Table S1. Baseline characteristics in test and validation cohort.
| Characteristics | NSCLC | SCLC | LCNEC | TC/AC | BLD |
|---|---|---|---|---|---|
| Age (years) | |||||
| <60 | 2,451 | 245 | 21 | 10 | 430 |
| ≥60 | 3,917 | 582 | 35 | 19 | 229 |
| Sex | |||||
| Female | 3,214 | 309 | 23 | 14 | 422 |
| Male | 3,154 | 448 | 33 | 15 | 237 |
| Smoking status | |||||
| Never smoker | 1,402 | 322 | 14 | 9 | 361 |
| Smoker | 4,966 | 505 | 42 | 20 | 298 |
| Weight loss | |||||
| Yes | 427 | 80 | 4 | 14 | 19 |
| No | 5,941 | 747 | 52 | 15 | 640 |
| Stage | |||||
| I | 2,111 | 38 | 12 | 20 | |
| II | 718 | 24 | 11 | 4 | |
| III | 1,414 | 310 | 23 | 3 | |
| IV | 1,802 | 306 | 9 | 2 |
NSCLC, non-small cell lung cancer; SCLC, small cell lung cancer; LCNEC, large cell neuro-endocrine carcinoma; AC, atypical carcinoid; TC, typical carcinoid; BLD, benign lung disease.