Projects per year
Abstract
Several population-level studies have described individual clinical risk factors associated with suboptimal antibody responses following COVID-19 vaccination, but none have examined multimorbidity. Others have shown that suboptimal post-vaccination responses offer reduced protection to subsequent SARS-CoV-2 infection; however, the level of protection from COVID-19 hospitalisation/death remains unconfirmed. We use national Scottish datasets to investigate the association between multimorbidity and testing antibody-negative, examining the correlation between antibody levels and subsequent COVID-19 hospitalisation/death among double-vaccinated individuals. We found that individuals with multimorbidity ( ≥ five conditions) were more likely to test antibody-negative post-vaccination and 13.37 [6.05-29.53] times more likely to be hospitalised/die from COVID-19 than individuals without conditions. We also show a dose-dependent association between post-vaccination antibody levels and COVID-19 hospitalisation or death, with those with undetectable antibody levels at a significantly higher risk (HR 9.21 [95% CI 4.63-18.29]) of these serious outcomes compared to those with high antibody levels.
Original language | English |
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Article number | 107 |
Journal | npj Vaccines |
Volume | 9 |
Issue number | 1 |
DOIs | |
Publication status | Published - 14 Jun 2024 |
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Interleukin-1ß protects against multi-organ endothelial injury
Dhaun, N. (Principal Investigator)
UK central government bodies/local authorities, health and hospital authorities
1/08/20 → 31/07/25
Project: Research
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COVID-19: Early Assessment of COVID-19 epidemiology and Vaccine/anti-viral Effectiveness (EAVE II)
Simpson, C. (Principal Investigator) & Sheikh, A. (Co-investigator)
1/04/20 → 30/09/21
Project: Research
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BREATHE - The Health Data Research Hub for Respiratory Health
Sheikh, A. (Principal Investigator)
1/10/19 → 31/03/23
Project: Research