TABLE 1.

Susceptibilities of 100 S. maltophilia isolates to eight antimicrobial agents

Drug	MIC (μg/ml)a			% Susceptible isolates
	Range	50%	90%
Trimethoprim-sulfamethoxazole	0.125–>32	0.5	2	90
Gatifloxacin	0.064–>32	1	16	71
Levofloxacin	0.064–>32	2	32	57
Ciprofloxacin	0.016–>32	4	>32	29
Ticarcillin-clavulanic acid	1–>256	16	>256	54
Piperacillin-tazobactam	1–>256	>256	>256	20
Cefepime	0.064–>256	32	>256	21
Ceftazidime	0.25–>256	16	>256	49

^a50% and 90%, MIC₅₀ and MIC₉₀.