Table 3 Areas under precision-recall curves of different models for occult N1 and N2 prediction

From: PET/CT based cross-modal deep learning signature to predict occult nodal metastasis in lung cancer

Models

Occult N1 prediction

Occult N2 prediction

Validation set

External cohort

Prospective cohort

Validation set

External cohort

Prospective cohort

Biopsy cohort

DLNMS

0.882

0.853

0.871

0.876

0.849

0.863

0.857

PET model

0.756

0.731

0.748

0.753

0.710

0.741

0.752

CT model

0.779

0.751

0.764

0.765

0.746

0.755

0.761

Clinical model

0.656

0.612

0.627

0.694

0.635

0.648

0.695

Senior physicians

0.504

0.562

0.538

0.563

0.583

0.569

0.550

Junior physicians

0.582

0.590

0.599

0.514

0.555

0.534

0.514

  1. DLNMS deep learning nodal metastasis signature; PET positron emission tomography; CT computed tomography.