IMRT

 Pooled estimated OS at 1 and 3 years was 100% and 95% in SABR group; 88% and 79% in surgical group  Difference in OS between the two groups was statistically significant  This difference in OS is significant in STARS alone but not in ROSEL alone  7 patients died: 6 in surgery group (2 PD, 1 secondary primary lung cancer, 1 surgical adverse event, 2 comorbidities) and 1 in SABR group (PD)