Table 2.

Two-year PFS and 3-, 5-year OS by risk groups

	PCC (%)	CTPF (%)
Two-year PFS
All patients	89	88
Low risk	96	88
Intermediate/high risk	67	89
N2c-N3	78	88
HPV-positive/never smokers	100	90
HPV-positive/≤10 pack years	100	89
HPV-positive/>10 pack years	84	80
HPV-negative	82	100
HPV-positive	92	85
Three-year OS
All patients	89	92
Low risk	97	92
Intermediate/high risk	65	89
Five-years OS
All patients	89	86
Low risk	97	92
Intermediate/high risk	NA*a	66

PFS, progression-free survival; OS, overall survival.

^aAll patients either died or were censored before 5 years.