Table 2.
Results of multivariate analysis of neonatal MAS.
| Variable | β | SE | Waldχ2 | P value | OR(95%CI) |
|---|---|---|---|---|---|
| Low amniotic fluid index before delivery | 1.051 | 0.448 | 5.504 | .019 | 2.862 (1.189~6.883) |
| Gestational age | −0.642 | 0.303 | 4.489 | .034 | 0.526 (0.291~0.953) |
| Cesarean birth | 0.975 | 0.392 | 6.186 | .013 | 2.650 (1.230~5.714) |
| Amniotic fluid pollution level | 1.435 | 0.464 | 9.565 | .002 | 4.199 (1.692~10.423) |
| Newborn umbilical cord blood pH value | 1.078 | 0.424 | 6.464 | .011 | 2.938 (1.280~6.746) |
| Newborn Apgar 1-minute score | 1.142 | 0.416 | 7.536 | .006 | 3.133 (1.387~7.078) |
MAS = meconium aspiration syndrome, pH = hydrogen ion concentration index.