Table 2.

Antimicrobial susceptibility of E. coli strains isolated from healthy children from a rural Andean village in Venezuela.

Antibiotic	MIC Range (μg/ml)	Antimicrobial susceptibility n (%)
		Susceptible	Intermediate	Resistant
Ampicillin/sulbactam	≤8/4 – ≥32/16	77 (98.7)	-	1 (1.3)
Piperacillin/tazobactam	≤16/4 – ≥128/4	78 (100)	-	0 (0.0)
Cefoxitin	≤8 – ≥32	73 (93.6)	-	5 (6.4)
Ceftazidime	≤4 – ≥16	52 (66.7)	-	26 (33.3)
Cefotaxime	≤1 – ≥4	51 (65.4)	-	27 (34.6)
Cefepime	≤2 – ≥16	60 (72.9)	-	18 (23.1)
Aztreonam	≤4 – ≥16	52 (66.7)	-	26 (33.3)
Ertapenem	≤0,5 – ≥32	78 (100)	-	0 (0.0)
Imipenem	≤1 – ≥4	78 (100)	-	0 (0.0)
Meropenem	≤1 – ≥4	78 (100)	-	0 (0.0)
Amikacin	≤16 – ≥64	71 (91.0)	2 (2.6)	5 (6.4)
Gentamicin	≤4 – ≥16	72 (92.3)	-	6 (7.7)
Nalidixic acid	≤16 – ≥32	72 (92.3)	2 (2.6)	4 (5.1)
Ciprofloxacin	≤0,06– ≥1	71 (91.0)	3 (3.8)	4 (5.1)
Tigecycline	≤0,1 – ≥16	78 (100)	-	0 (0.0)
Colistin	≤0,5 – ≥64	78 (100)	-	0 (0.0)

MIC: minimal inhibitory concentration.