Table 2.
Logistic regression analysis of factors associated with the observed malformations
| Determinants | Coeff | SE | z | P value | 95% CI |
|---|---|---|---|---|---|
| Gestational age | -0.266 | 0.090 | -2.96 | 0.003 | -0.441 - -0.089 |
| Maternal age | 0.096 | 0.095 | 1.01 | 0.311 | -0.090 - +0.282 |
| Gravidity | 0.620 | 0.330 | 1.87 | 0.061 | -0.029 - +1.269 |
| Parity | 1.496 | 0.253 | 5.90 | <0.001 | +0.999 - +1.992 |
| Abortion history | -1.809 | 1.189 | -1.52 | 0.128 | -4.139 - +0.520 |
| Antenatal care | -2.125 | 1.021 | -2.08 | 0.037 | -4.127 - -0.124 |
| Maternal illnes | -4.894 | 2044.38 | -0.00 | 0.998 | -4012 - +4002 |
| Medication | -7.614 | 962.38 | -0.01 | 0.994 | -1894 - +1879 |
| Previous malformations | 13.822 | 1803.71 | 0.01 | 0.994 | -3521 - +3549 |
| Sex | 1.858 | 0.823 | 2.26 | 0.024 | +0.243 - +3.472 |
| Birth weight | -0.002 | 0.001 | -3.29 | 0.001 | -0.004 - -0.001 |