Table 4.

Comparison of vancomycin MIC by agar dilution and E test.

		MIC by agar dilution
		4 μg/ml VISA		≤2 μg/ml VSSA		Total
		No	%	No	%	No	%
MIC by E test	≥4 μg/mla	2	0.9	2	0.9	4	1.7
	<4 μg/mla	0	0.0	228	98.3	228	98.3
	Total	2	0.9	230	99.1	232	100.0

^a0.5 was added to all values in calculations of some of the statistical parameters.