Abstract
In April 1947, during a smallpox outbreak in New York City (NYC), more than 6 million people were vaccinated. To determine whether vaccination increased cardiac death, we reviewed NYC death certificates for comparable periods in 1946, 1947, and 1948 (N = 81,529) and calculated adjusted relative death rates for the postvaccination period. No increases in cardiac deaths were observed.
MeSH terms
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Adult
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Death Certificates / history*
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Heart Diseases / etiology
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Heart Diseases / history*
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Heart Diseases / mortality
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History, 20th Century
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Humans
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Immunization Programs / history
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Mass Vaccination / history*
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Middle Aged
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New York City / epidemiology
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Smallpox / prevention & control
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Smallpox Vaccine / administration & dosage
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Smallpox Vaccine / adverse effects
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Smallpox Vaccine / history*