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. 2016 Jan 28;54(2):343–348. doi: 10.1128/JCM.02432-15

TABLE 3.

Pearson correlation of zone diameters and Etest mean results and standard deviations

Antifungal	Test modality	No. of isolates tested	Mean value (SD) for disk diffusion (mm) or Etest (μg/ml) using:		Pearson correlation (r) (strength^a)	P value
Antifungal	Test modality	No. of isolates tested	Direct method	Standard method	Pearson correlation (r) (strength^a)	P value
Voriconazole	Disk diffusion	104	28.55 (5.45)	29.34 (5.64)	0.6040 (M)	<0.0001
	Etest	28	0.11 (0.12)	0.12 (0.16)	0.5808 (M)	0.0012
Fluconazole	Disk diffusion	104	26.49(6.12)	26.94 (6.38)	0.6907 (S)	<0.0001
	Etest	21	2.76 (5.59)	3.66 (10.37)	0.9476 (VS)	<0.0001
Amphotericin B	Disk diffusion	104	21.78 (3.55)	21.72 (3.23)	0.7017(S)	<0.0001
	Etest	29	0.24 (0.26)	0.14 (0.13)	0.1637 (VW)	0.3875
Caspofungin	Etest	29	0.32 (0.36)	0.24 (0.27)	0.8884 (VS)	<0.0001
Amphotericin B	Disk diffusion	29	23.37 (2.04)	0.14 (0.13)	−0.4216 (M)^b	0.0203

^a

VW, very weak; M, moderate; S, strong; VS, very strong.

^b

Zone diameter with MIC (both by standard method).