Table 1.

Description of GCD and GCT by each clinical subgroup.

Stage subgroup	GCD	GCT
I	appropriate clinical TNM staging + pathotyping	surgery (lobectomy) or SBRT
II		surgery + chemotherapy or radiotherapy ± chemotherapy
III		surgery + chemotherapy or radiotherapy + chemotherapy or surgery + radiotherapy + chemotherapy
IV	appropriate clinical TNM staging + pathotyping + molecular pathology testing	chemotherapy or targeted therapy or radiotherapy + chemotherapy

GCD, guideline-concordant diagnosis; GCT, guideline-concordant treatment; SBRT, stereotactic body radiotherapy.