Fig. 2From: Malignant pleural mesothelioma: diagnostic value of medical thoracoscopy and long-term prognostic analysisKaplan–Meier survival curves for prognostic factors of general conditions (log-rank test). (a) Two age groups (P = 0.005), (b) two groups for gender (P = 0.015), (c) two groups for smoking history (P < 0.001), (d) two groups for histological types (P < 0.001), (e) three groups for staging (P < 0.001), (f) three groups for treatment (P < 0.001)Back to article page