Table 1. Characteristics of stage III patients (sourced from different studies).

Variable	Results
Sex
Women	37–45.1%
Men	54.9–63%
Median age at diagnosis	65–79 years old
Smoking habit
Smoker or ex-smoker	90% (PYI ≤40: 58%, PYI >40: 42%)
Never smoker	4–11%
Stage at diagnosis
7ª TNM
IIIA	44–61%
IIIB	50.6–56%
8ª TNM
IIIA	76.20%
IIIB	22.90%
IIIC	0.90%
Histologic type
Squamous cell	30.7–78,9%
Adenocarcinoma	27.4–50%
Large cell	4.90%
Mutations
EGFR	33.50%
ALK	30.30%
KRAS	14.20%