Table 4. Resistant phenotypes detected in E. coli isolates.

Resistant phenotypes observed in E. coli (Antimicrobial class)	Number of cows (total N = 81)	The proportion of cows (%)	95% CI
Tetracyclines	25	30.86	[20.805–40.924]
Aminoglycosides	11	13.58	[6.12–21.041]
Cephalosporins	9	11.11	[4.267–17.955]
Aminoglycosides, Tetracyclines	7	8.64	[2.523–14.761]
Folate pathway antagonist	5	6.17	[0.932–11.414]
Amphenicols	5	6.17	[0.932–11.414]
Tetracyclines, Cephalosporins	2	2.47	[0.0–5.849]
Aminoglycosides, Tetracyclines, Amphenicols†	2	2.47	[0.0–5.849]
Other single isolates of AMR phenotypes*	5	6.17	[0.932–11.374]
Other single isolates of MDR phenotypes**	5	6.17	[0.932–11.414]

Notes:

^*Other single isolates of AMR phenotypes from E. coli: (1) quinolones, aminoglycosides (2) amphenicols, tetracyclines (3) tetracyclines, folate pathway antagonist (6) cephalosporins, fluoroquinolones (7) amphenicols, folate pathway antagonist.

^**Other single isolates of mdr phenotypes from E. coli: (1) amphenicols, folate pathway antagonist, aminoglycosides (2) amphenicols, tetracyclines, cephalosporins, aminoglycosides (3) amphenicols, tetracyclines, folate pathway antagonist (4) amphenicols, tetracyclines, folate pathway antagonist, aminoglycosides (5) tetracyclines, cephalosporins, fluoroquinolones, quinolones, aminoglycosides.

^†Phenotypes that are multi-drug resistant.