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Table 5 Sensitivity, Specificity and AROC values measured with the following methods: Asymmetry_NEF, Irregularity index, Asymmetry index, Score For Axis (SFA) and Asymmetry_Ref using the Lee database with 12 images considered as high risk

From: Quantitative evaluation of binary digital region asymmetry with application to skin lesion detection

Algorithm

Sensitivity

Specificity

AROC

p-value

Asymmetry_NEF

92%

96.43%

0.94

< 0.001

Irregularity index

33.33%

71.43%

0.54

1.00

Asymmetry index

16.67%

64.29%

0.40

0.2448

SFA

55%

78.57%

0.45

0.1298

Asymmetry_Ref

55%

78.57%

0.45

0.1298