Molecular alterations and clinical prognostic factors in resectable non-small cell lung cancer

BMC Cancer

Table 2 Recurrence-free survival rate of the overall population and EGFRm and PD-L1 expression cohorts according to stage

Stage	1 year (%)	2 years (%)	3 years (%)	4 years (%)	5 years (%)
Overall population	91	77	71	67	66
IA	97	91	87	82	80
IB	96	83	76	72	72
IIA	84	66	59	59	59
IIB	83	59	50	50	50
IIIA	71	32	27	21	21
IIIB	75	57	57	42	42
EGFR cohort	92	71	65	60	58
I/EGFR-	94	89	78	73	62
I/EGFR +	97	83	77	70	66
II/EGFR-	74	52	35	35	35
II/EGFR +	90	61	56	56	NA
III/EGFR-	73	49	43	26	26
III/EGFR +	70	29	23	23	NA
PD-L1 cohort	86	66	62	51	51
I/PDL1-	95	87	82	75	70
I/PDL1 +	100	94	94	82	82
II/PDL1-	88	72	61	61	61
II/PDL1 +	90	58	29	NA	NA
III/PDL1-	78	41	27	20	20
III/PDL1 +	62	31	31	20	20

ISSN: 1471-2407