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Table 1 Patient characteristics

From: Operative invasiveness does not affect the prognosis of patients with non-small cell lung cancer

Gender (male / female) 281 (61%) / 182 (39%)
Age (y.o.), median (range) 68.4 (34–87)
Smoking index, median (range) 600 (0–3600)
CEA (ng/ml), median (range) 3.6 (0.5–236)
Charlson comorbidity index (0 / 1 / 2 / 3 / 4) 282 (61%) / 108 (23.2%) / 62 (13.4%) / 9 (2%) / 2(0.4%)
Wound length (cm), median (range) 8 (3–25)
Approach (C-VATS / Hybrid / Thoracotomy) 77 (17%) / 321 (69%) / 65 (14%)
Operative procedure (Seg / Lob / Bilob / Pneumo) 26 (6%) / 409 (88%) / 10 (2%) / 18 (4%)
Operation time (min), median (range) 230 (67–674)
Histology (Ad / Sq / AdSq / LCNEC / Large / Pleo) 350 (76%) / 91 (19.6%) / 8 (1.6%) / 9 (1.8%) / 3 (0.6%) / 2 (0.4%)
Differentiation (G1 / 2 / 3 / 4) 173 (37.4%) / 203 (43.8%) / 75 (16.2%) / 12 (2.6%)
Ly (0 / 1) 271 (58.5%) / 192 (41.5%)
V (0 / 1) 236 (51%) / 225 (49%)
pStage (IA / IB / IIA / IIB / IIIA) 225 (48.5%) / 101 (21.8%) / 48 (10.4%) / 43 (9.3%) / 46 (10%)
Preoperative CRP (ng/ml), median (range) 0.1 (0.02–14.89)
Postoperative CRP (ng/ml), median (range) 13.39 (0.66–36.28)
Clavien-Dindo grade (0 / 1 / 2 / 3a / 3b) 340 (73.4%) / 20 (4.3%) / 45 (9.7%) / 53 (11.4%) / 5 (1.2%)
  1. CEA carcinoembryonic antigen, VATS video-assisted thoracic surgery, Seg segmentectomy, Lob lobectomy, Bilob bilobectomy, Pneumo pneumonectomy, Ad adenocarcinoma, Sq squamous cell carcinoma, AdSq adenosquamous cell carcinoma, LCNEC large cell neuroendocrine cell carcinoma, Large large cell carcinoma, Pleo pleomorphic cell carcinoma, G grade, Ly lymphatic invasion, V vascular invasion; pStage pathological stage, CRP C-reactive protein