Real-world effectiveness of influenza vaccine against medical-attended influenza infection during 2023/24 season in Ili Kazakh Autonomous Prefecture, China: A test-negative, case-control study.
Hum Vaccin Immunother
; 20(1): 2394255, 2024 Dec 31.
Article
en En
| MEDLINE
| ID: mdl-39208849
ABSTRACT
In the post-COVID-19 pandemic era, influenza virus infections continuously lead to a global disease burden. Evaluating vaccine effectiveness against influenza infection is crucial to inform vaccine design and vaccination strategy. In this study, we recruited 1120 patients with influenza-like illness (ILI) who attended fever clinics of 4 sentinel hospitals in the Ili Kazakh Autonomous Prefecture, Xinjiang Uygur Autonomous Region, China, from January 1 to April 7, 2024. Using a test-negative design, we estimated influenza vaccine effectiveness (VE) of 54.7% (95% CrI 23.7, 73.1) against medical-attended influenza infection, with 62.3% (95% CrI 29.3, 79.8) against influenza A, and 51.2% (95% CrI 28.7, 83.0) against influenza B. Despite the moderate VE estimated in this study, influenza vaccination remains the most important approach to prevent influenza at the community level.
Palabras clave
Texto completo:
1
Colección:
01-internacional
Banco de datos:
MEDLINE
Asunto principal:
Vacunas contra la Influenza
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Gripe Humana
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Eficacia de las Vacunas
Límite:
Adolescent
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Adult
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Aged
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Child
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Child, preschool
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Female
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Humans
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Infant
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Male
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Middle aged
País/Región como asunto:
Asia
Idioma:
En
Revista:
Hum Vaccin Immunother
Año:
2024
Tipo del documento:
Article
País de afiliación:
China