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Table 3 Cox multivariate analysis for 2-year survival in 79 patients

From: A retrospective study: the prognostic value of anemia, smoking and drinking in esophageal squamous cell carcinoma with primary radiotherapy

  Multivariate analysis
  2-year overall survival 2-year disease-free survival
  HR 95% CI P HR 95% CI P
Hemoglobin (non-anemic vs anemic) 2.125 1.190-3.796 0.011 1.898 1.085-3.320 0.025
Smoking (no vs yes) 0.623 0.286-1.359 0.235 0.746 0.370-1.503 0.412
Drinking (no vs yes) 1.208 0.559-2.611 0.631 1.170 0.581-2.354 0.660
TNM stage (I vs II vs III vs IV) 1.722 1.231-2.409 0.001 1.653 1.205-2.267 0.002
Initial treatment(RT vs S + RT vs CRT vs S + CRT) 0.732 0.561-0.956 0.022 0.812 0.640-1.032 0.088
  1. CI, confidence interval; CRT, chemoradiotherapy; HR, hazard ratio; RT, radiotherapy; S, surgery; TNM, tumor, lymph node, metastasis; vs, versus.