Prognostic analysis of cigarette smoking for patients with different treatment modalities.

SC group, surgery with chemotherapy group; S group, surgery without chemotherapy group; uHR, unadjusted hazard ratio; CI, confidence interval, aHR adjusted hazard ratio. * Not assessed in multivariate model due to insignificant results of the univariate analysis (P > 0.10). Prognostic analysis of cigarette smoking for patients with different treatment modalities.