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. 2017 Feb 21;96(7):2366–2374. doi: 10.3382/ps/pew487

Table 2.

Distribution of the minimal inhibitory concentration values for 170 C. coli isolates collected from broiler batches.

Number of C. coli isolates with minimal inhibitory concentrations (μg/μL)1
Antibiotic 0,12 0,25 0,5 1 2 4 8 16 32 64 128
Gentamicin 106 49 8 5 1 1
Streptomicyn 1 120 30 19
Erythromycin 38 33 33 22 6 31 7
Tetracycline 34 15 6 1 1 89 24
Ciprofloxacin 1 2 134 5 28
Nalidixic acid 1 1 11 157

1Full vertical lines indicate epidemiological break points for resistance described by European Committee on Antimicrobial Susceptibility Testing (EUCAST, 2015).