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Table 4 The sensitivity, specificity, and positive and negative predictive values (ppv and npv) for DELC to predict CAD in gender and age groups

From: Diagonal earlobe crease and coronary artery disease in a Chinese population

Group

Sensitivity

Specificity

ppv

npv

All

0.752

0.538

0.671

0.633

Male

0.789

0.476

0.719

0.570

Female

0.667

0.604

0.568

0.699

<45 y

0.600

0.875

0.818

0.700

45–59 y

0.676

0.600

0.667

0.610

60–75 y

0.776

0.500

0.677

0.623

> 75 y

0.854

0.379

0.641

0.667