CDC FoodCORE Year Six Cumulative Metrics – Salmonella, Shiga Toxin-producing Escherichia coli, and Listeria (SSL)
Data Report Period: January 1, 2016 to December 31, 2016
| Performance Metrics: (See associated document for complete language and definitions) | Salmonella Mean (Range) | STEC Mean (Range) | Listeria Mean (Range) | Shigella Mean (Range) | Campylobacter Mean (Range) |
|---|---|---|---|---|---|
| 1a. Total number of isolates and isolate-yielding specimens | 1018.2 (378–1794) n=10 |
246.8 (99–461) n=10 |
19.9 (4–38) n=10 |
250.1 (51–575) n=7 |
251.6 (0–1083) n=7 |
| 1b. Number of primary isolates/isolate-yielding specimens | 891.1 (338–1711) n=9 |
194.3 (85–350) n=9 |
15.4 (4–36) n=9 |
237.3 (50–559) n=7 |
271.2 (0–1057) n=6 |
| 2a. Total number of preliminary positive clinical specimens | 740.9 (191–1539) n=7 |
395.3 (141–1155) n=9 |
n/a | 256 (27–816) n=5 |
522 (9–1836) n=5 |
| 2b. Number; Percent isolate-yielding preliminary positive clinical specimens | 531.7 (108–974) 90.1% (67%–98%) n=7 |
166.6 (41–264) 52.9% (29%–74%) n=9 |
n/a | 82.8 (11–201) 66% (41%–84%) n=5 |
163.5 (4–376) n=4 |
| 3. Median days from isolation/isolate-yielding specimen collection to receipt at PHL | 4.6 (3–7) n=10 |
3.6 (2–7) n=10 |
5.1 (2–9) n=9 |
3.8 (3–5) n=6 |
3.8 (3–5) n=5 |
| 4. Median days from receipt of isolate-yielding specimens at PHL to recovery of isolate | 1.7 (0–4) n=7 |
3.1 (1–6) n=8 |
1.3 (0–3) n=7 |
1.7 (0–3) n=6 to |
2 (0–3) n=5 |
| 5. Percent of primary isolates with serotype information | 97.5% (89%–100%) n=10 |
88.9% (64%–100%) n=10 |
n/a | 98.8% (94%–100%) n=6 | – |
| 6. Median days from isolate receipt (recovery) to serotype result | 3.3 (1–6) n=10 |
3.6 (2–7) n=10 |
n/a | 2.4 (1–4) n=5 |
– |
| 7a. Percent of primary isolates with PFGE information | 96.4% (83%–100%) n=10 |
85.8% (25%–100%) n=10 |
98.3% (85%–100%) n=9 |
65.7% (5%–100%) n=6 |
45.8% (0%–100%) n=4 |
| 7b. Percent of primary isolates with WGS information | 40.2% (16%–63%) n=5 |
64.2% (38%–88%) n=5 |
97.7% (86%–100%) | – | 40% (3%–95%) n=4 |
| 8a. Median days from isolate receipt (recovery) to PFGE upload to PulseNet | 4.5 (3–7) n=10 |
4.4 (2–8) n=10 |
3.7 (2–7) n=9 |
4.5 (2–6) n=4 |
– |
| 8b. Median days from isolate receipt (recovery) to WGS sequence being shared | 23.4 (10-35) n=5 |
18.4 (11–26) n=5 |
11.8 (6–23) n=6 |
– | – |
| 8c. Median days from isolate receipt (or recovery) at PFGE lab to upload to PulseNet | 2.4 (0–4) n=8 |
2.8 (1–5) n=8 |
1.9 (0–4) n=7 |
2.5 (2–3) n=4 |
– |
| 8d. Median days from isolate receipt (or recovery) at WGS lab to upload to sequence being shared | 12 (4–28 n=5 |
12.4 (5–26) n=5 |
6.5 (4–10) n=6 |
– | – |
| 9a. Number of reported laboratory confirmed cases | 885.9 (328–1693) n=10 |
176.7 (39–325) n=10 |
15.9 (4–35) n=10 |
303.4 (49–738) n=8 |
715.4 (30$–1445) n=8 |
| 9b. Number of reported probable cases | 24.4 (0–99) n=9 |
12.7 (0–66) n=10 |
n/a | 60.4 (0–362) n=7 |
358.8 (95–1062) n=8 |
| 9c. Number of reported suspect cases | 48.7 (0–146) n=10 |
88 (17–145) n=10 |
n/a | 62.4 (0–226) n=8 |
n/a |
| 10a.1 Percent of confirmed cases with attempted interview | 97.6% (92%–100%) n=10 |
98% (90%–100%) n=10 |
99.1% (91%–100%) n=10 |
83.3% (38%–100%) n=6 |
83.2% (19%–100%) n=6 |
| 10a.2 Percent of probable/suspect cases with attempted interview | 95.4% (83%–100%) n=10 |
95.1% (78%–100%) n=10 |
n/a | 66.8% (0%–100%) n=5 |
80.5% (6%–100%) n=6 |
| 10b.1 Median days from confirmed case report to interview attempt | 1.8 (0–6) n=10 |
1.6 (0–6) n=10 |
1.1 (0–2) n=9 |
6.6 (0–21) n=5 |
4 (0–7) n=5 |
| 10b.2 Median days from probable/suspect case report to interview attempt | 1.2 (0–5) n=9 |
1.4 (0–4) n=9 |
n/a | – | 4.3 (2–9) n=4 |
| 10c.1 Median days from confirmed case report to completed interview | 3 (1–11) n=10 |
3 (1–10) n=10 |
3.4 (1–6) n=10 |
7.3 (1–24) n=6 |
4.4 (1–8) n=5 |
| 10c.2 Median days from probable/suspect case report to completed interview | 2.1 (0–7) n=10 |
3.2 (1–7) n=10 |
n/a | 2.6 (0–7) n=5 |
4.8 (1–12) n=5 |
| 10d. Percent of confirmed cases with complete demographic data | 90.6% (78%–100%) n=10 |
92.9% (79%–100%) n=10 |
96.5% (71%–100%) n=10 |
77.4% (5%–97%) n=7 |
69.7% (3%–96%) n=6 |
| 10e. Percent of confirmed cases with exposure history | 85.8% (69%–93%) n=10 |
91.2% (80%–100%) n=10 |
88.6% (59%–100%) n=10 |
80% (65%–91%) n=6 |
91.2% (87%–95%) n=5 |
| 10e.1 Percent of confirmed cases with full exposure interview | 75.3% (42%-91%) n=8 |
82.3% (56%–92%) n=8 |
93.4% (79%–100%) n=7 |
75.2% (58%–93%) n=5 |
89.3% (82%–97%) n=4 |
| 10f. Percent of confirmed cases with serotype information | 95.9% (89%–99%) n=10 |
92.2% (64%–100%) n=10 |
n/a | 92% (78%–99%) n=6 |
n/a |
| 10g. Percent of confirmed cases with PFGE information | 92.8% (84%–99%) n=10 |
91.8% (73%–100%) n=10 |
94.4% (85%–100%) n=8 |
56.2% (2%–90%) n=6 |
15.3% (0%–87%) n=6 |
| 10g.1 Percent of confirmed cases with PFGE with complete epi data | 76.4% (48%–94%) n=10 |
79.6% (67%–90%) n=10 |
85.2% (52%–100%) n=9 |
54.4% (2%–86%) n=5 |
66.8% (3%–100%) n=4 |
| 10h.. Reasons for not interviewing cases | |||||
| 10h.1 Number; Percent Lost to Follow-up | 75.3 (18–166) 39.9% (10%–70%) n=9 |
12.2 (1–27) 36.1% (6%–93%) n=9 |
0.7 (0–1) 24.7% (0%–100%) n=7 |
NA | NA |
| 10h.2 Number; Percent Refuse | 19.6 (2–79) 12.4% (0%–28%) n=9 |
2.7 (0–8) 21.4% (0%–60%) n=9 |
1.1 (0–6) 20% (0%–54%) n=7 |
NA | NA |
| 10h.3 Number; Percent Lag time too long | 4.6 (0–16) 4.3% (0%–22%) n=7 |
0.6 (0–1) 4.3% (0%–20%) n=7 |
0 (0–0) 0% (0%–0%) n=5 |
NA | NA |
| 10h.4 Number; Percent Other | 18.2 (0–62) 14.7% (0%–56%) n=9 |
2.8 (0–9) 11% (0%–43%) n=9 |
0.9 (0–4) 14.6% (0%–36%) n=7 |
NA | NA |
| 11. Number of investigations | 69.7 (24–113) n=10 |
11.8 (0–31) n=10 |
1.6 (0–5) n=10 |
NA | NA |
| 12a. Number; Percent of investigations with routine interview of cases | 62.8 (20–109) 88.2% (48%–100%) n=10 |
12.1 (3–31) 88.3% (45%–100%) n=9 |
2.7 (1–5) 100% (100%–100%) n=6 |
NA | NA |
| 12b. Number; Percent of investigations with supplemental/targeted interviewing of cases | 13.6 (0–36) 23.8% (0%–75%) n=10 |
5.6 (0–19) 36.9% (0%–83%) n=9 |
1.3 (0–4) 38.3% (0%–80%) n=6 |
NA | NA |
| 12c. Number; Percent of investigations where an analytic epidemiologic study conducted | 4.3 (0–18) 7.2% (0%–30%) n=10 |
2.6 (0–10) 17.6% (0%–45%) n=9 |
0.3 (0–2) 17% (0%–100%) n=6 |
NA | NA |
| 13. Number; Percent of investigations with suspect vehicle/source identified | 4.7 (0–11) 6.6% (0%–16%) n=10 |
2.8 (0–15) 13.7% (0%–65%) n=9 |
0.5 (0–1) 15.8% (0%–50%) n=6 |
NA | NA |
| 14. Number; Percent of investigations with confirmed vehicle/source identified | 8.5 (1–27) 13.3% (1%–32%) n=10 |
3.2 (0–8) 21.8% (0%–57%) n=9 |
0.7 (0–2) 20% (0%–50%) n=6 |
NA | NA |
| 15. Number; Percent of investigations with source identified with: | |||||
| a. Exclusion of ill person(s) | 3.6 (0–16) 4.7% (0%–16%) n=9 |
2.3 (0–7) 14.4% (0%–57%) n=8 |
0 (0–0) 0% (0%–0%) n=5 |
NA | NA |
| b. Remediation or closure | 1.4 (0–5) 2.6% (0%–8%) n=9 |
1.25 (0–4) 6.6% (0%–17%) n=8 |
0.8 (0–3) 22% (0%–60%) n=5 |
NA | NA |
| c. Educational campaign | 1 (0–9) 5.2% (0%–33%) n=9 |
1.4 (0–9) 8.5% (0%–39%) n=8 |
0.2 (0–1) 5% (0%–35%) n=5 |
NA | NA |
| d. Media/public messaging | 3.4 (0–13) 5.2% (0%–22%) n=9 |
1.75 (0–6) 10.8% (0%–29%) n=8 |
1 (0–2) 28% (0%–50%) n=5 |
NA | NA |
| e. Regulatory action (recall, hold) | 2.6 (0–10) 3.8% (0%–9%) n=9 |
1 (0–2) 7.8% (0%–29%) n=8 |
1.4 (0–3) 42% (0%–60%) n=5 |
NA | NA |
| 16. Number; Percent of investigations linked to a restaurant/food establishment with EHA | 4.7 (1–16) 16.5% (1%–83%) n=10 |
2 (0–4) 20.6% (0%–43%) n=9 |
0.5 (0–50) 15% (0%–50%) n=6 |
NA | NA |
| 17. Number; Percent of investigations with food/environmental sample collected for testing | 4.4 (0–13) 8.1% (0%–22%) n=10 |
2 (0–4) 16.4% (0%–57%) n=9 |
0.8 (0–2) 31.7% (0%–100%) n=6 |
NA | NA |
| 18. Number; Percent of investigations where environmental health partners were contacted | 19.8 (3–106) 25% (6%–99%) n=10 |
2 (0–5) 19.8% (0%–57%) n=9 |
1.5 (0–4) 46.7% (0%–100%) n=6 |
NA | NA |
| 19. Number; Percent of outbreaks with NORS form completed | 9.9 (3–32) 72.7% (4%–100%) n=10 |
3.5 (0–9) 73% (0%–100%) n=8 |
0.2 (0–1) 4% (0%–20%) n=5 |
NA | NA |