The 2017 CDC number for Lyme Disease is the largest ever reported total. Considering the disease is underreported by a factor of 10,that means 427,430 cases occurred in the US in 2017. (It not more)
**A disclaimer has been made on the map concerning MA. MA has changed its reporting so that it relies primarily on lab reports. This is problematic since most of its numbers go unreported. A similar disclaimer should be made for NY.**
CDC Results show a record number of tick-borne diseases.
Reported Tick-borne Diseases, U.S. 2016 2017
Lyme Disease (confirmed & probable) 36,429 42,749
Anaplasmosis/Ehrlichiosis 5,750 7,718
Spotted Fever Rickettsiosis 4,269 6,248
Babesiosis 1,910 2,368
Tularemia 230 239
Powassan Virus 22 33
Total 48,610 59,349
Top 10 States for Reported Lyme Disease Cases
(Confirmed and probable)
- PA 11,900
- NY 5,155
- NJ 5,092
- WI 3,000
- MN 2,318
- CT 2,051
- MD 1,891
- ME 1,850
- VA 1,657
- NH 1,381
Top 10 Age Groups for Reported Lyme Disease Cases
(Confirmed and probable)
- 60-64 3,836
- 55-50 3,717
- 5-9 3,536
- 65-69 3,479
- 50-54 3,119
- 10-14 2,953
- 40-44 2,886
- 70-74 2,594
- 45-49 2,447
- 15-19 2,098
CDC Links to data:
(case count summary) https://www.cdc.gov/ticks/data-summary/index.html
(state data) https://www.cdc.gov/lyme/datasurveillance/maps-recent.html
(charts and figures) https://www.cdc.gov/lyme/datasurveillance/charts-figures-recent.html
