Mumps is a disease caused by a virus with the same name. Symptoms of mumps include a fever, headache, muscle pain and swollen and painful salivary glands. Mumps can be spread through coughing or contact with an infected person’s saliva. Mumps can be prevented by a vaccine. For more information, see the health unit's fact sheets on mumps and mumps vaccine.
The following graph shows the number of mumps cases in Simcoe Muskoka between 2000 and 2015. There have been between zero and seven cases of mumps in Simcoe Muskoka every year since 2000. In 2015, one case of mumps was reported in Simcoe Muskoka.
The following graph shows the incidence rate of mumps in Simcoe Muskoka and Ontario between 2000 and 2015. In 2015, the incidence rate for mumps in Simcoe Muskoka was 0.18 cases per 100,000 population and the Ontario rate was 0.24 cases per 100,000 population. The increase in provincial incidence in 2008 was caused by an outbreak of mumps in southwestern Ontario.
There are many factors that influence how many cases are reported to the health unit, as explained on the Infectious Diseases page.
Provincial definitions classify cases as confirmed, probable or suspect based on clinical and/or laboratory diagnostic criteria. The provincial case definition for mumps changed in April 2009 to include a definition for probable cases whereas before there was no such classification. The definitions of confirmed and probable cases from 2009 onward are comparable to confirmed cases before 2009.