Method
|
BMD
|
Vitek 2®
|
UMIC
|
Colistin E-test MIC strip
|
---|
Specie
|
No. Isolates tested
|
No. Isolates tested
|
No. of concordant isolates [%]a
|
No. Isolates tested
|
No. of concordant isolates [%]a
|
No. Isolates tested
|
No. of concordant isolates [%]a
|
---|
Acinetobacter spp.
|
7
|
4
|
4 [100.0]
|
7
|
7 [100.0]
|
7
|
6 [85.7]
|
C. koseri
|
3
|
3
|
3 [100.0]
|
3
|
2 [66.7]
|
3
|
2 [66.7]
|
K. aerogenes
|
2
|
2
|
1 [50.0]
|
2
|
1 [50.0]
|
2
|
2 [100.0]
|
E. cloacae
|
5
|
5
|
3 [60.0]
|
5
|
5 [100.0]
|
5
|
3 [60.0]
|
E. coli
|
24
|
24
|
17 [70.8]
|
24
|
19 [79.2]
|
24
|
13 [54.2]
|
Hafnia spp.
|
15
|
15
|
14 [93.3]
|
15
|
14 [93.3]
|
15
|
13 [86.7]
|
K. oxytoca
|
3
|
3
|
1 [33.3]
|
3
|
3 [100.0]
|
3
|
1 [33.3]
|
K. pneumoniae
|
20
|
19
|
16 [84.2]
|
20
|
17 [85.0]
|
20
|
13 [65.0]
|
P. aeruginosa
|
10
|
8
|
7 [87.5]
|
10
|
10 [100.0]
|
10
|
8 [80.0]
|
Total
|
97
|
91
|
66 [72.5]
|
97
|
78 [80.4]
|
97
|
61 [62.9]
|
- BMD Broth microdilution method
- aConcordance was considered as the same MIC value or as one titre difference to that of the reference value obtained by BMD