Development and external validation of the FluScoreVax risk score for influenza that incorporates vaccine status

To develop and externally validate a simple risk score for influenza diagnosis based using vaccination history and patient-reported symptoms. We developed and externally validated the FluScoreVax risk score, available as an app. It classifies 61% of patients as low risk, of whom only 7% had influenza.

Recommended citation: Ebell M, Chen Y, Luo F, Shen Y, et al. (2025). "Development and External Validation of the FluScoreVax Risk Score for Influenza That Incorporates Vaccine Status." The Journal of the American Board of Family Medicine. 38(3): 401-410.
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