Table 1.

Baseline characteristics of the study cohort.

Feature		N	%
Age of diagnosis (years)	Median (range)	53 (36–72)
Sex	Male	10	41.7
	Female	14	58.3
Smoking status	Current smoker	3	12.5
	Ex‐smoker	6	25
	Never‐smoker	15	62.5
ECOG performance status	0	12	50
	1	11	45.8
	2	1	4.2
Histology	Adenocarcinoma	23	95.8
	Neuroendocrine carcinoma	1	4.2
Clinical stage at diagnosis	III	6	25
	IV	18	75