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Table 4 Cox proportional hazard model for survival status

From: Ex vivo localization and immunohistochemical detection of sentinel lymph node micrometastasis in patients with colorectal cancer can upgrade tumor staging

  Univariate Multivariate
Age (y) 0.99 (0.95-1.03) 0.99 (0.96-1.04)
Lymph node ratio 1.08 (1.03-1.13)* -
Gender   
 Female Reference Reference
 Male 2.49 (0.69-9.06) 1.16 (0.28-4.81)
Location of tumor   
 Colon Reference -
 Rectum 1.06 (0.36-3.16) -
Depth of invasion   
 T1/T2 Reference Reference
 T3 2.15 (0.46-10.12) 3.9 (0.62-24.42)
 T4 0.70 (0.12-4.17) 0.76 (0.11-5.36)
Stage   
 I Reference -
 II 0.81 (0.08-7.75) -
 III 3.67 (0.47-29.00) -
Tumor grade   
 I Reference -
 II 0.93 (0.12-7.31) -
 III 0.81 (0.07-9.03) -
Upstage   
 N0(i+) 10.28 (1.44-73.34)* 20.32 (2.09-197.98)*
 N0 Reference Reference
 N+ 7.93 (1.71-36.83)* 10.06 (2.04-49.58)*
HE examination   
 Negative Reference -
 Positive 4.82 (1.48-15.70)* -
SLN examination   
 Negative Reference -
 Positive 1.50 (0.33-6.84) -
  1. HE, hematoxylin-eosin; SLN, sentinel lymph node.
  2. Dash denotes variables were not included in the final model.
  3. * Indicates p < 0.05.
  4. Ratio values were multiplied by 100.