Table 4 Odds ratio of neonatal outcomes by infertility treatment in chorioamnionitis population

LBW

0.912 (0.774–1.075)

1.103 (0.927–1.312)

1.103 (0.927–1.312)

VLBW

1.482 (1.265–1.736)

2.083 (1.665–2.606)

2.083 (1.664–2.606)

Preterm birth

1.262 (1.139–1.399)

1.497 (1.324–1.692)

1.497 (1.324–1.693)

Moderate and late preterm birth

1.104 (0.958–1.271)

1.283 (1.104–1.492)

1.283 (1.104–1.492)

Very preterm birth

1.312 (1.035–1.663)

1.772 (1.356–2.315)

1.770 (1.355–2.313)

Extremely preterm birth

1.590 (1.332–1.899)

2.290 (1.737–3.018)

2.291 (1.737–3.020)

NICU

1.127 (1.058–1.199)

1.233 (1.155–1.315)

1.234 (1.156–1.317)

Assisted ventilation

1.263 (1.158–1.377)

1.339 (1.223–1.466)

1.340 (1.224–1.467)

Assisted ventilation > 6 h

1.403 (1.222–1.611)

1.602 (1.384–1.855)

1.603 (1.384–1.856)

Use of surfactant

1.656 (1.321–2.075)

1.947 (1.522–2.490)

1.948 (1.524–2.492)

Use of antibiotic

1.418 (1.331–1.512)

1.496 (1.400–1.598)

1.496 (1.400–1.598)