Table 1.

Hartford Hospital susceptibility for Pseudomonas aeruginosa to cefepime and ceftazidime from the year of cefepime formulary introduction to present

Year Collected	# isolates*	Susceptibility (%)		Difference (%)
		Cefepime	Ceftazidime
2000	945	77	81	4
2001	1041	74	87	13
2002	1022	75	85	10
2003	900	74	82	8
2004	1207	72	81	9
2005	1400	65	77	12
2006	1256	69	82	13

Note:

^*Isolates collected hospital-wide.