Figure 6.
Insignificant survival functions of surgery stratified by clinicopathological features when comparing Non-surgery with surgery. (A) Age, ≥60 and <70 years; (B) age, ≥80 and <90 years; (C) race, Hispanic; (D); race, African descent; (E); histology, OCC; (F) histology, SCC, IC. OCC, Oat cell carcinoma; SCC, IC, Small cell carcinoma, Intermediate cell; CSCC, Combined small cell carcinoma. (G) Histology (CSCC); (H) Grade I; (I) Grade II; (J) Grade IV; (K) T1b; (L) T2a. CSCC, Combined small cell carcinoma.