CDC FoodCORE Year Two Cumulative Metrics – Norovirus, Other Etiology, and Unknown Etiology (NOU)
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Data Report Period: October 1, 2011 to December 31, 2012
| Performance Metrics: (See NOU Metrics for complete language and definitions) |
Norovirus Measures Mean (Range) |
Other Etiology Measures Mean (Range) |
Unknown Etiology Measures Mean (Range) |
NOU Measures Mean of Individual Means |
|---|---|---|---|---|
| 1- Number of investigations 1 | 36.6 (6 – 185) n = 256 |
16.0 (0 – 69) n = 112 |
10.6 (3 – 31) n = 74 |
21.1 n = 442 |
| 2a- Number; Percent of investigations with clinical specimens collected and submitted to PHL from ≥2 people | 22.6 (4-100); 74.3% (50 – 100%) | 11.2 (2 – 28); 79.8% (41 – 100%) | 2.4 (0 – 5); 30.1% (0 – 100%) | 12.1; 61.4% |
| 2b- Number; Percent of investigations where clinical specimens were tested for GI viruses at PHL 1 | 24.4 (4 – 107); 86.9% (50 – 100%) | 1.6 (0 – 4); 31.2% (0 – 80%) | 2.2 (0 -5); 33.2% (0 – 100%) | 9.4; 50.4% |
| 2b.i- Number; Percent of investigations where specimens were tested for norovirus by RT-PCR 1 | 24.1 (2 – 107); 83.3% (25 – 100%) | N/A | N/A | N/A |
| 2b.i.1- Number; Percent of norovirus investigations with ≥1 positive specimens with sequencing & upload to CaliciNet 1 | 32.8 (2 – 100); 77.5% (25 – 100%) | N/A | N/A | N/A |
| 2b.i.1a- Median days from first norovirus detection via RT-PCR to upload to CaliciNet 1 | 19.3 days (3-45) | N/A | N/A | N/A |
| 2b.ii- Number; Percent of investigations where specimens were tested for other viruses | 0 (0 – 0); 0% (0 – 0%) | 0.4 (0 – 2); 10.0% (0 – 50%) | 0.3 (0 – 2); 5.5% (0 – 33%) | 0.2; 5.2% |
| 2c- Number; Percent of investigations where clinical specimens were tested for pathogenic bacteria or their toxins, antigens, or antibodies 1 | 20.8 (0 – 89); 52.3% (0 – 100%) | 9.3 (1 – 19); 69.2% (28 – 100%) | 3.1 (0 – 6); 39.4% (0 – 100%) | 11.1; 53.6% |
| 2c.i- Number; Percent of investigations where clinical specimens were tested using culture-based diagnostics at PHL | 33.0 (2 – 89); 57.7% (25 – 100%) |
9.5 (1 – 19); 65.3% (28 – 100%) | 3.2 (2 – 5); 48.2% (16 – 100%) | 15.2; 57.1% |
| 2c.ii- Number; Percent of investigations where clinical specimens were tested using non-culture-based diagnostics at PHL | 1.3 (0 – 3); 7.0% (0 – 25%) | 0.2 (0 – 1); 6.6% (0 – 33%) | 0.5 (0 – 2); 7.5% (0 – 33%) | 0.7; 7.0% |
| 2d- Number; Percent of investigations where clinical specimens were tested for parasites at PHL | 0.7 (0 – 2); 6.3% (0 – 25%) | 0.4 (0 – 1); 6.8% (0 -33%) | 0.1 (0 – 1); 0.4% (0 – 3%) | 0.4; 4.5% |
| 2d.i- Number; Percent of O/P positive clinical specimens referred to DPDx | No cumulative data available2 | No cumulative data available2 | No cumulative data available2 | No cumulative data available2 |
| 3a- Number; Percent of investigations with exposure assessments conducted 1 | 29.6 (6 – 141); 91.7% (76 – 100%) | 13.0 (3 – 40); 87.8% (58 – 100%) | 5.6 (1 – 14); 65.7% (12 – 100%) | 16.1; 81.7% |
| 3b- Number; Percent of investigations where an analytic epidemiologic study was conducted 1 | 6.3 (0 – 17); 29.1% (0 – 69%) | 2.3 (1 – 4); 34.8% (6 – 100%) | 1.7 (0 – 5); 30.3% (0 – 100%) | 3.4; 31.4% |
| 4- Number; Percent of investigations with suspect vehicle/source identified 1 | 18.0 (0 – 108); 31.3% (0 – 58%) | 6.7 (0 – 22); 40.0% (0 – 75%) | 4.0 (0 – 18); 29.0% (0 – 58%) | 9.6; 33.4% |
| 5- Number; Percent of investigations with confirmed vehicle/source identified 1 | 6.0 (0 – 27); 14.1% (0 – 39%) | 5.3 (2 – 21); 38.7% (13 – 75%) | 0.3 (0 – 1); 9.4% (0 – 33%) | 3.9; 20.7% |
| 6- Number; Percent of clusters with identified vehicle/source with: | ||||
| 6a- Exclusion of ill person(s) | 6.0 (2 – 13); 36.3% (25 – 46%) | 0.5 (0 – 2); 8.3% (0 – 33%) | 0.3 (0 – 1); 5.3% (0 – 16%) | 2.3; 16.6% |
| 6b- Remediation or closure | 0.7 (0 – 2); 2.3% (0 – 7%) | 0 (0 – 0); 0% (0 – 0%) | 0.3 (0 – 1); 11.0% (0 – 33%) | 0.3; 4.4% |
| 6c- Educational campaign | 6.7 (5 – 9); 56.3% (32 – 75%) | 1.8 (0 – 3); 33.0% (0 – 75%) | 0.3 (0 – 1); 11.0% (0 – 33%) | 2.9; 33.4% |
| 6d- Media/public messaging | 1.7 (0 -3); 15.0% (0 – 38%) | 0 (0 – 0); 0% (0 – 0%) | 0 (0 – 0); 0% (0 – 0%) | 0.6; 5.0% |
| 6e- Regulatory action (recall, hold) | 0.3 (0 – 1); 1.3% (0 – 4%) | 0.3 (0 – 1); 1.8% (0 – 7%) | 0.3 (0 – 1); 5.3% (0 – 16%) | 0.3; 2.8% |
| 7- Number; Percent of investigations with link to a common location where an on-site environmental health assessment was conducted 1 | 12.3 (5 – 30); 86.4% (62 – 100) | 5.2 (2 – 13); 64.5% (25 – 100%) | 4.1 (1 – 11); 82.4% (12 – 100%) | 7.2; 77.8% |
| 8- Number; Percent of investigations where food or environmental sample(s) were collected for testing 1 | 2.7 (0 – 14); 5.4% (0 – 23%) | 3.3 (0 – 10); 27.7% (0 – 75%) | 1.7 (0 – 7); 14.4% (0 – 33%) | 2.6; 15.8% |
| 9- Number; Percent of investigations where environmental health, agriculture, regulatory, or food safety program staff were contacted | 16.4 (0 – 59); 67.4% (0 – 100%) | 8.2 (0 – 28); 52.5% (0 – 100%) | 5.6 (0 – 14); 62.6% (0 – 100%) | 10.1; 60.8% |
| 10- Number; Percent of outbreaks with NORS forms completed 1 | 36.8 (6 – 183); 96.0% (77 – 100%) |
16.2 (2 – 64); 72.6% (13 – 100%) |
9.7 (3 – 30); 87.7% (29 – 100%) | 20.9; 85.4% |
1 Minimum reporting requirement for FoodCORE Centers
2 Cumulative data for this metric were not reported from 3 or more centers
This table was included as a supplemental data file in an article published in final form in the Journal of Public Health Management and Practice. 21(4):E18-26, July/August2015 (doi: 10.1097/PHH.0000000000000115). (http://journals.lww.com/jphmp/pages/default.aspx)
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- Page last updated: February 17, 2016
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