Table 2.

Discrepancy rates of VITEK 2 compared with broth microdilution for Elizabethkingia spp.^a,b

Agent	Total (n = 108)		E. anophelis (n = 90)		E. meningoseptica (n = 7)		E. miricola cluster (n = 11)c
	MD	VMD	MD	VMD	MD	VMD	MD	VMD
Amikacin	12.1	0	5.6	0	0	0	72.7	0
Ampicillin/sulbactam	0	0	0	0	0	0	0	0
Cefepime	0.9	0	1.1	0	0	0	0	0
Cefotaxime	0	0	0	0	0	0	0	0
Ceftazidime	0	0	0	0	0	0	0	0
Ciprofloxacin	0	8.3	0	8.9	0	0	0	9.1
Colistin	0	0	0	0	0	0	0	0
Gentamicin	0	0	0	0	0	0	0	0
Imipenem	0	0	0	0	0	0	0	0
Levofloxacin	0	0.9	0	1.1	0	0	0	0
Meropenem	0	0	0	0	0	0	0	0
Minocycline	0.9	0	0	0	0	0	9.1	0
Moxifloxacin	0.9	5.6	0	6.7	0	0	9.1	0
Piperacillin/tazobactam	6.5	0	3.3	0	14.3	0	27.3	0
Rifampin	0	0	0	0	0	0	0	0
Tigecycline	11.1	0	7.8	0	42.9	0	18.2	0
Trimethoprim/sulfamethoxazole	45.4	0	50	0	57.1	0	0	0
Vancomycin	0	3.7	0	1.1	0	14.3	0	18.2

^aData are presented as percentages (%).

^bMD rates of >3.0% or VMD rates of >1.5% are underlined.

^c E. miricola cluster comprised E. miricola (6), E. bruuniana (3) and E. ursingii (2); no E. occulta isolates were identified.