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Volume 18, Number 5—May 2012
Dispatch

Sapovirus Outbreaks in Long-Term Care Facilities, Oregon and Minnesota, USA, 2002–2009

Lore E. LeeComments to Author , Elizabeth A. Cebelinski, Candace Fuller, William E. Keene, Kirk Smith, Jan Vinjé, and John M. Besser
Author affiliations: Oregon Public Health Division, Portland, Oregon, USA (L.E. Lee, W.E. Keene); Minnesota Department of Health, St. Paul, Minnesota, USA (E.A. Cebelinski, C. Fuller, K. Smith); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (J. Vinjé, J.M. Besser)

Main Article

Table 2

Descriptive epidemiology of 21 sapovirus outbreaks, Oregon and Minnesota, USA 2002–2009*

Infection and state Outbreak no. Setting Transmission Outbreak features
 No. cases‡ Symptoms, no. patients
Date No. days† Vomiting§ Diarrhea§ Fever¶
Sapovirus only
MN 2002–438 Grade school Person-to-person 2002 Apr 11 15 NA NA NA
MN 2002–439 Long-term care Person-to-person 2002 Apr 1 34 NA NA NA
MN 2003–644 Grade school Person-to-person 2003 Dec 8 17 NA NA NA
OR 2004–066 Long-term care Person-to-person 2003 Mar 17 44 23 44 8
MN 2006–924 Long-term care Person-to-person 2006 Feb 13 24 9 24 11
OR 2007–013 Long-term care Person-to-person 2007 Jan 15 12 7 9 NA
OR 2007–023 Long-term care Person-to-person 2007 Jan 7 35 16 33 3
OR 2007–028 Long-term care Person-to-person 2007 Jan 9 12 7 5 6
OR 2007–039 Long-term care Person-to-person 2007 Jan 22 14 8 12 2
OR 2007–046 Long-term care Person-to-person 2007 Jan 5 15 11 15 0
OR 2007–086 Long-term care Person-to-person 2007 Feb 13 8 6 7 NA
OR 2007–228 Long-term care Person-to-person 2007 Nov 10 34 14 27 NA
OR 2008–109 Long-term care Person-to-person 2008 Apr 28 24 10 21 NA
MN 2008–1308 Cruise ship Foodborne suspected 2008 Aug 1 5 3 5 NA
MN 2008–1327 Bed and breakfast Foodborne suspected 2008 Nov 3 7 2 7 2
OR 2009–146 Psychiatric hospital Person-to-person 2009 Jul 9 13 9 11 NA
OR 2009–167 Long-term care Person-to-person 2009 Aug 11 22 7 18 NA
Sapovirus and norovirus
OR 2007–001 Prison Person-to-person 2006 Dec 23 154 70 119 1
OR 2007–221 Long-term care Person-to-person 2007 Nov 16 34 8 29 NA
Sapovirus and adenovirus
OR 2007–091 Long-term care Person-to-person 2007 Feb 13 25 15 25 NA
OR 2008–128 Restaurant Foodborne suspected 2008 Apr 4 26 10 25 NA

*MN, Minnesota; OR, Oregon; NA, data were not collected or could not be analyzed.
†Median no. days: 15 (range 1–28 days).
‡Laboratory-confirmed and epilinked cases with systematically collected symptoms; these are not complete case counts. Median no. cases: 34 (range 5–44 cases).
§Of 269 patients, vomiting was reported for 132 (49%) and diarrhea for 238 (88%).
¶Of 141 patients, fever was reported for 32 (23%).

Main Article

Page created: April 11, 2012
Page updated: April 12, 2012
Page reviewed: April 12, 2012
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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