. 2021 Apr 29;11(5):1284. doi: 10.3390/ani11051284

Table 4.

Minimum Inhibitory Concentration (MIC) distributions of antimicrobials against 195 E. faecalis strains.

EMA Category	Antimicrobial Agent	Distribution of MICs (in µg/mL and Number of Strains)																			MIC₅₀	MIC₉₀	ECOFF
EMA Category	Antimicrobial Agent	0.0075	0.015	0.03	0.064	0.125	0.25	0.5	1	2	4	8	16	32	64	128	256	512	1024	2048	MIC₅₀	MIC₉₀	ECOFF
A Category	Tigecycline	2.05	0	0	4.62	11.79	38.97	28.21	5.13	1.03	8.21	0	0	0	0	0	0	0	0	0	0.25	1	>0.25
	N° Strains	4			9	23	76	55	10	2	16
	Vancomycin	0	0	0	0	0	0	54.87	10.26	13.33	10.77	9.74	0.51	0.00	0.00	0.51	0	0	0	0	≤1	8	>4
	N° Strains							107	20	26	21	19	1	0	0	1
	Teicoplanin	0	0	0	0	0	69.74	12.82	13.33	1.03	0.00	0.51	0.00	1.54	1.03	0	0	0	0	0	≤0.5	1	>2
	N° Strains						136	25	26	2	0	1	0	3	2
	Daptomycin	0	0	0	0	2.05	2.05	1.54	9.74	44.10	32.31	6.67	1.03	0.51	0	0	0	0	0	0	2	4	>4
	N° Strains					4	4	3	19	86	63	13	2	1
	Linezolid	0	0	0	0	0	2.05	0.00	7.69	44.10	34.36	2.05	1.03	1.03	7.69	0	0	0	0	0	2	8	>4
	N° Strains					0	4	0	15	86	67	4	2	2	15	0	0	0	0	0
	Quinupristin-dalfopristin	0	0	0	0	0	3.08	0.00	3.59	12.31	18.46	27.69	21.54	7.69	5.64	0	0	0	0	0	8	32	>1
	N° Strains						6		7	24	36	54	42	15	11
B Category	Ciprofloxacin	0	0	0	2.05	0.51	1.03	5.64	16.92	24.10	32.82	5.64	11.28	0	0	0	0	0	0	0	2	≥16	>4
B Category	N° Strains				4	1	2	11	33	47	64	11	22

The vertical bars indicate the ECOFF value for each antibiotic [17]; The bold numbers indicate the percentage of strains for every MIC value.