TABLE 5.

Comparison of reports on MICs for B. cereus^a

Antibiotic	Source of reference	Test method	No. of strains	MIC (μg/ml)
				Range	50%	90%
Cefotaxime	This study	Etest	67	0.1->32	>32	>32
	This study	Agar dilution	15	0.015->64	16	32
	35	Microdilution	54	16->128	32	>128
Ciprofloxacin	This study	Etest	67	0.047-0.5	0.19	0.25
	This study	Agar dilution	15	0.03-0.25	0.125	0.125
	35	Microdilution	54	≤0.25-1	≥0.25	1
Erythromycin	This study	Etest	67	0.032-3	0.064	1.5
	This study	Agar dilution	15	0.5-4	0.5	4
	28	NA	6	<0.25-0.5	NA	NA
Gentamicin	This study	Etest	67	0.094-0.75	0.38	0.75
	This study	Agar dilution	15	0.25-1	0.5	1
	28	NA	6	<0.12-0.5	NA	NA
Penicillin	This study	Etest	67	0.012->32	>32	>32
	This study	Agar dilution	15	0.5-16	8	16
	28	NA	6	4->8	NA	NA
Tetracycline	This study	Etest	67	0.05-32	1	6
	This study	Agar dilution	15	0.015-32	0.25	32
	28	NA	6	<0.12-4	NA	NA
Vancomycin	This study	Etest	67	1-16	3	6
	This study	Agar dilution	15	1-4	2	4
	28	NA	6	0.5-1	NA	NA
	35	Microdilution	54	≤0.25-2	2	2

^aNA, information not available.