Table 5

Cox proportional hazard model for recurrence or/and metastasis
Univariate Multiple
Age (y) 0.98 (0.95-1.02) 1.00 (0.97-1.04)
Lymph node ratio 1.06 (1.02-1.11)* -
Gender
 Female Reference Reference
 Male 1.75 (0.55-5.58) 2.19 (0.59-8.20)
Location of tumor
 Colon Reference -
 Rectum 1.16 (0.40-3.30) -
Depth of invasion
 T1 or T2 Reference -
 T3 2.23 (0.47-10.51) -
 T4 1.03 (0.19-5.63) -
Stage
 I Reference -
 II 0.83 (0.09-8.02) -
 III 4.60 (0.59-36.07) -
Tumor grade
 I Reference -
 II 0.95 (0.12-7.41) -
 III 0.69 (0.06-7.67) -
Upstage
 N0(i+) 9.97 (1.40-71.07)* 8.07 (1.09-59.50)*
 N0 Reference Reference
 N+ 9.67 (2.10-44.47)* 7.87 (1.68-36.79)*
HE examination
 Negative Reference -
 Positive 5.93 (1.84-19.12)* -
SLN examination
 Negative Reference -
 Positive 1.11 (0.25-4.96) -

HE, hematoxylin-eosin; SLN, sentinel lymph node.

Dash denotes variables were not included in the final model.

* Indicates p < 0.05.

Ratio values were multiplied by 100.

Wang et al.

Wang et al. Diagnostic Pathology 2012 7:71   doi:10.1186/1746-1596-7-71

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