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Table 2 In vitro antifungal susceptibility testing of 243 clinical isolates into 5 antifungal agents

From: Surveillance study of the prevalence, species distribution, antifungal susceptibility, risk factors and mortality of invasive candidiasis in a tertiary teaching hospital in Southwest China

Species (No of isolates)

Antifungal agent

MIC (μg/mL)

% Resistant

Range

50%

90%

Candida albicans (110)

Amphotericin B

≤0.5 to 1

≤0.5

≤0.5

0b

Flucytosine

0.5 to > 8

0.5

1

5.5b

Fluconazole

≤0.125 to 32

0.25

0.5

20.0

Itraconazole

≤0.062 to 4

≤0.062

0.5

28.2b

Voriconazole

≤0.062 to > 8

≤0.062

0.125

23.6

Candida glabrata (73)

Amphotericin B

≤0.5 to 1

≤0.5

1

0b

Flucytosine

≤0.062 to > 16

0.125

0.5

2.7b

Fluconazole

0.25 to> 128

8

32

11.0

Itraconazole

≤0.25 to > 8

2

4

6.8b

Voriconazole

≤0.062 to > 8

0.25

0.5

6.8b

Candida tropicalis (37)

Amphotericin B

≤0.5 to 1

≤0.5

1

0b

Flucytosine

≤0.062 to 4

0.125

0.125

5.4b

Fluconazole

0.25 to 64

1

2

29.7

Itraconazole

≤0.062 to 64

0.125

0.25

40.5b

Voriconazole

≤0.062 to > 8

≤0.062

0.125

27.0

Candida krusei (12)

Amphotericin B

≤0.5 to 2

≤0.5

1

0b

Flucytosine

2 to 8

4

8

0

Fluconazolea

–

–

–

–

Itraconazole

≤0.062 to 4

0.125

0.5

33.4b

Voriconazole

≤0.062 to > 8

0.125

0.25

25.0

Candida parapsilosis (5)

Amphotericin B

≤0.5 to 1

0.5

1

0

Flucytosine

≤0.062 to 0.5

0.125

0.25

0

Fluconazole

0.25 to 16

0.5

2

20.0

Itraconazole

≤0.062 to 1

≤0.062

0.125

20.0b

Voriconazole

≤0.062 to 4

≤0.062

0.125

20.0

Othersc (6)

Amphotericin B

≤0.5 to 1

≤0.5

1

0b

Flucytosine

≤0.062 to 1

0.25

1

0b

Fluconazole

0.5 to 64

1

4

16.7b

Itraconazole

≤0.062 to 0.125

≤0.062

0.125

0b

Voriconazole

≤0.062 to 0.5

≤0.062

0.125

0b

All of isolates (243)

Amphotericin B

–

–

–

0

Flucytosine

–

–

–

4.1

Fluconazolea

–

–

–

18.6

Itraconazole

–

–

–

23.1

Voriconazole

–

–

–

18.5

  1. MIC minimal inhibitory concentration
  2. aResistance rate was based on the intrinsic resistance of C. krusei and did not follow the actual MICs
  3. bThe breakpoints of Candida spp. according to the manufacturer’s instructions of ATB FUNGUS 3 system
  4. cOthers include C. guilliermondii (3), C. haemulonii (2) and C. pseudotropicalis (1)