Pertussis (Whooping Cough)
Contact: Florida Health
August Key Points
contacts per case
or unknown vaccination status
The number of pertussis cases reported in August increased slightly from the previous month and was above the previous 5-year average. In general, more pertussis cases are reported during the summer months.
The 51 pertussis cases in August were reported among the 24 counties outlined in black. From June through August 2019 the average county rate has varied throughout the state.
From January 1, 2019 through August 31, 2019, 281 pertussis cases were reported in 40 counties.
Since 2015, the number of pertussis cases reported annually remained stable. Pertussis is cyclic in nature, with peaks in disease every 3-5 years. Pertussis cases last peaked between 2013 and 2014. Year-to-date cases counts as of August 2019 are slightly higher to those seen at this time in previous years, as noted by the white bar in the figure.
In August, 15 (29%) of 51 total pertussis cases were associated with transmission within households no cases were outbreak-associated. For most pertussis cases, exposure to other known cases is never identified, and they are not able to be linked to outbreaks.
No pertussis outbreaks were reported in August.
So far in 2019, a total of two pertussis outbreaks have been reported in school settings.
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