TABLE 2.

MIC distributions for meropenem and imipenem

Drug and MIC	% of strains inhibited
	S. aureus	Klebsiella spp.	Enterobacter spp.	Serratia spp.	Acinetobacter spp.	P. aeruginosa
Meropenem
0.25	92.08	93.98	92.1	90.83	21.35	28.53
0.5	3.12	1.83	3.64	3.76	18.6	16.61
1.0	1.6	2.55	2.2	3.58	18.15	14.69
2.0	1.18	1.03	1.21	0.96	12.71	12.18
4.0	0.47	0.13	0.39	0.35	6.87	7.95
8.0	0.34	0.1	0.26	0.09	6.12	7.29
16.0	0.27	0.08	0.03	0.09	3.66	4.72
32.0	0.89	0.13	0.03	0	6.53	4.06
Imipenem
0.25	90.8	71.52	46.35	27.77	30.03	4.85
0.5	3.57	15.04	25.4	31.18	14.53	7.4
1.0	1.4	6.69	14.5	22.53	13.9	18.89
2.0	2.32	2.32	9.46	12.4	12.59	23.11
4.0	0.45	0.45	2.62	4.1	5.55	15.48
8.0	0.22	0.22	0.95	0.96	4.35	8.98
16.0	0.13	0.13	0.43	0.26	4.52	7.46
32.0	0.98	0.28	0.07	0.26	8.24	7.03