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Table 5 Comparison of predictive discriminatory accuracy of cross-validated models using measures of activity versus attention

From: Hyperactivity persists in male and female adults with ADHD and remains a highly discriminative feature of the disorder: a case-control study

Criteria

Linear Discriminant Analysis

General Linear Model

Multinomial Logistic Regession

 

No 4's Attn

CPT-II Attn

Activity

No 4's Attn

CPT-II Attn

Activity

No 4's Attn

CPT-II Attn

Activity

Accuracy

0.659

0.670

0.768ab

0.650

0.663

0.766ab

0.703

0.706

0.801ab

Kappa

0.257

0.281

0.505ab

0.240

0.269

0.504ab

0.360

0.360

0.583ab

ROC-AUC

0.671

0.712

0.821ab

0.661

0.692

0.800ab

0.722

0.729

0.839ab

Sensitivity

0.786

0.790

0.835cd

0.752

0.776

0.816ef

0.800

0.821

0.829

Specificity

0.462

0.482

0.665ab

0.491

0.486

0.687ab

0.552

0.528

0.758ab

Criteria

Neural Network

Support Vector Machine

Random Forest Classification

 

No 4's Attn

CPT-II Attn

Activity

No 4's Attn

CPT-II Attn

Activity

No 4's Attn

CPT-II Attn

Activity

Accuracy

0.659

0.677

0.809ab

0.720

0.709

0.817ab

0.663

0.624

0.842ab

Kappa

0.273

0.299

0.607ab

0.396

0.376

0.621ab

0.292

0.191

0.676ab

ROC-AUC

0.687

0.711

0.816ab

0.731

0.753

0.829ab

0.661

0.673

0.889ab

Sensitivity

0.742

0.769

0.801ab

0.811

0.793

0.807

0.753

0.775

0.828ab

Specificity

0.528

0.534

0.802ab

0.578

0.578

0.833ab

0.543

0.415

0.870ab

  1. aActivity > No4's Attention p < 10–15, bActivity > CPT-II Attention p < 10–15.
  2. cActivity > No4's Attention p < 10–6, dActivity > CPT-II Attention p < 10–5.
  3. eActivity > No4's Attention p < 10–8, fActivity > CPT-II Attention p < 0.0001.