Unadjusted odds ratio (95% CI) P value Adjusted odds ratio (95% CI) P value
General anesthesia** 18.1 (8.41–38.9) <0.001 13.3 (5.52–32.0) <0.001
Cardiac event during pregnancy 312 (1.44–6.76) 0.004 1.29 (0.47–3.50) 0.62
Gestational age at delivery category 0.16 (0.09–0.28) <0.001 0.28 (0.11–0.69) 0.006
Birth weight (per 100 g) 0.83 (0.77–0.89) <0.001 0.96 (0.86–1.06) 0.40
Emergency caesarean section 0.66 (0.52–0.85) 0.001 0.90 (0.38–2.10) 0.80