Comparison of Involved Field Radiotherapy versus Elective Nodal Irradiation in Stage IIIB/C Non-Small-Cell Lung Carcinoma Patients Treated with Concurrent Chemoradiotherapy: A Propensity Score Matching Study

Figure 1

Results of comparative survival analysis according to the elective nodal irradiation (ENI) versus involved-field radiotherapy (IFRT) status: (a) overall survival, (b) locoregional progression-free survival, and (c) progression-free survival.

(a)

(b)

(c)