Figure 3

Survival from lung cancer in patients according to stage at presentation: A) Patients with SCLC, B) Patients with NSCLC. In both SCLC and NSLC survival was significantly better (P < 0.0001) in patients presenting with early stage disease compared to those presenting with late stage disease in both Log rank tests of the difference in distribution of survival curves and in Cox-proportional hazard test, adjusting for age, sex, year of presentation and treatment with platinum-based chemotherapy. Statistical analyses performed using STATA version 8.0 (College Station, Tx, USA).