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. 2024 Feb 16;62(3):e01011-23. doi: 10.1128/jcm.01011-23

TABLE 4.

Homogeneity of Avibacterium paragallinarum MIC values obtained from broth microdilution susceptibility testing in CAMHB + CS + NADH after 48 h incubation at 35 ± 2°C

Antimicrobial agent Deviations from MIC modea,b,f Exact MIC agreement (%)c Essential MIC agreement (%)d
-3 -2 -1 0 1 2 3
Amoxicillin/clavulanic acid 2:1 3e 21e 1 84 100
Ampicillin 1e 22e 2 88 100
Cefoperazone 24e 1 96 100
Cefotaxime 25e 100 100
Ceftiofur 25e 100 100
Cefquinome 25e 100 100
Cephalothin 3e 22e 88 100
Ciprofloxacin 23e 22 92 100
Colistin 3 18 3 1 72 96
Doxycycline 3 17 5 68 100
Enrofloxacin 22e 3 88 100
Florfenicol 23 2 92 100
Gentamicin 1 20 4 80 100
Imipenem 1 23e 1 92 100
Marbofloxacin 21e 4 84 100
Nalidixic acid 1 2 20 2 80 96
Neomycin 3 22 88 100
Penicillin 4e 16 4 1 64 96
Streptomycin 24e 1 96 96
Tetracycline 3 22 88 100
Tiamulin 1 2 20 2 80 96
Tilmicosin 1 2 21 1 84 96
Trimethoprim/sulfamethoxazole 1:19 2 21e 2 84 100
Tulathromycin 2 19 3 1 76 96
a

The MIC mode indicates the most frequently measured MIC related to an isolate and agent.

b

Data are from testing five isolates in five independent replications.

c

Percentage of MIC values corresponding to the MIC mode of the isolates.

d

The essential MIC agreement allows a deviation of ±1 dilution step from the MIC mode.

e

The MIC value of at least one isolate was equal to, lower, or higher than the concentration of the test range.

f

Data that fulfill the criteria of the essential MIC agreement are highlighted in gray.