| AUC | Area under the curve |
| LDCT | Low-dose chest computed tomography |
| Lung-RADS | Lung Imaging Reporting and Data System |
| CEA | Carcinoembryonic antigen |
| FDG-PET | Fluorodeoxyglucose-positron emission tomography |
| AJCC | American Joint Committee on Cancer |
| NSCLC | Non-small cell lung cancer |
| SCLC | Small cell lung cancer |
| OR | Odds ratios |
| CI | Confidence intervals |
| ROC | Receiver operating characteristic |
| SUVmax | Maximum standardized uptake value |