|---|---|---|---|---|---|
| GA | ||||||
| Single mother | 10.6 | 3.2–35.7 | 0.0001 | 10.6 | 3.2–35.7 | 0.0001 |
| Maternal current BMI | 1.2 | 1.01–1.3 | 0.032 | 1.2 | 1.01–1.3 | 0.032 |
Dependent variables: being outside the 95% limits of agreement or having an absolute discrepancy >100 g in birthweight and 2 weeks in gestational age. OR, adjusted odds ratios.