CDC: 2011-2012 influenza season lowest on record

ATLANTA — The 2011-2012 influenza season was one of the mildest and latest seasons on record, according to a report from the Centers for Disease Control and Prevention.

The peak percentage of outpatient visits for influenza-like illnesses of 2.4% was the lowest reported since the system began in its current format in 1997. The peak percentage of visits for ILI during those 14 seasons ranged from 3.2% for the 2002-2003 season to 7.7% during the 2009 H1N1 pandemic.

During the 2011-2012 season, the CDC reported that influenza activity peaked in the week ended March 17.