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Table 3 Logistic regression analysis of variables associated with any event within 7 days of vaccination among 3213 subjects

From: Active surveillance for safety monitoring of seasonal influenza vaccines in Italy, 2015/2016 season

 

Adjusted OR (95% CI)

Age

  ≤ 14

3.80 (2.55–5.67)

 15–25

3.26 (1.77–6.00)

 26–65

2.45 (0.90–1.72)

 66–79

1.51 (1.17–1.80)

  ≥ 80

1

Sex

 Males

1

 Females

1.51 (1.27–1.80)

Type of vaccines

 Subunit

1

 Adjuvanted

1.81 (1.31–2.49)

 Split

0.71 (0.53–0.96)

 Intradermal

3.53 (2.58–4.84)

  1. Variables considered in the multivariate model are age at vaccination, sex and type of vaccines administered
  2. OR odds ratio, CI confidence interval