Characteristics | Number of patients (n = 55) |
---|---|
Demographic | |
 Age: median (years) | 65 |
 Male sex: n (%) | 41 (75) |
 Current/Former Smoker: n (%) | 46 (84) |
Pathological Stage: n (%) | |
 I | 10 (18) |
 II | 23 (42) |
 III | 21 (38) |
 IV | 1 (2) |
Diagnostic procedure: n (%) | |
 Surgery | 54 (98) |
 Bronchoscopic biopsy | 1 (2) |
Surgical procedure: n (%) | |
 Segmentectomy | 2 (4) |
 Lobectomy | 33 (60) |
 Pneumonectomy | 5 (9) |
 Bilobectomy | 4 (7) |
 Lobectomy with combined resection | 11 (20) |
Epithelial components: n (%) | |
 Adenocarcinoma | 39 (71) |
 Squamous cell carcinoma | 11 (20) |
 Large cell carcinoma | 1 (2) |
 Large cell neuroendocrine carcinoma | 1 (2) |
PD-L1 staining: n (%) | |
  < 1% | 3 (5) |
 1–49% | 12 (22) |
  ≥ 50% | 40 (73) |
Relapse after surgery: n (%) | |
 No relapse | 27 (49) |
 Relapse after surgery | 28 (51) |
Survival status at last follow-up: n (%) | |
 Alive, no evidence of disease | 40 (73) |
 Died of disease | 15 (27) |
 Overall survival after surgery: median (days) | 893 |
 Relapse free survival after surgery: median (days) | 562 |