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Vaccine Preventable Diseases

Florida Health

Disease Control

Vaccine Preventable Disease Surveillance Report December 2024

Hepatitis A

A graph showing hepatitis A activity has fluctuated each month from December 2023 – December 2024. In December, 15 cases were reported.
  • Hepatitis A activity increased from last month and was below the previous 5-year average
  • 16 cases were reported in December

Pertussis

A graph showing pertussis activity has fluctuated each month from January 2024 – December 2024. In December, 91 cases were reported.
  • Pertussis activity decreased from last month and was above the previous 5-year average
  • 91 cases were reported in December

Meningococcal Disease

A graph showing meningococcal disease activity has fluctuated each month from December 2023 – December 2024. In December, 4 cases were reported
  • Meningococcal disease activity decreased from last month and was below the previous 5-year average
  • 1 case was reported in December

Varicella

A graph showing varicella activity has fluctuated each month from January 2024 – December 2024. In December, 47 cases were reported.
  • Varicella activity decreased from last month and was above the previous 5-year average
  • 47 cases were reported in December

Although vaccinated individuals can still become infected with diseases like pertussis or varicella, in general, those who have received at least one dose of vaccine have less severe outcomes than those who have not.

A map showing the proportion of children ages 5–17 years with religious exemptions by county as of December 31, 2024. Counties with a proportion of 1.59%–4.14% are: Baker Bradford Calhoun Dixie Franklin Gadsden Hamilton Hardee Hendry Jackson Liberty Okeechobee Putnam Taylor Union Wakulla Counties with a proportion of 4.24%–6.71% are: Alachua Bay Broward Clay Columbia DeSoto Duval Escambia Gilchrist Glades Gulf Highlands Hillsborough Holmes Indian River Jefferson Lafayette Lake Leon Levy Madison Marion Miami-Dade Nassau Orange Osceola Palm Beach Polk St. Lucie Sumter Suwannee Washington Counties with a proportion of 6.81%–9.63% are: Brevard Charlotte Citrus Collier Hernando Lee Manatee Martin Monroe Okaloosa Pasco Pinellas Santa Rosa Seminole Volusia Counties with a proportion of 9.73%–14.74% are: Flagler Sarasota St. Johns Walton

Unvaccinated children are at increased risk of vaccine-preventable diseases like mumps, pertussis, and varicella. 

The proportion of children age 5–17 years with new exemptions are increasing each month. Statewide, the estimated prevalence of exemptions among children age 5–17 years old is 6.21% with individual counties ranging from 1.59 – 14.74%.

The rate of religious exemptions is likely higher than the rate presented in this report. This is due to eligible persons with religious exemptions who have opted out of Florida SHOTS and persons who have had their religious exemptions processed outside of the Florida SHOTS system. The religious exemptions map those registered in Florida SHOTS through December 31, 2024.