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FoodCORE Cumulative Metrics Data

CDC FoodCORE Year One Cumulative Metrics Data
Report Period: October 1, 2010 to September 30, 2011

Performance Metrics:
(See the SSL Metrics  web page for current language and definitions)
Salmonella Measures
Mean (Range)
STEC Measures
Mean (Range)
Listeria Measures
Mean (Range)
1a. Total number of isolates and isolate-yielding specimens 1181 (394 - 2066) 131 (15 - 284) 13 (5 - 28)
1b. Number of primary isolates/isolate-yielding specimens 1097 (366 - 1804) 112 (15 - 272) 12 (5 - 26)
2a. Total number of STEC clinical specimens or samples received at PHL   238 (73 - 693)  
2b. Number; Percent isolate-yielding STEC specimens or samples   No cumulative data available1  
3. Median days from isolation /isolate-yielding specimen collection to receipt at PHL 7 days (5 - 10 days) 5 days (3 - 8 days) 7 days (4 - 10 days)
4. Median days from receipt of isolate-yielding specimens at PHL to recovery of isolate 2 days (1 - 3 days) 3 days (1 - 5 days) 3 days (1 - 4 days)
5. Percent of primary isolates with serotype information 99% (93 - 100%) 88% (66 - 100%)  
6. Median days from isolate receipt (or recovery) at PHL to serotype result 6 days (3 - 8 days) 11 days (1 - 42 days)  
7. Percent of primary isolates with PFGE information 92% (52 - 100%) 98% (90 - 100%) 100% (100 - 100%)
8. Median days from isolate receipt (or recovery) at PHL to PFGE upload to PulseNet 7 days (2 - 20 days) 5 days (2 - 9 days) 4 days (2 - 10 days)
9. Number of laboratory confirmed cases reported to epidemiology staff 1006 (285 - 1818) 117 (11 - 271) 13 (5 - 27)
10a. Percent of cases with attempted interview 93% (71 - 100%) 97% (89 - 100%) 97% (83 - 100%)
10b. Median days from case report to interview attempt 0.6 days (0 - 2 days) 1 days (0 - 2 days) 1 days (0 - 2 days)
10c. Percent of cases with complete demographic data 87% (71 - 100%) 87% (64 - 100%) 91% (80 - 100%)
10d. Percent of cases with exposure history 72% (36 - 89%) 77% (64 - 86%) 84% (67 - 100%)
10d-i. Percent of SSL cases with full shotgun or case exposure completed No cumulative data available1 No cumulative data available1 No cumulative data available1
10e. Percent of cases with serotype information 95% (88 - 100%) 73% (52 - 100%)  
10f. Percent of cases with PFGE information 85% (42 - 100%) 87% (55 - 100%) 92% (80 - 100%)
10f-i. Percent of cases with PFGE with complete epi data 58% (34 - 82%) 66% (37 - 90%) 59% (0 - 79%)
10g. Reasons for not interviewing cases
10g-i. Lost to Follow-up: Number; Percent 38 (4 – 85); 7% (2 - 15%) 2 (0 - 5); 6% (0 - 13%) 0.5 (0 - 1); 11% (0 - 33%)
10g-ii. Refused: Number; Percent 16 (0 - 24); 8% (0 - 13%) 2 (0 - 6); 5% (0 - 16%) 0 (0 - 0); 0% (0 - 0%)
10g-iii. Time lag too long: Number(Percent) No cumulative data available1 5 (0 - 14); 9% (0 - 25%) 0.3 (0 - 1); 3% (0 - 11%)
10g-iv. Other: Number; Percent 136 (117 - 172); 54% (7 - 86%) 11 (0 - 26); 23% (0 - 68%) 1 (0 - 2); 44% (0 - 100%)
11. Number of clusters 64 (16 - 99) 8 (0 - 30) 0.7 (0 - 2)
11a. Median and range of cluster size(primary cases only) No cumulative data available1 No cumulative data available1 No cumulative data available1
12. Number; Percent of clusters with cases in multiple states 35 (13 - 72); 50% (15 - 73%) 3 (0 - 9); 34% (0 - 100%) 1 (0 - 2); 67% (0 - 100%)
13a. Number; Percent of clusters with routine interview of cases 69 (34 - 98); 96% (86 - 100%) 9 (2 - 30); 100% (100 - 100%) 2 (1 - 2); 100% (100 - 100%)
13b. Number; Percent of clusters with supplemental/targeted interviewing of cases 17 (3 - 45); 27% (11 - 64%) 5 (0 - 12); 48% (0 - 100%) No cumulative data available1
13c. Number; Percent of clusters where an analytic epidemiologic study conducted (>10 Salmonella cases) 9 (0 - 44); 33% (0 - 100%) 0.5 (0 - 2); 25% (0 - 100%) 0.7 (0 - 2); 33% (0 - 100%)
13d. Median duration ( in days) of epidemiologic investigation, from cluster notification to end of investigation/close-out 26 days (18 - 30) No cumulative data available1 No cumulative data available1
14. Number; Percent of clusters with suspect vehicle/source identified 11 (3 - 44); 16% (4 - 45%) 2 (0 - 5); 36% (0 - 100%) 0.7 (0 - 2); 33% (0 - 100%)
15. Number; Percent of clusters with confirmed vehicle/source identified 4 (1 - 9); 6% (1 - 13%) 2 (0 - 5); 27% (0 - 100%) 1 (0 - 2); 67% (0 - 100%)
16a. Number; Percent of clusters with identified vehicle/source with control measure taken 12 (0 - 44); 29% (0 - 63%) 3 (0 - 7); 63% (0 - 100%) No cumulative data available1
16b. Number; Percent of clusters with identified vehicle/source with public health action taken 9 (0 - 44); 22% (0 - 50%) 2 (1 - 4); 54% (33 - 100%) 1 (0 - 2); 67% (0 - 100%)
17. Number; Percent of clusters linked to a restaurant/food establishment with EHA 2 (0 - 4); 15% (0 - 80%) 0.7 (0 - 3); 20% (0 - 100%) 0 (0 - 0); 0% (0 - 0%)
18. Number; Percent of clusters with food/environmental sample collected for testing 2 (0 - 7); 3% (0 - 9%) 2 (0 - 5); 9% (0 - 36%) 1 (0 - 2); 67% (0 - 100%)
19. Number; Percent of clusters where EH, Ag, regulatory, or food safety program staff contacted 23 (0 - 86); 35% (0 - 100%) 11 (0 - 50); 36% (0 - 100%) 1 (0 - 2); 67% (0 - 100%)
20. Number; Percent of outbreaks with NORS form completed 12 (1 - 48); 37% (3 - 94%) 4 (1 - 9); 55% (24 - 100%) No cumulative data available1
20a. Number; Percent of outbreaks with supplemental form completed No cumulative data available1 No cumulative data available1 No cumulative data available1

1Cumulative data for this metric were not reported from 3 or more centers

  CDC FoodCORE Year One Cumulative Metrics Data [1 page] 

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