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Number of Yersinia pseudotuberculosis-positive samples after cold enrichment
| Sample material | n | No. (%) of positive samples in different isolation steps
|
Total no. (%) of positive samples | |
|---|---|---|---|---|
| 7 days in PMB and CIN | 14 days in PMB, KOH, and CIN | |||
| Rectal swab | 364 | 28 (8) | 20 (5) | 29 (8) |
| Intestinal content | 358 | 20 (6) | 17 (5) | 24 (7) |
| Tonsils | 350 | 21 (6) | 22 (6) | 34 (10) |
| Pluck set | 354 | 3 (1) | 6 (2) | 6 (2) |
| Carcass | 359 | 4 (1) | 9 (3) | 10 (3) |
| Total | 1,785 | 76 (4) | 74 (4) | 103 (6) |
