Table 3.

In vitro susceptibilities of 49 clinical isolates of Aeromonas spp

Antimicrobial agent	Resistant rate (n)	Breakpoints
		S	R
Aztreonam	8.2 (49)	≤ 4	≥ 16
Cefuroxime	8.2 (49)	≤ 8	≥ 32
Ceftriaxone	8.2 (49)	≤ 1	≥ 4
Ceftazidime	6.1 (49)	≤ 4	≥ 16
Cefepime	0.0 (49)	≤ 8	≥ 32
Piperacillin/tazobactam	32.7 (49)	≤ 16/4	≥ 128 /4
Meropenem	71.4 (49)	≤ 1	≥ 4
Imipenem	70.8 (48)	≤ 1	≥ 4
Ciprofloxacin	4.1 (49)	≤ 1	≥ 4
Levofoxacin	2.1 (48)	≤ 2	≥ 8
Gentamicin	4.1 (49)	≤ 4	≥ 16
Amikacin	0.0 (49)	≤ 16	≥ 64
Tegacycline	0.0 (40)	≤ 2	≥ 8
Trimethoprim/Sulfamethoxazole	22.5 (49)	≤ 2/38	≥ 4/76