Volume 28, Number 7—July 2022
Synopsis
Vaccine Effectiveness during Outbreak of COVID-19 Alpha (B.1.1.7) Variant in Men’s Correctional Facility, United States
Rachel A. Silverman1, Alessandro Ceci1, Alasdair Cohen, Meagan Helmick, Erica Short, Paige Bordwine, Michael J. Friedlander, and Carla V. Finkielstein
Table
Relative risk of SARS-CoV-2 infection among incarcerated persons during an outbreak at a men’s correctional facility in rural Virginia, April 2021*
| Characteristic | Unadjusted |
Adjusted |
|||
|---|---|---|---|---|---|
| No. persons | RR (95% CI) | No. persons | RR (95% CI) | ||
| Combined | |||||
| Unvaccinated vs. fully vaccinated | 791 | 7.77 (4.75–12.69)† | 787 | 8.82 (5.23–14.90)† | |
| Age, 1 y increase | 791 | 0.99 (0.98–1.01) | 787 | 1.03 (1.01–1.05)‡ | |
| Race. Black vs. White |
787 |
1.96 (1.19–3.258)‡ |
787 |
1.51 (0.91–2.49) |
|
| Stratified by vaccine status | |||||
| Fully vaccinated | |||||
| Age, 1 y increase | 557 | 1.01 (0.97–1.05) | 554 | 1.01 (0.97–1.05) | |
| Race, Black vs. White | 554 | 1.21 (0.48–3.02) | 554 | 1.24 (0.49–3.14) | |
| Unvaccinated | |||||
| Age, 1 y increase | 234 | 1.03 (1.01–1.05)‡ | 233 | 1.04 (1.01–1.06)‡ | |
| Race, Black vs. White | 233 | 1.40 (0.79–2.49) | 233 | 1.70 (0.92–3.14) | |
*Relative risk calculated using Poisson regression. RR, relative risk. †p<0.001. ‡p<0.01.
1These authors contributed equally to this article.
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