Data & Statistics
Annual Summaries
• Surveillance for Babesiosis – United States, 2014 (February 29, 2016)
Number and incidence of reported cases of babesiosis, by state and year, 2011–2014*
2011 |
2012 |
2013 |
2014 |
|||||
State† |
No. |
Rate‡ |
No. |
Rate |
No. |
Rate |
No. |
Rate |
Alabama |
1 |
<0.1 |
0 |
0.0 |
0 |
0.0 |
1 |
<0.1 |
Alaska |
—§ |
— |
— |
— |
— |
— |
— |
— |
Arizona |
— |
— |
— |
— |
— |
— |
— |
— |
Arkansas |
— |
— |
— |
— |
— |
— |
— |
— |
California |
1 |
<0.1 |
4 |
<0.1 |
3 |
<0.1 |
3 |
<0.1 |
Colorado |
— |
— |
— |
— |
— |
— |
— |
— |
Connecticut |
74 |
2.1 |
123 |
3.4 |
268 |
7.5 |
205 |
5.7 |
Delaware |
1 |
0.1 |
0 |
0.0 |
2 |
0.2 |
1 |
0.1 |
District of Columbia |
— |
— |
— |
— |
— |
— |
— |
— |
Florida |
— |
— |
— |
— |
— |
— |
— |
— |
Georgia |
— |
— |
— |
— |
— |
— |
— |
— |
Hawaii |
— |
— |
— |
— |
— |
— |
— |
— |
Idaho |
— |
— |
— |
— |
— |
— |
— |
— |
Illinois |
— |
— |
— |
— |
— |
— |
1 |
<0.1 |
Indiana |
0 |
0.0 |
1 |
<0.1 |
1 |
<0.1 |
0 |
0.0 |
Iowa |
— |
— |
— |
— |
— |
— |
— |
— |
Kansas |
— |
— |
— |
— |
— |
— |
— |
— |
Kentucky |
— |
— |
— |
— |
— |
— |
— |
— |
Louisiana |
— |
— |
— |
— |
2 |
<0.1 |
0 |
0.0 |
Maine |
9 |
0.7 |
10 |
0.8 |
36 |
2.7 |
42 |
3.2 |
Maryland |
4 |
0.1 |
3 |
0.1 |
9 |
0.2 |
2 |
<0.1 |
Massachusetts |
208 |
3.1 |
261 |
3.9 |
417 |
6.2 |
537 |
8.0 |
Michigan |
0 |
0.0 |
0 |
0.0 |
2 |
<0.1 |
2 |
<0.1 |
Minnesota |
73 |
1.4 |
41 |
0.8 |
64 |
1.2 |
49 |
0.9 |
Mississippi |
— |
— |
— |
— |
— |
— |
— |
— |
Missouri |
— |
— |
— |
— |
— |
— |
— |
— |
Montana |
— |
— |
— |
— |
— |
— |
0 |
0.0 |
Nebraska |
0 |
0.0 |
1 |
0.1 |
1 |
0.1 |
0 |
0.0 |
Nevada |
— |
— |
— |
— |
— |
— |
— |
— |
New Hampshire |
13 |
1.0 |
19 |
1.4 |
22 |
1.7 |
42 |
3.2 |
New Jersey |
166 |
1.9 |
92 |
1.0 |
171 |
1.9 |
159 |
1.8 |
New Mexico |
— |
— |
— |
— |
— |
— |
— |
— |
New York |
418 |
2.1 |
253 |
1.3 |
534 |
2.7 |
471 |
2.4 |
North Carolina |
— |
— |
— |
— |
— |
— |
— |
— |
North Dakota |
1 |
0.1 |
0 |
0.0 |
1 |
0.1 |
0 |
0.0 |
Ohio |
— |
— |
— |
— |
— |
— |
1 |
<0.1 |
Oklahoma |
— |
— |
— |
— |
— |
— |
— |
— |
Oregon |
1 |
<0.1 |
0 |
0.0 |
0 |
0.0 |
1 |
<0.1 |
Pennsylvania |
— |
— |
— |
— |
— |
— |
— |
— |
Rhode Island |
73 |
6.9 |
56 |
5.3 |
142 |
13.5 |
172 |
16.3 |
South Carolina |
— |
— |
— |
— |
1 |
<0.1 |
3 |
0.1 |
South Dakota |
— |
— |
— |
— |
1 |
0.1 |
1 |
0.1 |
Tennessee |
1 |
<0.1 |
0 |
0.0 |
0 |
0.0 |
0 |
0.0 |
Texas |
— |
— |
— |
— |
1 |
<0.1 |
1 |
<0.1 |
Utah |
— |
— |
— |
— |
— |
— |
0 |
0.0 |
Vermont |
2 |
0.3 |
2 |
0.3 |
6 |
1.0 |
3 |
0.5 |
Virginia |
— |
— |
— |
— |
— |
— |
— |
— |
Washington |
0 |
0.0 |
0 |
0.0 |
1 |
<0.1 |
4 |
0.1 |
West Virginia |
— |
— |
— |
— |
0 |
0.0 |
0 |
0.0 |
Wisconsin |
80 |
1.4 |
45 |
0.8 |
76 |
1.3 |
43 |
0.7 |
Wyoming |
0 |
0.0 |
0 |
0.0 |
0 |
0.0 |
0 |
0.0 |
Total¶ |
1,126 |
0.8 |
911 |
0.6 |
1,761 |
1.0 |
1,744 |
0.8 |
* Year as reported by the health department
† Cases were reported by state of residence, which was not necessarily the state of exposure.
‡ Rate per 100,000 population
§ Not reportable
¶ The denominators for calculations of total incidence rates included only the populations of states in which babesiosis was a reportable condition during the pertinent year.
- Page last reviewed: December 15, 2016
- Page last updated: December 15, 2016
- Content source: