Table 2 The performance of the radiographic, radiomics and combined model in all patients.

From: Radiomics signature on CECT as a predictive factor for invasiveness of lung adenocarcinoma manifesting as subcentimeter ground glass nodules

 

Signature score (mean ± SD)

AUC (95% CI)

ACC

SEN

SPE

Noninvasive group

IAC

Radiographic model

0.175 ± 0.126

0.304 ± 0.170

0.736 (0.669–0.802)

0.616

0.844

0.621

Radiomics model on NCECT

− 1.566 ± 1.287

0.237 ± 1.129

0.864 (0.816–0.912)

0.730

0.859

0.831

Radiomics model on CECT

− 1.213 ± 0.758

0.490 ± 1.037

0.911 (0.878–0.945)

0.714

0.797

0.906

Combined model

0.114 ± 0.171

0.547 ± 0.305

0.908 (0.871–0.944)

0.701

0.766

0.913

  1. AUC area under curve; ACC accuracy; SEN sensitivity; SPE specificity; PPV positive predictive value; NPV negative predictive value.
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