TABLE 2.
Pearson correlation coefficients for pairs of antibiotics to assess antibiotic‐resistant Enterococcus faecium isolates from faecal samples of healthy broiler chickens
| E | AMP | S | IMP | NX | CTR | CTX | VAN | CIP | C | TE | GEN | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| E | Pearson correlation | 1 | |||||||||||
| Significance (two‐tailed) | ‐ | ||||||||||||
| AMP | Pearson correlation | . a | . a | ||||||||||
| Significance (two‐tailed) | ‐ | ‐ | |||||||||||
| S | Pearson correlation | 0.791** | . a | 1 | |||||||||
| Significance (two‐tailed) | .000 | ‐ | ‐ | ||||||||||
| IMP | Pearson correlation | 0.910** | . a | 0.696** | 1 | ||||||||
| Significance (two‐tailed) | .000 | ‐ | .000 | ‐ | |||||||||
| NX | Pearson correlation | 0.299* | . a | 0.205 | 0.299* | 1 | |||||||
| Significance (two‐tailed) | .046 | ‐ | .176 | .046 | ‐ | ||||||||
| CTR | Pearson correlation | −0.060 | . a | 0.000 | −0.060 | 0.124 | 1 | ||||||
| Significance (two‐tailed) | .697 | ‐ | 1.000 | .697 | .416 | ‐ | |||||||
| CTX | Pearson correlation | −0.032 | . a | 0.050 | 0.111 | 0.164 | 0.756** | 1 | |||||
| Significance (two‐tailed) | .837 | ‐ | .744 | .469 | .281 | .000 | ‐ | ||||||
| VAN | Pearson correlation | −0.024 | . a | −0.076 | −0.024 | −0.100 | 0.058 | 0.076 | 1 | ||||
| Significance (two‐tailed) | .875 | ‐ | .619 | .875 | .512 | .707 | .619 | ‐ | |||||
| CIP | Pearson correlation | 0.182 | . a | 0.082 | 0.182 | 0.848** | 0.124 | 0.164 | −0.100 | 1 | |||
| Significance (two‐tailed) | .232 | ‐ | .591 | .232 | .000 | .416 | .281 | .512 | ‐ | ||||
| C | Pearson correlation | 0.384** | . a | 0.303* | 0.384** | −0.039 | −0.131 | −0.043 | 0.205 | −0.039 | 1 | ||
| Significance (two‐tailed) | .009 | ‐ | .043 | .009 | .798 | .391 | .777 | .177 | .798 | ‐ | |||
| TE | Pearson correlation | 0.034 | . a | 0.000 | 0.034 | −0.149 | −0.040 | 0.053 | 0.358* | −0.018 | 0.712** | 1 | |
| Significance (two‐tailed) | .826 | ‐ | 1.000 | .826 | .329 | .793 | .728 | .016 | .909 | .000 | ‐ | ||
| GEN | Pearson correlation | 0.351* | . a | 0.277 | 0.351* | −0.011 | −0.419** | −0.277 | 0.233 | −0.011 | 0.192 | 0.059 | 1 |
| Significance (two‐tailed) | .018 | ‐ | .065 | .018 | .941 | .004 | .065 | .124 | .941 | .205 | .700 | ‐ | |
Note: A p‐value <.05 was deemed as statistically significant.
Abbreviations: AMP, ampicillin; C, chloramphenicol; CIP, ciprofloxacin; CTR, ceftriaxone; CTX, cefotaxime; E, erythromycin; GEN, gentamicin; IMP, imipenem; NX, norfloxacin; S, streptomycin; TE, tetracycline; VAN, vancomycin.
a
Cannot be computed because at least one of the variables is constant.
*
Correlation is significant at the 0.05 level (two‐tailed).
**
Correlation is significant at the 0.01 level (two‐tailed).