TABLE 1.
Resistance probability per cluster (rows) of a commensal E. coli isolate against an antimicrobial (columns). Isolates (N = 12,986) are from broilers, dairy cows, slaughter pigs and veal calves in the Netherlands, 2007–2018
| GEN a | TAZ | FOT | CHL | TMP | SMX | AMP | TET | NAL | CIP | |
|---|---|---|---|---|---|---|---|---|---|---|
| Cluster 1 (n = 7,566) | 0.01 | 0 | 0 | 0 | 0.01 | 0.01 | 0.05 | 0.16 | 0 | 0 |
| Cluster 2 (n = 698) | 0.08 | 0.02 | 0.02 | 0.06 | 0.05 | 0.12 | 0.33 | 0.18 | 0.96 | 0.99 |
| Cluster 3 (n = 3,289) | 0.04 | 0.04 | 0.04 | 0.26 | 0.77 | 0.94 | 0.66 | 0.81 | 0 | 0 |
| Cluster 4 (n = 1,433) | 0.16 | 0.12 | 0.13 | 0.41 | 0.90 | 0.98 | 0.88 | 0.80 | 0.97 | 0.99 |
| Overall proportion of resistance b | 0.04 | 0.02 | 0.03 | 0.12 | 0.30 | 0.36 | 0.31 | 0.39 | 0.16 | 0.16 |
a
GEN, gentamicin; TAZ, ceftazidime; FOT, cefotaxime; CHL, chloramphenicol; TMP, trimethoprim; SMX, sulfamethoxazole; AMP, ampicillin; TET, tetracycline; NAL, nalidixic acid; CIP, ciprofloxacin.
b
Overall proportion of resistance in the full data, that is the fraction, out of all isolates (N = 12,986), resistant against an antimicrobial.