Table 1.

Subjects’ characteristics.

	N
Total number of of subjects	31
NSCLC patients	20 (65%)
Median age (range)	66 (55–75)
Gender Females Males	14 (70%) 6 (30%)
Smoking history Never-smokers Smokers Pack years <5 Pack years ≥5–30 Pack years ≥30	3 (15%) 17 (85%) 1 (6%) 2 (12%) 14 (82%)
Tumor stage (TNM/AJCC 8th ed.) I–III (localized/locoregional disease) IV (metastatic)	9 (45%) 11 (55%)
Histologic subtype Adenocarcinoma Squamous cell carcinoma	13 (65%) 7 (35%)
Smokers without cancer	11 (35%)
Median age (range)	67 (52–76)
Gender Females (%) Males (%)	7 (64%) 4 (36%)
Smoking history Pack years ≥30	11 (100%)