High Prevalence of Multidrug-Resistant and Extended-Spectrum β-Lactamase-Producing Enterobacteriaceae: A Cross-Sectional Study at Arsho Advanced Medical Laboratory, Addis Ababa, Ethiopia

Table 2

Percentage antimicrobial resistance profile of Enterobacteriaceae against 16 antibacterial agents.

Species	Antimicrobial agents
	AMC	TZP	CZ	CF	CXMA	CXM	FOX	CPD	CRO	CAZ	PEP	TM	GM	LEV	CIP	FT
E. coli (339)	33.9	14.2	50.4	57.8	59.9	60.5	15.9	48.4	47.5	47.2	47.8	34.5	28.9	51.0	51.3	7.7
K. pneumoniae (56)	39.3	30.4	71.4	67.9	67.9	66.1	25	66.1	62.5	64.3	64.3	32.1	42.9	26.8	35.7	32.1
Citrobacter freundii (11)	54.5	9.1	72.7	72.7	54.5	90.9	72.7	45.5	9.1	9.1	9.1	0	27.3	9.1	18.2	18.2
P. mirabilis (14)	7.1	57.1	71.4	78.6	71.4	78.6	72.7	71.4	71.4	71.4	71.4	0	21.4	7.1	7.1	100
S. enterica sub. enterica (9)	33.3	0	88.9	88.9	88.9	77.8	77.8	22.2	33.3	0	22.2	77.8	88.9	44.4	33.3	0
Enterobacter cloacae (11)	81.8	18.1	81.9	81.9	90.9	72.7	81.9	81.9	27.3	18.1	18.1	18.1	27.3	18.1	18.1	27.3
All isolates (440)	35.5	17.3	55.9	61.4	62.5	63.2	22.7	51.6	48.4	47.5	48.4	32.7	31.6	44.5	45.9	14.3

AMC = amoxicillin/clavulanic acid; CIP = ciprofloxacin; CZ = cefazolin; CXM = cefuroxime; CXMA = cefuroxime axetil; FOX = cefoxitin; CF = cefalotin; CPD = cefpodoxime; CAZ = ceftazidime; CRO = ceftriaxone; PEP = cefepime; GM = gentamicin; LEV = levofloxacin; FT = nitrofurantoin; TZP = piperacillin/tazobactam; and TM = tobramycin.