Risk factors of COVID-19 breakthrough infection: a case-control test-negative design study
The probability of breakthrough SARS-CoV-2 infection was significantly higher in hospitalized patients who had received their last vaccine dose more than six months before hospitalization; while immunosuppression was the most important risk factor for breakthrough infection.
Authors
- Oleguer Parés‐Badell (ORCID: https://orcid.org/0000-0003-2568-7550)
- Laia Pinós (ORCID: https://orcid.org/0000-0002-0254-0209)
- Cristina Andrés (ORCID: https://orcid.org/0000-0002-3200-0895)
- Andrés Antón (ORCID: https://orcid.org/0000-0002-1476-0815)
- Blanca Borràs-Bermejo (ORCID: https://orcid.org/0000-0003-4111-5632)
- Susana Otero-Romero (ORCID: https://orcid.org/0000-0002-1451-6927)
- Gabriela Tejada-Panduro
- Ingrid Carbones
Institutions
- Hebron University (PS)
- Instituto de Salud Carlos III (ES)
- Vall d'Hebron Institut de Recerca (ES)
- Vall d'Hebron Hospital Universitari (ES)
- Instituto de Investigación de Enfermedades Raras (ES)
Publication Details
- Journal
- BMC Infectious Diseases
- Published
- 2025-10-17
- DOI
- https://doi.org/10.1186/s12879-025-11773-x
- Primary Topic
- SARS-CoV-2 and COVID-19 Research
- Type
- article
- Field-Weighted Citation Impact
- 0.00