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Pertussis (Whooping Cough)

Florida Health

Disease Control

April Key Points

7 Cases
41 cases in the past
6 months
No new outbreaks
<1 year olds had
highest 6 month incidence rate


In 2023, 28 pertussis cases were reported in 13 counties. There was a 41% increase in the number of pertussis cases reported between November 2022 — April 2023 compared to November 2021 — April 2022 (n=29 cases).

A graph showing a summary of the total number of pertussis cases reported by year with an emphasis on 2019. In total for each year there have been: 326 in 2018; 391 in 2019; 216 in 2020; 55 in 2021, 60 in 2022, and 28 in 2023.

The number of pertussis cases reported in April increased from the previous month, and was below the previous 5-year average.

A graph showing a summary of pertussis cases reported by month in 2023 as compared to the previous 5-year average. In April 2023, 7 cases of pertussis were reported, which is below the previous 5-year average.

In April 2023, 2 pertussis cases. were household-associated. In the past 6 months, there was an average of 1 household-associated case and an average of 7 total cases. From November 2021 - April 2022, there was an average of 0 household-associated cases and an average of 5 total cases. For most pertussis cases, exposure to other known cases is not identified and are not able to be linked to outbreaks.

A graph showing a bar graph of the average number of total cases compared to the average number of household-associated cases and the average number of outbreak-associated cases for November 2022 - April 2023 and November 2021 - April 2022. There was an average of 1 household-associated cases between November 2022 - April 2023 and an average of 0 household-associated cases between November 2021 and April 2022.

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