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The BioSense Influenza Module

The BioSense Influenza Module. Craig Hales MD MPH Centers for Disease Control and Prevention National Center for Public Health Informatics October 26, 2009. The findings and conclusions in this report are those of the authors and do not

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The BioSense Influenza Module

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  1. The BioSense Influenza Module Craig Hales MD MPH Centers for Disease Control and Prevention National Center for Public Health Informatics October 26, 2009 The findings and conclusions in this report are those of the authors and do not necessarily represent the views of the Centers for Disease Control and Prevention.

  2. The Influenza Module • Collaboration • Influenza Division • BioSense Program • Purposes • Combines traditional and new types influenza surveillance data sources • Present in a single application through maps and time series • Common format and user interface • State and local users have access to • National and regional level data • State-specific data • Deployed December 2007

  3. Timing of Influenza Module Updates • The data are updated twice a week • For example: • As of Monday, October 26 the module is current to Saturday, October 17 (week 41) • By mid-week, the BioSense data will be updated to Saturday, October 24 (week 42)

  4. Traditional Influenza Data Sources • ILINet (Sentinel Provider Network) • % Influenza-like Illness (ILI) • WHO/National Respiratory and Enteric Virus Surveillance System (NREVSS) • # positive influenza isolates by type/subtype; Percent positive • State and Territorial Epidemiologists Reports • No Activity, Sporadic, Local Activity, Regional, Widespread

  5. Emergency Departments • Source of data: state/local health departments, hospital systems, individual hospitals • Chief complaints • 553 facilities reporting (approx. 12% of US ED visits) • Flu OR (Fever AND (Cough OR Upper Respiratory Infection)) • Final diagnosis (ICD-9-CM) • 206 facilities reporting • Flu OR (Fever AND (Cough OR Upper Respiratory Infection))

  6. DoD/VA Outpatient Clinics • Final diagnosis (ICD-9-CM) • 1,117 facilities reporting • Flu OR (Fever AND (Cough OR Upper Respiratory Infection))

  7. Antiviral Rx Data • Data source: RelayHealth, an electronic prescriptions claims services provider • 20,000 and 30,000 pharmacies report per week • Represents approximately 50% of anti-infective prescriptions across the U.S. • Limited to Rx covered by a third-party payer, such as an insurance company • Antiviral %: Ratio of influenza antiviral prescriptions to all anti-infective prescriptions • Includes all influenza antivirals: amantadine, rimantadine, oseltamivir, and zanamivir

  8. LabCorp/Quest • Test types: • Antigen, PCR, Culture • 2,000-6,000 influenza test results during weeks with highest influenza activity • Lab Corp • Began testing for H1N1 in September 2009 • Not yet incorporated into influenza module • Quest • Began testing for H1N1 in July 2009 • Not yet incorporated into influenza module

  9. For more information on data sources and analytics:

  10. Influenza Module Training • Once a month • Tuesday, 11/10/2009: 1-2 pm ET • Tuesday, 12/8/2009: 1-2 pm ET • To register for a training or get access to the influenza module, email biosensehelp@cdc.gov

  11. Alegent Health Aurora Health Care Corporate Office BJC Healthcare Banner Health Baylor Health Care System Beth Israel Deaconess Medical Center CDC Influenza Division CHRISTUS Health Children's Hospital Boston Children's Hospital Los Angeles Cook Childrens Health Care System Cook County Bureau of Health Cook County Department of Public Health Denver Health and Hospital Authority Department of Defense Georgia Division of Public Health Gwinnett Health System Indiana State Department of Health Johns Hopkins Hospital and Health System LabCorp MedStar Health Methodist Healthcare Michigan Department of Community Health Missouri Department of Health and Senior Services Mount Carmel Health System NCDETECT Ohio Department of Health Oregon Health Sciences University Quest Diagnostics RelayHealth Saint Luke's Health System Sentara Healthcare Sharp HealthCare Sierra Providence Health Network Tarrant County Advance Practice Center Tenet Healthcare Corporation Thomas Jefferson University Hospital University Medical Center Las Vegas University of California San Diego Healthcare Veterans Administration Acknowledgments:Data Sources

  12. Your Feedback is Appreciated Craig Hales MD MPH chales@cdc.gov 404-498-6863 BioSense e-mail address: biosensehelp@cdc.gov

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