Table 3. Minimum inhibitory concentrations (MICs) of vancomycin for clinical isolates of S. aureus and imipenem for clinical isolates of E. coli, A. baumannii and K. pneumonia determined by SERS-AST method compared with those determined by standard agar dilution method.

MIC Results	Bacterial strain
	S. aureus	E. coli	A. baumannii	K. pneumoniae
Concordant	6	4	6	5
One-dilution discordant	3	5	4	3
Two-dilution discordant	0	1	0	2