10.6084/m9.figshare.c.3632087_D2.v1 Elizabeth Lee Elizabeth Lee Cécile Viboud Cécile Viboud Lone Simonsen Lone Simonsen Farid Khan Farid Khan Shweta Bansal Shweta Bansal Additional file 2 of Detecting signals of seasonal influenza severity through age dynamics Springer Nature 2015 Influenza Influenza-like illness Severity Metrics Age patterns Epidemiology Mortality United States 2015-12-29 05:00:00 Dataset https://springernature.figshare.com/articles/dataset/Additional_file_2_of_Detecting_signals_of_seasonal_influenza_severity_through_age_dynamics/4427048 Historical CDC documentation of past influenza seasons. Table of qualitatively-assigned severity categories and surveillance system text descriptions drawn from Centers for Disease Control and Prevention (CDC) influenza season summaries and Morbidity and Mortality Weekly Reports (MMWR) for the 1997–98 through 2013–14 flu seasons. Severity categories were assigned according to the algorithm described in Additional file 1: Supporting material section S3.1. (XLSX 23 kb)