Table 1.

Baseline patient characteristics.

Characteristics	No. (%)
Total	71 (100)
Sex
Female	19 (27)
Male	52 (73)
Median age, (range), years	67 (31–87)
Diagnosis †
NSCLC	54 (76)
adenocarcinoma	37 (52)
squamous cell carcinoma	6 (8.5)
large cell carcinoma	1 (1.4)
NOS	6 (8.5)
with neuroendocrine feature	1 (1.4)
lymphoepithelioma-like carcinoma	3 (4.2)
SCLC	4 (5.6)
Hepatocellular carcinoma	1 (1.4)
High-grade undifferentiated sarcoma	1 (1.4)
Ovarian cancer	1 (1.4)
Tuberculosis	3 (4.2)
Pneumonia	2 (2.8)
Inflammation	3 (4.2)
Undetermined, not cancer	2 (2.8)

^†Diagnosis was determined by histology or cytology, before any tissue or plasma molecular testing, but after blood collection.

NSCLC, non-small cell lung carcinoma; SCLC, small cell lung carcinoma; NOS, not otherwise specified.