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Table 5 Adjusted odds ratios, confidence limits and p -values by gestational age at birth

From: Association between gestational age at birth, antenatal corticosteroids, and outcomes at 5 years: multiple courses of antenatal corticosteroids for preterm birth study at 5 years of age (MACS-5)

Outcome Gestational age at birth OR [ 95% confidence limits] p-value p-value for interaction
Death or severe disabilitya < 30 weeks 0.85 [0.35, 2.11] 0.608 0.064
30-36 weeks 0.84 [0.52, 1.36] 0.262
≥ 37 weeks 1.69 [1.04, 2.77] 0.037*
Neurosensory disabilityb < 30 weeks 0.85 [0.35, 2.11] 0.732 0.021
30-36 weeks 0.84 [0.52, 1.36] 0.481
≥ 37 weeks 3.70 [1.57, 8.75] 0.004*
Neurocognitivec < 30 weeks 0.84 [0.35, 2.01] 0.698 0.605
30-36 weeks 0.91 [0.61, 1.36] 0.632
≥ 37 weeks 1.31 [0.75, 2.29] 0.347
Deathd < 30 weeks 1.10 [0.54, 2.24] 0.794 0.587
30-36 weeks 0.68 [0.35, 1.31] 0.247
  ≥ 37 weeks sparse data, no convergence  
  1. aadjusted for gestational age at randomization, premature rupture of membranes, maternal smoking, parity and the country’s perinatal mortality rate.
  2. badjusted for gestational age at randomization and premature rupture of membranes.
  3. cadjusted for gestational age at randomization, multiple pregnancy, maternal smoking, sex of the baby and the country’s perinatal mortality rate.
  4. dadjusted for gestational age at randomization, premature rupture of membranes, parity and the country’s perinatal mortality rate.