ER visits for the flu jumped from 2.9% to 5.4% last week

Percentage of emergency department patient visits for influenza over the past six months

Data is calculated at the end of each week. Each number represents a percentage of emergency department patient visits for influenza of all ED patient visits observed for the given week from data submitted to the National Syndromic Surveillance Program (NSSP) at the CDC.
Chart: Tejal Wakchoure/NBCSource: Centers for Disease Control and Prevention (CDC)Created with Datawrapper