.6-35.6) and 15.9 months (95% CI, 4.2-27.7; p= 0.037) respectively, for patients with a low D-dimer level (≤ 1.2 ng/L) and a high D-dimer level (>1.2 ng/L).With the cox-regression analysis, the plasma level of D-dimer and tumour stage were identified as independent predictive factors of the survival.