AM	Ampicillin.
AMC	Amoxicillin–clavulanate.
ATM	Aztreonam.
CAZ	Ceftazidime.
CCs	Clonal complexes.
CEC	Cefaclor.
CF	Cephalothin.
CLSI	Clinical and Laboratory Standard Institute.
CRO	Ceftriaxone.
CTX-M	Cefotaximase-M.
CTX	Cefotaxime.
cUTIs	Complicated urinary tract infections.
ESBLs	Extended-spectrum β-lactamases.
F/M	Nitrofurantoin.
GM	Gentamicin.
IPM	Imipenem.
LVX	Levofloxacin.
MBLs	Metallo-β-lactamases.
MDR	Multidrug-resistant.
MEM	Meropenem.
MLST	Multilocus Sequence Typing.
NOR	Norfloxacin.
OFX	Ofloxacin.
PFGE	Pulsed-field gel Electrophoresis.
PLSD	ANOVA Fisher’s protected least significant difference.
SNP	Single-nucleotide polymorphism.
STs	Sequence types.
SXT	Trimethoprim–sulfamethoxazole.
TE	Tetracycline.
TZP	Piperacillin–tazobactam.
UPEC	Uropathogenic Escherichia coli.
UPGMA	Unweighted Pair-Cluster Method using Arithmetic Averages.
UTIs	Urinary tract infections.
XDR	Extremely drug-resistant.