2009 Pandemic H1N1 Influenza Epidemiology
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Transcript of 2009 Pandemic H1N1 Influenza Epidemiology
2009 Pandemic H1N1 Influenza Epidemiology
April 2009 – January 2010Preliminary
Laboratory-confirmed (Culture & Rapid Tests) Influenza Cases & Influenza-Like Illness, Massachusetts 2008-2009
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MMWR Reporting Week
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Culture Reports
Rapid Reports
Percent Patients With ILI
1. Influenza cases confirmed via viral culture or rapid test by specimen collection date.2. Influenza-like illness (ILI, defined as fever>100F and cough and/or sore throat), as reported by Massachusetts sentinel surveillance sites by CDC week date.
Source: Massachusetts Immunization Program
Laboratory-Confirmed Influenza Cases and Influenza-Like Illness
Massachusetts, October 4, 2009 – January 21, 2010
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MMWR Reporting Week
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Source: Massachusetts Immunization Program BID Office of Surveillance and Informatics Services
Percentage of Influenza-Like Illness Visits Reported by Sentinel Provider Sites - Massachusetts
Source: Massachusetts Immunization Program
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MMWR Reporting Week
% I
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lln
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2009-2010 2008-2009 2007-2008
novel 2009-H1N1 DUB – 30 DEC 2009 Data are provisional and will not be officially released by the CDC until 1100 EDT
Internal Use Only (FIUO)---For Official Use Only (FOUO) -Sensitive But Unclassified (SBU) - NOT FOR FURTHER DISTRIBUTION
Epidemiology/SurveillanceILINet Cumulative Number of Standard Deviations Above Non Influenza Season Mean – H1N1Both Waves
April 26 – December 13, 2009
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ILI Net Number of SD Over Baseline All Waves
Source: Massachusetts Immunization Program
N = 389
Source: Massachusetts Immunization Program
Source: Massachusetts Immunization Program
Source: Massachusetts Immunization ProgramMDPH MassCHIP 2005 Population Estimates
N = 389
Source: Massachusetts Immunization Program
N = 389
Source: Massachusetts Immunization ProgramMDPH MassCHIP 2005 Population Estimates
N = 1959
Source: Massachusetts Immunization ProgramMDPH MassCHIP 2005 Population Estimates
N = 389
Source: Massachusetts Immunization ProgramMDPH MassCHIP 2005 Population EstimatesDeath proportions based on 2007 data – MDPH Registry of Vital Statistics
N = 30
Source: Massachusetts Immunization ProgramMDPH MassCHIP 2005 Population Estimates
Source: Massachusetts Immunization ProgramMDPH MassCHIP 2005 Population Estimates
Source: Massachusetts Immunization ProgramMDPH MassCHIP 2005 Population EstimatesDeath proportions based on 2007 data – MDPH Registry of Vital Statistics
Source: Massachusetts Immunization ProgramMDPH MassCHIP 2005 Population Estimates
Source: Massachusetts Immunization Program
novel 2009-H1N1 DUB – 30 DEC 2009 Data are provisional and will not be officially released by the CDC until 1100 EDT
Internal Use Only (FIUO)---For Official Use Only (FOUO) -Sensitive But Unclassified (SBU) - NOT FOR FURTHER DISTRIBUTION
Epidemiology/SurveillanceProportion of Adults Immune from Natural Infection and Proportion with Natural and Vaccine
Induced Immunity by State December 13, 2009
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Florida
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Ohio
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Mich
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Georgia
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Idah
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rth Ca
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Virgin
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Jers
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tucky
Utah
Estimated Proportion Immune Natural Immune plus Vax
novel 2009-H1N1 DUB – 30 DEC 2009 Data are provisional and will not be officially released by the CDC until 1100 EDT
Internal Use Only (FIUO)---For Official Use Only (FOUO) -Sensitive But Unclassified (SBU) - NOT FOR FURTHER DISTRIBUTION
Epidemiology/SurveillanceProportion of Adult Population Immune by Natural Infection and Vaccination