TABLE 2.

Comparative identification and susceptibility to antimicrobial agents of 28 GRE isolated at the University Hospital of Geneva

Patient	Isolate	Organism identified (identification score)a			Genotypic identificationb	MIC (mg/liter)c
		API 20 STREP	Rapid ID 32 STREP	Vitek GPI		P	AM	E	GM	SM	VA	TEI
1	1	E. faecium (2)	E. faecium (2)	E. faecium (1)	E. faecium	8	1	≥256	16	96	≥256	≥256
2	2	E. faecium (2)	E. gallinarum (3)	E. faecium (1)	E. faecium	≥256	16	≥256	24	≥1,024	≥256	64
	3	E. faecium (2)	E. gallinarum (3)	E. faecium (1)	E. faecium	≥256	16	≥256	24	≥1,024	≥256	64
3	4	E. faecium (2)	E. faecium (3)	E. faecium (1)	E. faecium	≥256	16	≥256	24	≥1,024	≥256	64
	5	E. faecium (2)	E. gallinarum (1)	E. faecium (1)	E. faecium	≥256	16	≥256	24	≥1,024	≥256	64
4	6	E. faecium (2)	E. faecium (2)	E. faecium (1)	E. faecium	≥256	≥256	≥256	24	≥1,024	≥256	≥256
5	7	E. faecium (2)	E. gallinarum (3)	E. faecium (3)	E. gallinarum	0.5	0.5	0.38	8	32	8	0.5
6	8	E. faecium (2)	E. gallinarum (1)	E. gallinarum (1)	E. gallinarum	1	0.5	0.38	12	48	8	0.12
7	9	E. faecium (2)	E. gallinarum (1)	E. faecium (1)	E. gallinarum	1	0.75	2	12	32	4	0.25
8	10	E. faecalis (1)	E. faecalis (1)	E. faecalis (1)	E. faecalis	1.5	0.25	≥256	≥1,024	≥1,024	64	4
9	11	E. durans (2)	E. hirae (1)	E. hirae (1)	NR	0.75	0.5	0.5	16	≥256	≥256	0.25
10	12	E. faecium (2)	E. gallinarum (3)	E. faecium (1)	E. faecium	8	1.5	8	24	128	≥256	4
11	13	E. faecium (3)	E. faecium (1)	E. faecium (1)	E. faecium	0.125	0.125	≥256	6	48	≥256	64
12	14	E. casseliflavus (3)	E. gallinarum (3)	E. faecium (3)	E. gallinarum	1	0.75	1	6	24	16	2
13	15	E. casseliflavus (3)	E. gallinarum (1)	E. gallinarum (3)	E. gallinarum	4	1.5	≥256	6	16	≥256	3
14	16	E. faecium (2)	E. gallinarum (3)	E. faecium (3)	E. gallinarum	0.5	0.5	0.25	8	32	16	0.2
15	17	E. casseliflavus (1)	E. gallinarum (1)	E. cass/gall (1)	E. gallinarum	0.75	0.75	2	12	32	8	0.25
16	18	E. faecium (2)	E. faecium (1)	E. faecium (1)	E. faecium	16	2	≥256	24	128	≥256	64
17	19	E. faecium (2)	E. faecium (3)	E. faecium (1)	E. faecium	≥256	24	≥256	24	≥1,024	≥256	64
	20	E. faecium (2)	E. faecium (1)	E. faecium (1)	E. faecium	≥256	24	≥256	24	≥1,024	≥256	64
	21	E. faecalis (1)	E. faecalis (1)	E. faecalis (1)	E. faecalis	1.5	0.38	≥256	8	≥1,024	≥256	64
18	22	E. faecium (2)	E. faecium (3)	E. faecium (1)	E. faecium	≥256	24	≥256	24	≥1,024	≥256	64
	23	E. faecalis (1)	E. faecalis (1)	E. faecalis (1)	E. faecalis	1.5	0.25	≥256	24	≥1,024	≥256	64
	24	E. faecalis (1)	E. faecalis (1)	E. faecalis (1)	E. faecalis	1.5	0.25	≥256	24	≥1,024	≥256	64
	25	E. faecium (2)	E. faecium (1)	E. faecium (1)	E. faecium	≥256	4	≥256	24	≥1,024	≥256	64
19	26	E. faecium (2)	E. faecium (1)	E. faecium (1)	E. faecium	≥256	24	≥256	16	≥1,024	32	0.5
	27	E. casseliflavus (3)	E. gallinarum (1)	E. cass/gall (3)	E. gallinarum	2	1	≥256	16	≥1,024	64	2
	28	E. faecium (2)	E. faecium (1)	E. faecium (1)	E. faecium	≥256	24	≥256	16	≥1,024	32	0.5

^aIdentification scores of phenotypic identifications: 1, excellent or very good identification; 2, good identification; 3, uncertain identification to the species level. E. cass/gall, E. casseliflavus/gallinarum. 

^bNR, no result obtained. 

^cP, penicillin; AM, ampicillin; E, erythromycin; GM, gentamicin; SM, streptomycin; VA, vancomycin; TEI, teicoplanin.