Jill Stauffer Field Epidemiologist District 8 April 6 2017 Mumps Epidemiology Mumps Outbreak Update Indiana 2017 Outbreak Case Counts as of March 28 2017 confirmed cases Indiana University Bloomington ID: 580209
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Mumps
Jill StaufferField Epidemiologist – District 8April 6, 2017Slide2
Mumps EpidemiologySlide3
Mumps Outbreak Update
Indiana 2017 Outbreak Case Counts as of March 28, 2017 (confirmed cases):
Indiana University, Bloomington:
7
Private Business, Columbus: 4
An additional 15 cases unrelated to any university outbreaks have been identified across Indiana since February.
Indiana Case Counts in Previous Years (confirmed cases):2011: 32012: 02013: 02014: 82015: 3 2016: 242Slide4
2016 Mumps Epidemic Curve
Figure 1. Mumps cases by week of parotid swelling onset. MMWR Week 3 corresponds with the week ending January 23, 2016. MMWR Week 38 corresponds with the week ending September 24, 2016.4Slide5
2016 Mumps Outbreak Epidemiology
SettingConfirmed Case Count
Outbreak Start Date
Outbreak End Date
Butler University
24
2/12/165/9/16Indiana University Bloomington742/17/169/10/16
IUPUI
8
3/11/16
8/13/16
Purdue University
59
4/2/16
8/20/16Community77n/an/aTotal2422/12/169/10/16
Vaccination StatusDosesUniversity CasesCommunity Cases1 MMR4.8%15.6%2 MMR70.3%50.6%2 MMR (self report)7.9%14.2%3+ MMR6.7%0.0%unvaccinated2.4%3.9%unknown7.9%15.6%
SYMPTOMSn(%)Fever100(41.3%)Headache64(26.4%)Parotitis235(97.1%)Earache51(21.1%)Malaise/Body Aches/Fatigue6(2.5%)Jaw pain15(6.2%)Sore throat10(4.1%)Orchitis4(1.6%)Meningitis1(0.4%)
Ages of university cases ranged from 18 to 38 years (mean: 21.6 years; median: 21 years) Ages of community cases ranged from 4 to 55 years old (mean: 29.1 years; median 26 years).Seven vaccination clinics were held at three; ~5100 MMR doses administered
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Proactive Actions
University: Know the vaccination status of the student and staff population, including exemptions
Healthcare facilities
: Check vaccination status or titers of staff and provide MMR vaccination where needed
Persons who have 2 appropriately given doses of MMR but a low titer DO NOT need additional doses of MMR vaccine.
Recommend individuals who are unsure of status to see their provider and consider a dose of vaccine
Ensure providers understand signs and symptoms and testing recommendations for suspect mumps patientsSlide7
Proof of Immunity
At least one of the following:Written documentation of receipt of one or more doses of a mumps-containing vaccine administered on or after the first birthday for preschool-aged children, and two doses of mumps-containing vaccine for school-aged children and adults;
Laboratory evidence of immunity;
Birth before 1957**
Laboratory documentation of previous mumps infection
**Not sufficient for healthcare personnel during an outbreak.Slide8
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Resources
The ISDH Mumps Website includes up-to-date information on:Mumps signs and symptoms
Vaccination
General Public FAQs
Testing at ISDH Lab:
Mumps Testing Decision Tree Flowchart
Specimen Collection and Submission GuidelinesVirology Submission FormLinks to CDC and WHO measles information and resourcesLinks to immunization schedules, resources, and requirementsURL: http://in.gov/isdh/25450.htm