[Prognostic factors in lung cancer based on Shanghai population].

Life table, Cox model and Cox multivariate model were used to measure the prognostic factors in 1417 new prevalent lung cancer cases in Shanghai population of urban area. There were 3 main prognostic factors in lung cancer as follows: a. histologic type was correlated to prognosis, among which, squamous type was the best, SCLC the worst, the factor influenced to prognosis of various types was stage and therapy. b. the earlier stage the better prognosis, and related to a optimal therapy. c. Combined therapy was good for prognosis, it was optimal for either surgical or nonsurgical therapy. Early detection, extension of combined therapy and make public of knowledge on lung cancer were encouraged.