Cryptosporidiosis Statistics: 2005-2014
The Cryptosporidium cases in 2014 ranged in age
from 9 months to 99 years; the median age was 24
years. Sixty-one percent of cases occurred during
July through October.
Figure 1. Reported Cases of Cryptosporidiosis in
Minnesota, 2005-2014
450
349
350
346
307
302
324
337
No. of cases
250
200
Foodborne
Person-to-person
20
Waterborne
18
18
16
14
12
10
7
8
5
6
2
2
3
4
4
5
3
1
0
2005 2006 2007 2008 2009 2010 2011 2012 2013 2014
300
243
Animal contact
4
389
400
Figure 2. Reported Outbreaks of
Cryptosporidiosis in Minnesota by Transmission
Route, 2005-2014
No. of outbreaks
From 2005 to 2014 there were 2,998 cases of
cryptosporidiosis reported in Minnesota (Figure 1).
During 2014, 337 cases of cryptosporidiosis (6.2 per
100,000 population) were reported.
Year
235
166
The highest incidence of cryptosporidiosis occurs in
the southeastern and west central regions of the state
(Figure 3).
150
100
50
0
2005 2006 2007 2008 2009 2010 2011 2012 2013 2014
Year
Figure 3. Average Yearly Incidence of Reported
Cryptosporidiosis Cases in Minnesota by County,
2005-2014
During 2014, there were seven outbreaks of
cryptosporidiosis identified in Minnesota, including
three person-to-person outbreaks, three animal
contact outbreaks, and one recreational water
outbreak.
From 2005 to 2014 there were 52 reported outbreaks
of cryptosporidiosis in Minnesota. Of these
outbreaks, 22 were attributed to waterborne
transmission, 17 were attributed to person-to-person
contact, 10 were attributed to animal contact, and 3
were attributed to foodborne transmission (Figure 2).
Minnesota Department of Heath
Infectious Disease Epidemiology, Prevention,
and Control Division
PO Box 64975, Saint Paul, MN 55164-0975
651-201-5414 or 1-877-676-5414
www.health.state.mn.us
6/2015