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Weekly Flu Report, March 13, 2020

Massachusetts Department of Public Health weekly influenza update

Table of Contents

This week’s report

View the weekly flu report.

Highlights

  • Influenza severity for Massachusetts is moderate this week.
  • The percentage of influenza-like illness visits for Massachusetts remains higher than the previous two years in the same week.
  • Overall influenza-like illness activity for Massachusetts remains high this week. Inner Metro Boston, Northeast and West regions are reporting moderate ILI activity, all other regions are reporting high ILI activity.
  • The percent of influenza-associated hospitalizations in Massachusetts decreased compared to last week, but remains elevated.
  • In the 2019-2020 flu season, more influenza B than influenza A positive specimens have been reported by hospitals and outpatient facilities in Massachusetts.
  • The number of influenza positive laboratory tests reported to MDPH decreased this week by 21% compared to last week. The number of influenza A and influenza B positive laboratory tests reported to MDPH decreased by 16% and 32%, respectively, compared to last week.
  • All influenza strains that have been characterized in Massachusetts this season to date are covered by the current influenza vaccine.
  • Nationally, influenza-like illness activity remains elevated, and influenza A viruses are now the most commonly reported influenza viruses this season.
  • Additional statewide and national data including geographic spread, ILI activity, and pneumonia and influenza mortality are available at CDC’s FluView Weekly Report at www.cdc.gov/flu/weekly and FluView Interactive https://www.cdc.gov/flu/weekly/fluviewinteractive.htm.
  • For the most up to date information on COVID-19 please visit https://www.cdc.gov/coronavirus/2019-ncov/index.html.

Flu activity remains elevated. It’s not too late to get vaccinated.

Flu vaccination is always the best way to prevent flu and its potentially serious complications.

Additional Resources

Date published: March 13, 2020
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