Variable

AOR (95% CI)

p-value

Pyelonephritis

3.1 (1.1 - 3.6)

0.002

Amnionitis

1.1 (1.7 - 2.5)

0.002

Preterm labor

4.4 (1.0 - 12.7)

0.008

Preterm delivery

4.6 (1.9 - 22.9)

0.05

Weight < 2500

2.1 (0.8 - 5.6)

0.05

Neonatal infection

13.0 (0.9 - 191.6)

0.04

Neonatal intensive care unit admission

2.46 (1.7 - 3.6)

0.003