Test-Negative Design: The Importance of Laboratory-Confirmed Illness in Estimating the Effectiveness of Influenza Vaccine in Older Adults
- PMID: 28931239
- DOI: 10.1093/infdis/jix269
Test-Negative Design: The Importance of Laboratory-Confirmed Illness in Estimating the Effectiveness of Influenza Vaccine in Older Adults
Keywords: Influenza vaccine effectiveness; older adults; test negative design.
Comment on
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The Importance of Frailty in the Assessment of Influenza Vaccine Effectiveness Against Influenza-Related Hospitalization in Elderly People.J Infect Dis. 2017 Aug 15;216(4):405-414. doi: 10.1093/infdis/jix282. J Infect Dis. 2017. PMID: 28931244 Free PMC article.
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