| PET/CT | Positron emission tomography/computed tomography |
| NSCLC | Non-small-cell lung cancer |
| LUAD | Lung adenocarcinoma |
| LUSC | Lung squamous cell carcinoma |
| Acc | Accuracy |
| Sen | Sensitivity |
| Spe | Specificity |
| ROC | Receiver operating curve |
| DCA | Decision curve analysis |
| AUC | Area under curve |
| CYFRA21-1 | Cytokeratin fragment antigen21-1 |
| Pro-GRP | Pro-gastrin-releasing peptide |
| SCCA | Squamous cell carcinoma antigen |
| CEA | Carcinoembryonic antigen |
| NSE | Neuron-specific enolase |
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