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Table 1 Start and End Weeks of Victorian Influenza Season as Determined by Proposed EWMA Approach and Retrospective Analysis

From: Detecting the start of an influenza outbreak using exponentially weighted moving average charts

    Retrospective Analysis
EWMA (week #) Start End
Year Start End Week # Date Week # Date
2002 24 41 23 June 3-9 41 Oct. 7-13
2003 31 43 31 July 28-Aug. 3 42 Oct. 13-19
2004 37 38 37 Sept. 6-12 46 Nov. 8-14
2005 23 40 22 May 30-June 5 40 Oct. 3-9
2006 23 39 23 June 5-11 38 Sept. 25-Oct. 1
2007 28 49 28 July 9-15 48 Nov. 26-Dec. 2
2008 28 48 28 July 7-13 48 Nov. 24-30