TABLE 1.

Phenotypic data for the 28 P. aeruginosa isolates utilized during in vivo efficacy studies of ceftazidime-avibactam and ceftazidime

P. aeruginosa isolatea	MIC (μg/ml)b:
	CAZ-AVI	CAZ
PSA 22	4	64
PSA 971	4	16
PSA 1383*	4	64
PSA 1384*	4	64
PSA 37-8	4	64
PSA 856	8	8
PSA 1382*	8	128
PSA 1386*	8	128
PSA 1387*	8	32
PSA 1388*	8	128
PSA 1389*	8	64
PSA 4-32	8	32
PSA 4-39	8	32
PSA 2-69	8	64
PSA 8-16	8	64
PSA 24-2	8	32
PSA 28-19	8	128
PSA 968	16	32
PSA 1391*	16	128
PSA 1394*	16	64
PSA 4-36	16	64
PSA 4-84	16	64
PSA 1-25	16	128
PSA 1-29	16	32
PSA 3-9	16	>128
PSA 11-54	32	32
PSA 7-6	32	128
PSA 14-28	64	128

^aAsterisks indicate isolates used to assess development of resistance.

^bCAZ, ceftazidime; AVI, avibactam.