Risk factors for infant hospital readmission for hyperbilirubinaemia
| Variables | Study group (%) | Control group (%) | Odds ratio (95% CI) |
|---|---|---|---|
| Gestational age ≤36 weeks | 9.5 | 1.6 | 13.2 (2.7 to 64.6) |
| Jaundice in nursery | 90.6 | 55.9 | 7.8 (3.4 to 18.0) |
| Gestational age >36–37 weeks | 16.5 | 4.7 | 7.7 (2.7 to 22.0) |
| Gestational age >37–38 weeks | 28.4 | 8.7 | 7.2 (3.1 to 17.0) |
| Breast feeding | 89.0 | 63.8 | 4.2 (1.8 to 9.9) |
| Length of stay 48–<72 hours | 44.1 | 33.1 | 3.2 (1.4 to 7.1) |
| Male sex | 74.8 | 49.6 | 2.9 (1.5 to 5.7) |
| Length of stay <48 hours | 47.2 | 46.5 | 2.4 (1.1 to 5.3) |
| Gestational age ≥40 weeks | 15.8 | 34.7 | 0.4 (0.2 to 0.7) |
| Initial length of stay ≥72 hours | 8.7 | 20.5 | 0.4 (0.2 to 0.8) |
| No meconium | 3.2 | 22.8 | 0.2 (0.04 to 0.6) |
| Rupture of membranes ≥18 hours before birth | 1.6 | 7.1 | 0.08 (0.01 to 0.5) |
