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Association of dressed chicken contamination with different sampling sites (n = 80).
| Site | E. coli contamination | χ2 | P-value | ||
|---|---|---|---|---|---|
| Present (%) | Absent (%) | Total (%) | |||
| Abattoir A | 13 (16.3) | 27 (33.8) | 40 (50.0) | ||
| Abattoir B | 31 (38.8) | 9 (11.3) | 40 (50.0) | 16.3636 | <0.001 |
| 44 (55.0) | 36 (45.0) | 80 (100.0) | |||
