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Table 3 Univariate analysis of the clinicopathological features as prognostic factors for overall survival and disease-free survival

From: Rectal cancer level significantly affects rates and patterns of distant metastases among rectal cancer patients post curative-intent surgery without neoadjuvant therapy

  Overall survival Disease-free survival
Variables HR 95.0% CI for HR P HR 95.0% CI for HR P
Age 1.024 1.015-1.033 <0.001 0.995 0.987-1.004 0.305
Sex
  Female 1 - - 1 - -
  Male 1.237 1.003-1.525 0.047 0.956 0.766-1.193 0.689
Location along the rectum
  10.1-15 cm 1    1   
  5.1-10 cm 1.263 1.004-1.589 0.046 1.508 1.177-1.932 0.001
  0-5 cm 2.092 1.571-2.786 <0.001 2.548 1.876-3.460 <0.001
TMN_T
  T3 1 - - 1 - -
  T4 1.436 1.166-1.770 0.001 1.606 1.285-2.006 <0.001
TMN_N
  N0 1 - - 1 - -
  N1 1.543 1.186-2.008 0.001 2.155 1.599-2.904 <0.001
  N2-N3 2.435 1.904-3.114 <0.001 3.751 2.847-4.941 <0.001
HG
  Well 1 - - 1 - -
  Mod 1.039 0.732-1.475 0.830 1.313 0.871-1.979 0.193
  Poor 2.194 1.313-3.669 0.003 2.879 1.644-5.043 <0.001