Table 1

Patient characterization

Included into the study were patients with pathologically confirmed R0 resection of NSCLC stage I to IIIA who survived for at least 90 days after surgery.

Age63.51 (34–63)
Sex
Male54 (77.1%)
Female16 (22.9%)
Tumor stage
Stage I37 (52.9%)
Stage II13 (18.6%)
Stage IIIA20 (28.6%)
Smoking history
Nonsmoker7 (10%)
Smoker63 (90%)
Nodal involvement
N042 (60%)
N117 (24.3%)
N211 (15.7%)
Tumor size
T113 (18.6%)
T246 (65.7%)
T311 (15.7%)
Grading
Grade 11 (1.4%)
Grade 215 (21.4%)
Grade 354 (77.1%)
Histology
Squamous cell carcinoma34 (48.6%)
Adenocarcinoma26 (37.1%)
Large cell carcinoma10 (14.3%)
Local recurrence
No56 (80%)
Yes14 (20%)
Development of metastasis
No44 (62.9%)
Yes26 (37.1%)
Survival
Alive38 (54.3%)
Death (not tumor related)1 (1.4%)
Tumor related death31 (44.3%)
Tumor localization
Peripheral carcinoma52 (74.3%)
Central carcinoma18 (25.7%)