Research Article

D-Dimer and Carcinoembryonic Antigen Levels: Useful Indicators for Predicting the Tumor Stage and Postoperative Survival

Table 2

Evaluation of the prognostic significance of the parameters using the univariate analysis of variance.

HR95% CI

Age0.46290.2219–0.96570.168
Sex (female/male)1.07480.5016–2.30320.852
Tumor size1.68390.8512–3.33100.134
Tumor localization (colon/rectum)0.41900.1707–1.02850.057
Differentiation (well/other)0.04130.4811–2.25420.918
Wall invasion (T)2.32221.1121–4.85010.02
Lymph node invasion (yes/no)0.13120.0304–0.56610.006
Metastasis (yes/no)6.40822.5226–16.27870.0001
Stage 3.63371.9390–6.80950.0001
D-dimer2.12741.6926–2.6730<0.0001
CEA1.00081.0014–1.01090.01

HR: hazard ratio; CI: confidence interval.