Feature analysis in OCH training data set. For clinically important features, the proportion of features included in each risk group was determined. The left column shows OS and the right column shows cancer progression. What attributes each risk group was composed of was shown: (A) age, (B) sex, (C) T-category, (D) pleural contact, (E) tumor texture, (F) histology, (G) PS, (H) CCI, and (I) BED10 of maximum dose. Ad, adenocarcinoma; BED10, biological effective dose at alpha/beta of 10; CCI, Charlson comorbidity index; GGO, ground-glass opacity; LCC, large cell carcinoma; NSCLC, non–small-cell lung cancer; OCH, Ofuna Chuo Hospital; OS, overall survival; PS, performance status; SCC, squamous cell carcinoma.