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Pertussis Surveillance
Florida Health
Disease Control- DiseaseControl@flhealth.gov
- 850-245-4444
-
Florida Health
4052 Bald Cypress Way
Tallahassee, FL 32399
April Key Points
6 months
highest 6 month incidence
The number of pertussis cases reported in April increased from the previous month, and was above the previous 5-year average.
In April 2025, 150 pertussis cases were reported in 35 counties, outlined in black in the map below. From February 2025 through April 2025 the average county rates varied throughout the state.
In 2025, 488 pertussis cases were reported†. The number of cases in 2025 is above the number of cases reported at this time in 2020-2024.
†CDC MMWR report year
In April 2025, 5 pertussis cases were outbreak-associated. In the past 6 months, there was an average of 30 household-associated cases, an average of 5 outbreak-associated cases, and an average of 113 total cases. From November 2023 to April 2024, there was an average of 4 household-associated cases, an average of 1 outbreak-associated case and an average of 20 total cases. For most pertussis cases, exposure to other known cases is not identified and are not able to be linked to outbreaks.
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