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Table 4 Risk of adverse neonatal outcomes after birth for 1,016 a publicly insured women compared with 1,016 a privately insured women that were individually matched on the propensity score of maternal demographics

From: Neonatal outcomes after preterm birth by mothers’ health insurance status at birth: a retrospective cohort study

  n Unadjusted Adjusted for antenatal factors
  public/private RR (95% CI) ARR (95% CI)b
Low Apgar score at 5 mins <7c 15/6 2.50 (0.97–6.44) 2.63 (1.06–6.52)
>1 min to unassisted breathinge 137/87 1.57 (1.22–2.02) 1.61 (1.25–2.07)
Resuscitationf 12/10 1.20 (0.54–2.67) ---d
Admission to special care 96/251 0.83 (0.80–0.87) 0.84 (0.80–0.87)
  1. a Restricted to singleton, preterm births (32–36 weeks gestation), where the infant was live-born and without birth defects.
  2. b Adjusted for threatened abortion, threatened pre-term labour, pre-eclampsia, placenta-praevia, and pre-labour rupture of membranes.
  3. c Apgar score at 5 minutes = 0–6.
  4. d Too small sample size for reliable estimation.
  5. e >1 minutes until establishment of unassisted breathing.
  6. f Endotracheal intubation or external cardiac massage.