Table 3.

Antibiotic resistance rates of Gram-negative bacteria (%)

Antibiotic	Klebsiella spp. (n=49)	Serratia spp. (n=20)	E. coli (n=4)	Other Enterobacteriaceae (n=8)	Pseudomonas spp. (n=16)	Acinetobacter spp. (n=10)
Colistin	N/A	N/A	N/A	N/A	0	0
Meropenem	8.2	15	25	25	43.8	100
Imipenem	36.7	25	50	37.5	62.5	100
Amikacin	22.4	0	25	50	18.8	90
Gentamicin	14.3	10	50	50	37.5	90
ciprofloxacin	10.2	0	25	37.5	12.5	100
Piperacillin	N/A	N/A	N/A	N/A	25	N/A
Ceftazidim	N/A	N/A	N/A	N/A	25	N/A
Cefepim	93.9	20	100	50	18.8	N/A
Ceftriaxon	95.9	15	100	62.5	N/A	N/A
Amoxycillin—clavunalic acid	93.9	95	100	62.5	N/A	N/A
Ampicillin	100	70	100	62.5	N/A	N/A

^aOther: Alcaligenes spp., Proteus spp., Enterobacter spp., Shigella spp.