infant mortality(redirected from Infant mortality in the 20th century)
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Related to Infant mortality in the 20th century: infant mortality rate
the statistical rate of infant death during the first year after live birth, expressed as the number of such deaths per 1000 live births in a specific geographic area or institution in a given period. Neonatal mortality (death within 28 days of birth) accounts for 70% of infant mortality.
infant mortalityEpidemiology Death of a child < age 1 Etiology Congenital defects, short gestation, low birth weight, pneumonia, influenza, neonatal infections, complications of placenta, cord, membranes, intrauterine hypoxia, birth asphyxia, respiratory distress syndrome, accidents, SIDS. See Infant mortality rate. Cf Postneonatal mortality.
The number of deaths of children younger than 1 year of age per 1000 live births per year.
See also: mortality