207_Combined course Presentations

Surgery is a feasible option in “very limited” disease (N0M0)

OS after propensity score analysis

 NCDB analysis (2003-2011)

 1002 patients identified after propensity

score analysis (501 vs 501)

 Group 1: Concurrent CT/RT

 Group 2: Surgery + adjuvant CT

 5 years OS: 47.6% vs 29.8% (p < 0.01)

Yang CJ. et al. Ann Surg 2017