aOR	Adjusted odds ratio
BMI	Body mass inde
CEA	Carcinoembryonic antigen
cfDNA	Cell-free DNA
CI	Confidence interval
DNA	Deoxyribonucleic acid
ECLIA	Electro-chemiluminescence immunoassay
EGFR	Epidermal growth factor receptor
IRB	Institutional review board
IRMA	Immunoradiometric Assay
IQR	Interquartile range
NCCN	National Comprehensive Cancer Network
NGS	Next-generation sequencing
NPV	Negative predictive value
NSCLC	Non-small cell lung cancer
OS	Overall survival
PPV	Positive predictive value
RT-PCR	Real-time polymerase chain reaction
TAT	Turnaround time
TKI	Tyrosine kinase inhibitor
TTI	Time to treatment initiation