Table 1.

Summary of baseline patient characteristics

Patient characteristics	n=53	%
Gender
Female	23	43.4
Male	30	56.6
Age, years
Mean	62	N/A
Median	63	N/A
Min	36	N/A
Max	82	N/A
Smoking history
Yes	27	50.9
No	23	43.4
Unknown	3	5.7
Histologic types
LUAD	32	60.4
LUSC	13	24.5
LCLC	1	1.9
Unknown	7	13.2
Clinical stage
III	3	5.7
IV	33	62.3
Unknown	17	32.1

Abbreviations: LCLC, large cell lung cancer; LUAD, lung adenocarcinoma; LUSC, lung squamous cell carcinoma; N/A, not applicable.