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Table 4 Multivariable analysis of risk factors for breakthrough severe COVID-19 infections requiring hospitalization among the fully vaccinated, partially vaccinated, and unvaccinated individuals

From: Epidemiology, clinical features and outcomes of hospitalized patients with COVID-19 by vaccination status: a multicenter historical cohort study

Characteristic

Odds Ratio

p-value

95% CI

Age at admission

1.02

0.02

1.004, 1.04

Fully vaccinated*

0.19

<0.001

0.09, 0.38

Black/African American race**

0.39

0.001

0.22, 0.70

Albumin

0.51

0.007

0.31, 0.83

BMI

1.04

0.005

1.01, 1.08

Steroids use (Home)

7.5

0.03

1.3, 44.9

  1. Abbreviations CI: Confidence interval, BMI: Body mass index
  2. *Unvaccinated is the comparator category
  3. **White race is the comparator category
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Virology Journal

ISSN: 1743-422X