Waning Protection Against Severe COVID-19 Following Vaccination: A Longitudinal IPTW Analysis of Emergency Department Encounters
COVID-19 vaccination provides sustained protection against severe outcomes for up to 18 months, after which effectiveness declines substantially. These findings support booster dose strategies based on time since last vaccination and targeted prioritization for high-risk populations.
Authors
- Amit Bahl (ORCID: https://orcid.org/0000-0001-9495-1293)
- Yuying Xing (ORCID: https://orcid.org/0000-0002-9701-6687)
Institutions
- Oakland University (US)
- Beaumont Health (US)
- Beaumont Hospital, Royal Oak (US)
Publication Details
- Journal
- Infectious Disease Reports
- Published
- 2025-11-13
- DOI
- https://doi.org/10.3390/idr17060142
- Primary Topic
- SARS-CoV-2 and COVID-19 Research
- Type
- article
- Field-Weighted Citation Impact
- 0.00