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Table 1 Background of the research subjects (N = 458)

From: Impact of age, sex and medical history on adverse reactions to the first and second dose of BNT162b2 mRNA COVID-19 vaccine in Japan: a cross-sectional study

Mean age (SD, range)

 All

38.9 (12.8, 19–77)

Sex

 Male number (%)

195 (42.6)

 Female number (%)

263 (57.4)

Medical history

 Yes (%)

54 (11.8)

 No (%)

404 (88.2)

  1. Medical history was identified as heart disease, kidney disease, liver disease, blood disorders, blood coagulation system disorders, immunodeficiency, and others in this study
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BMC Infectious Diseases

ISSN: 1471-2334

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