Table 1. Baseline patient characteristics.

	Age, year	Gender	Smoking history	Diagnosis	Stage
Patient 1	73	Female	Ex-smoker	Adenocarcinoma	T1bN0M0 (IA2)
Patient 2	67	Male	Ex-smoker	Adenocarcinoma	T1bN0M0 (IA2)
Patient 3	58	Female	Non-smoker	Adenocarcinoma	T1bN0M0 (IA2)
Patient 4	69	Male	Ex-smoker	Adenocarcinoma	T2aN0M0 (IB)
Patient 5	68	Male	Ex-smoker	Adenocarcinoma	T1cN1M0 (IIB)