Clinical, pathological and molecular characteristics of the patients
| Patients | |
| Subjects n | 92 |
| Age years (mean±sem) | 65±1 |
| Sex | |
| Female | 42 (46) |
| Male | 50 (54) |
| Smoking status | |
| Never smoked | 25 (27) |
| Former or current | 67 (73) |
| Performance status | |
| 0 | 60 (65) |
| >0 | 30 (33) |
| MD | 2 (3) |
| Histological status | |
| Invasive mucinous adenocarcinoma | 49 (53) |
| Invasive lepidic predominant adenocarcinoma | 36 (39) |
| Cytological diagnosis | 7 (8) |
| Stage | |
| I | 15 (16) |
| II | 17 (18) |
| III | 7 (8) |
| IV | 53 (58) |
| EGFR mutation | |
| Positive | 8 (9) |
| Negative | 65 (71) |
| MD | 19 (20) |
| KRAS mutation | |
| Positive | 18 (20) |
| Negative | 55 (60) |
| MD | 19 (20) |
| ALK rearrangement | |
| Positive | 1 (1) |
| Negative | 72 (79) |
| MD | 19 (20) |
Data are presented as n (%), unless otherwise stated. MD: missing data.