Table 2.
Characteristics of patients who underwent surgery for lung cancer
| Characteristics | % or (IQR) | [n] | |
|---|---|---|---|
| N, no | 133 | ||
| Age, median | 70 | (62.0–77.0) | [133] |
| Sex Male, no | 87 | 65.4% | [133] |
| BMI (kg/m2), median | 22.8 | (20.9–24.7) | [133] |
| History of smoking, no | 76 | 61.8% | [123] |
| Brinkman index, median | 900 | (500–1393) | [81] |
| Pulmonary function test | |||
| %VC, median (%) | 110.7 | (100.9–120.6) | [103] |
| FEV1/FVC, median (%) | 73.9 | (64.7–77.6) | [103] |
| %DLCO, median (%) | 88.6 | (75.7–105.7) | [98] |
| KL-6, median (U/mL) | 234 | (169.5–321) | [81] |
| Orgnization type of lung cancer | |||
| Adenocarcinoma, no | 99 | 74.4% | [133] |
| Squamous cell carcinoma, no | 24 | 18.0% | [133] |
| Small cell caricnoma, no | 4 | 3.0% | [133] |
| LCNEC, no | 4 | 3.0% | [133] |
| Adenosquamous cell carcinoma, no | 2 | 1.5% | [133] |
| Tumor size (mm) | 23 | (15–32.5) | [133] |
| pT classification, no (T3, T4) | 28 | 26.4% | [133] |
| pN classification, no (N1, N2) | 23 | 17.3% | [133] |
| pM classification, no (M1) | 2 | 1.5% | [133] |
| pStage | |||
| I | 100 | 77.4% | [133] |
| II | 19 | 14.2% | [133] |
| III | 12 | 7.6% | [133] |
| IV | 2 | 0.9% | [133] |
IQR interquartile range, BMI body mass index, VC vital capacity, FEV1/FVC forced expiratory volume in one second/forced vital capacity, DLCO diffusing capacity for carbon monoxide, KL-6 Klebs von den Lungen-6, LCNEC Large cell neuroendocrine carcinoma