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. 2017 Jun 13;5:e3431. doi: 10.7717/peerj.3431

Table 3. Distribution of antibiotic resistance phenotypic patterns of E. coli isolates.

Resistance pattern Phenotypic resistance Number of resistant E. coli isolates
Water samples (n = 51) Milk samples (n = 26)
I AMC 1 (1.9%) 0 (0%)
II AMC, AMP, CAR 2 (3.9%) 0 (0%)
III AMC, AMP, CAR, IPM 1 (1.9%) 0 (0%)
IV AMP 3 (5.8%) 2 (7.6%)
V AMP, CAR 26 (50.9%) 0 (0%)
VI AMP, CAR, CAZ, CN, CRO, CTX, CXM 2 (3.9%) 0 (0%)
VII AMP, CAR, CAZ, CN, CRO, CTX, CXM, FEP 0 (0%) 6 (23.0%)
VIII AMP, CAR, CAZ, CN, CRO, CTX, CXM, FEP, SCF 0 (0%) 1 (3.8%)
IX AMP, CAR, CAZ, CN, CRO, CTX, CXM, FEP, SXT 1 (1.9%) 0 (0%)
X AMP, CAR, CAZ, CN, CRO, CTX, CXM, SXT 1 (1.9%) 0 (0%)
XI AMP, CAR, CIP, CN, CRO, CTX, CXM, FEP, SXT 1 (1.9%) 0 (0%)
XII AMP, CAR, CIP, NOR 0 (0%) 7 (26.9%)
XIII AMP, CAR, CIP, NOR, SXT 1 (1.9%) 0 (0%)
XIV AMP, CAR, CN, CRO, CTX, CXM, SXT 1 (1.9%) 0 (0%)
XV AMP, CAR, NOR 1 (1.9%) 0 (0%)
XVI AMP, CAR, SXT 6 (11.7%) 7 (26.9%)
XVII AMP, CAZ, CRO, CTX, CXM 0 (0%) 1 (3.8%)
XVIII CN 1 (1.9%) 0 (0%)
XIX NOR 1 (1.9%) 1 (3.8%)
XX SXT 1 (1.9%) 1 (3.8%)
XXI TZP 1 (1.9%) 0 (0%)

Notes.

AMP
ampicillin
TZP
piperacillin
CAR
carbenicillin
AMC
amoxicillin–clavulanic acid
FEP
cefepime
CTX
cefotaxime
CRO
ceftriaxone
CAZ
ceftazidime
SCF
cefoperazone
CXM
cefuroxime
IPM
imipenem
MEM
meropenem
CN
gentamicin
AK
amikacin
TGC
tigecycline
CIP
ciprofloxacin
NOR
norfloxacin
SXT
trimethoprim–sulfamethoxazole