Table 1 Baseline characteristics of the patients
Variables | No. | % | Variables | No. | % |
|---|---|---|---|---|---|
Patients | 160 | Pathological stage | 160 | ||
Male | 115 | 71.88 | IA1 | 5 | 3.13 |
Female | 45 | 28.13 | IA2 | 25 | 15.63 |
Age (year) | IA3 | 20 | 12.50 | ||
Mean (range) | 65.07 (22–85) | IB | 31 | 19.38 | |
Surgical type of resection | 160 | IIA | 11 | 6.88 | |
Bi-lob | 7 | 4.38 | IIB | 39 | 24.38 |
LID | 22 | 13.75 | IIIA | 24 | 15.00 |
LII | 18 | 11.25 | IIIB | 4 | 2.50 |
LSD | 63 | 39.38 | IVA | 1 | 0.63 |
LSI | 46 | 28.75 | Dissected lymph nodes | 705 | |
BPI | 1 | 0.63 | Hilar | 72 | 10.21 |
LMD | 3 | 1.88 | Interlobar | 52 | 7.38 |
Histology | 160 | Paratraqueal | 184 | 26.10 | |
Adenocarcinoma | 94 | 58.75 | Pulmonary ligament | 38 | 5.39 |
Squamous cell carcinoma | 37 | 23.13 | Peribronchial | 39 | 5.53 |
Adenosquamous carcinoma | 5 | 3.13 | Subcarinal | 225 | 31.91 |
Small cell lung carcinoma | 6 | 3.75 | AP window | 75 | 10.64 |
Large-cell carcinoma | 7 | 4.38 | Other | 20 | 2.84 |
Carcinoid | 8 | 5.00 | Pathological N status | 160 | |
Lymphoepithelioma like carcinoma | 1 | 0.63 | pN0 | 118 | 73.75 |
Carcinoma NOS | 1 | 0.63 | pN1 | 25 | 15.63 |
Pleomorphic carcinoma | 1 | 0.63 | pN2 | 17 | 10.63 |