Parameter | Estimated Cost-Effectiveness Ratio | |
---|---|---|

Lower Bound | Upper Bound | |

1. Base case* | $19 800 | $94 800 |

2. Do not control for observed SES variables (Medicaid status, race, maternal marital status, and maternal age) in the logistic regression | $19 000 | $91 200 |

3. LOS specified as ln (LOS) | $17 300 | $83 200 |

4. LOS specified as l/LOS | $24 200 | $116 300 |

5. Life expectancy of 66 y | $20 600 | $98 900 |

6. Life expectancy of 86 y | $19 200 | $92 000 |

7. Control for clinical variables (infection, severe respiratory problems, trauma, other severe outcomes, preterm delivery) in logistic regression | $16 900 | $81 100 |

8. Assume increase in LOS is half what would occur if all newborns and mothers used up the full amount of time allotted to them under federal law | $19 600 | $90 200 |

9. Include an indicator variable for method of delivery in the logistic regression | $11 500 | $55 000 |

10. Include all deaths that occurred within 90 d of birth in the dependent variable | $7100 | $34 000 |

11. Include all deaths that occurred within 1 y of birth in the dependent variable | $6200 | $29 900 |

12. Discount rate of 0% annually | $8000 | $38 300 |

13. Discount rate of 5% annually | $29 600 | $142 200 |

↵* LOS untransformed; life expectancy of 76 y after time of infant death; 3% annual discount rate; ignore postneonatal deaths.