From: Lung stereotactic body radiation therapy for elderly patients aged ≥ 80 years with pathologically proven early-stage non-small cell lung cancer: a retrospective cohort study
Parameter
1-year
3-year
5-year
Local control (%)
98.4
90.1
87.4
Cancer-specific survival (%)
93.7
83.5
Progression-free survival (%)
81.0
58.9
38.2
Overall survival (%)
88.9
68.3
47.5