noun
EXAMPLES FROM CORPUS
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In the last great outbreak in 1911, 32,000 infants died of diarrhoea and the infant mortality rate climbed to 130.
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The higher infant mortality rate among the working class was probably a major element throughout the nineteenth century in encouraging frequent pregnancies.
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The post-war concern about population decline and the high infant mortality rate contributed to the introduction of the Midwives Act 1902.
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Their average life expectancy was 12 years less than that of whites, their infant mortality rate twice that of whites.