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Toby L. Merlin, M.D. Deputy Incident Manager CDC H1N1 Response
2009 H1N1 Influenza Update (20 Nov 09) Toby L. Merlin, M.D. Deputy Incident Manager CDC H1N1 Response 1
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Percentage of Visits for Influenza-like Illness (ILI) Reported by the U.S. Outpatient Influenza-like Illness Surveillance Network (ILINet), National Summary October 1, 2006 – November 14, 2009 5.5%
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Epidemiology/Surveillance
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Number of Influenza-Associated Pediatric Deaths by Week of Death: 2007-08 season to present
Number of Deaths Reported=138 CDC identified 21 confirmed influenza-associated pediatric deaths during Week 45 15 H1N1 6 Influenza A The total number of confirmed H1N1 influenza-associated pediatric deaths since April 1, 2009 is 171* Number of Deaths Reported = 88 Number of Deaths Reported = 127 Deaths Reported Current Week Deaths Reported Previous Weeks 2009 Influenza A (H1N1) Deaths Reported Current Week 2009 Influenza A (H1N1) Deaths Reported Previous Weeks
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State Hospitalization and Mortality Aggregate Reporting Influenza Week 45 – 20 NOV 2009
Rate per 100,000 Population
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School Dismissal Monitoring System, United States, 08/03 – 11/19, 2009
On Nov 19, the same three schools were closed as the day before, affecting 736 students in 2 states (ME, MI). A local contact in Maine indicated the likely cause to be high staff absenteeism and difficulty finding substitute teachers. Schools Dismissed
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