This week's report
- View the current weekly flu report.
Highlights
- Influenza severity for Massachusetts is low this week.
- The percent of influenza-like illness (ILI) visits in Massachusetts is 1.96%, which is comparable to the regional baseline of 2.0%.
- The percent of hospitalizations associated with influenza is 0.57%, which is higher than last season, comparable to the 2019-2020 season, and lower than the 2018-2019 season.
- Overall ILI activity is low, but increasing. The Central, Northeast, Southeast and West regions are reporting low ILI activity; Boston, Inner Metro Boston and Outer Metro Boston are reporting minimal ILI activity.
- Laboratory-confirmed influenza cases increased by 47% this week. More influenza A than influenza B positive specimens have been reported by hospitals and outpatient facilities in Massachusetts. A second peak of laboratory confirmed influenza A is presently occurring in Massachusetts, see Figure 5. For influenza A, the predominant strain is currently H3N2.
- The number of influenza vaccine doses administered this flu season is comparable to last season in the same week. The vaccination rate for all ages is 48%. See figure 6 and 7 for vaccination data.
- Nationally, influenza activity is highest in the central and south-central regions of the country and is increasing in the northeastern regions.
- Additional statewide and national data including geographic spread, ILI activity, and pneumonia and influenza mortality are available at CDC’s FluView Weekly Report at https://www.cdc.gov/fluview/index.html and FluView Interactive https://www.cdc.gov/fluview/overview/fluview-interactive.html.
- Statewide and national COVID data are available at https://www.mass.gov/info-details/covid-19-response-reporting and https://covid.cdc.gov/covid-data-tracker/#datatracker-home
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: | April 8, 2022 |
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