Table 1.

Organism Group Microbiological Response Rates by STIC Category (n = 1387)

Organism (No.)	Percent Successful Response by STIC Category
	Susceptible (≤8 mg/L)	Intermediate (16 mg/L)	Resistant (≥32 mg/L)
Enterobacteriaceae (901)	87	88	71
Pseudomonas aeruginosa (84)	63	65	60
Nonpseudomonal bacilli (70)a	98	89	50
Staphylococci (332)	95	94	50

^aBased on data from Thornsberry et al. [3].

^bIncludes Acinetobacter species (9), Haemophilus influenzae (50), Haemophilus parainfluenzae (6), and Pasteuella multocida (5).