Published on in Vol 7, No 1 (2015):

Temporal Association between ILI and the Winter Holiday Break, U.S. 2004-2012

Temporal Association between ILI and the Winter Holiday Break, U.S. 2004-2012

Temporal Association between ILI and the Winter Holiday Break, U.S. 2004-2012

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The difference between observed and predicted ILI rates during the winter holiday period varies across HHS region and influenza seasons. Most frequently, the last week in December had higher observed than predicted ILI rates, and the first week of January had lower observed than predicted ILI rates.