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Birth-weight-specific infant mortality risks and leading causes of death. Illinois, 1980-1989

C J Alo1, H L Howe, M R Nelson

  • 1Division of Epidemiologic Studies, Illinois Department of Public Health, Springfield 62761.

American Journal of Diseases of Children (1960)
|October 1, 1993
PubMed

Insights

Black infants face higher mortality risks, particularly those with normal birth weight during the neonatal period and all black infants postneonatal. Addressing this requires focusing beyond low birth weight to other risk factors.

Area of Science:

  • Perinatal and neonatal health disparities
  • Public health and epidemiology

Background:

  • Significant racial disparities exist in infant mortality rates.
  • Understanding birth-weight-specific risks is crucial for targeted interventions.

Purpose of the Study:

  • To compare mortality risks between white and black infants in Illinois.
  • To analyze these differences by infant age at death and cause of death.
  • To examine risks specific to birth weight.

Main Methods:

  • Population-based birth cohort study in Illinois (1980-1989).
  • Utilized linked birth and death certificate data for all Illinois infants.
  • Computerized linkage algorithm matched death certificates to birth certificates.

Main Results:

  • Higher mortality risks for black infants were observed in the neonatal period for normal birth weight infants.
  • All black infants, irrespective of birth weight, showed increased postneonatal mortality risks.
  • These findings highlight specific periods and birth weight categories contributing to the black-white infant mortality gap.

Conclusions:

  • Reducing black infant mortality requires addressing factors beyond low birth weight and prematurity.
  • Interventions should target risk factors for normal birth weight black infants.
  • Efforts must also focus on postneonatal mortality risks for all black infants.
Abstract

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