Table 3.

MLST types and MICs for selected antibiotics of C. difficile isolates

Inpatient #	MLST type	RT	MIC (mg/L)
			Metronidazole	Vancomycin	Rifampicin	Levofloxacin	Clindamycin
1	ST1	027	1	1.5	≥32	≥32	≥256
2	ST1	027	1	1.5	≥32	≥32	≥256
3	ST1	027	1	1.5	≥32	≥32	6.0
4	ST1	027	1	1.5	≥32	≥32	2.0
5	ST1	027	1	1.5	≥32	≥32	≥256
6	ST1	027	1	1.5	≥32	≥32	≥256
7	ST1	027	1	1.5	≥32	≥32	≥256
8	ST1	027	1	1.5	≥32	≥32	≥256
9	ST1	027	1	1.5	≥32	≥32	≥256
10	ST1	027	1	1.5	≥32	≥32	≥256
11	ST1	027	1	1.5	>32	>32	≥256
12	ST1	n.d.	n.d.	n.d.	n.d.	n.d.	n.d.
13	ST1	n.d.	n.d.	n.d.	n.d.	n.d.	n.d.
14	ST1	n.d.	n.d.	n.d.	n.d.	n.d.	n.d.
15	ST1	n.d.	n.d.	n.d.	n.d.	n.d.	n.d.
16	ST3	n.d.	n.d.	n.d.	n.d.	n.d.	n.d.
17	ST3	n.d.	n.d.	n.d.	n.d.	n.d.	n.d.
18	ST6	n.d.	0.25	0.05	<0.002	6.0	3.0
19	ST6	n.d.	0.38	0.05	<0.002	6.0	8.0
20	ST8	n.d.	0.25	0.05	<0.002	6.0	2.0
21	ST14	n.d.	n.d.	n.d.	n.d.	n.d.	n.d.
22	ST14	n.d.	0.5	0.5	<0.002	6.0	2.0
23	ST15	n.d.	n.d.	n.d.	n.d.	n.d.	n.d.
24	ST92	n.d.	0.125	0.5	<0.002	6.0	8.0
25	unknown	n.d.	n.d.	n.d.	n.d.	n.d.	n.d.
26	unknown	n.d.	n.d.	n.d.	n.d.	n.d.	n.d.

n.d. not determined