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Table 3 Multivariate analysis of clinical and pathologic features in relation to nature of surgery, gender, age group, tumor location, and family history a,b

From: Clinicopathological analysis of colorectal cancer: a comparison between emergency and elective surgical cases

  AJCC stage (II, III, and IV vs. I) T stage (T2, T3, and T4 vs. T1) N stage (N1 and N2/N3 vs. N0) Mucin production (0 to 50% and >50% vs. 0%)
Type of surgery     
 Elective (n = 845) RC RC RC RC
 Emergency (n = 129)  II 2.854 T2 0.838 N1 3.186 0 to 50% 1.052
P = 0.03c P = 0.81 P<0.0001c P = 0.83
III 6.932 T3 2.853 N2/N3 2.679 >50% 1.093
P<0.0001c P = 0.09 P<0.0001c P = 0.75
  IV 5.019 T4 4.056     
P=0.006 c P=0.03 c
Gender         
 Male RC RC RC RC
 Female II 0.863 T2 1.369 N1 0.761 0-50% 0.986
P = 0.44 P = 0.29 P = 0.11 P = 0.93
III 0.782 T3 1.006 N2/N3 0.916 >50% 0.694
P = 0.20 P = 0.98   P = 0.62 P = 0.07
IV 0.844 T4 1.494
P = 0.66 P = 0.21
Age group         
 >75 years RC RC RC RC
 60 to 75 years II 1.538 T2 1.017 N1 0.790 0-50% 0.713
P = 0.04 c P = 0.96 P = 0.22 P = 0.06
III 1.414 T3 1.361 N2/N3 1.462 >50% 1.229
P = 0.10 P = 0.30 P = 0.07 P = 0.39
IV 1.829 T4 1.842
P = 0.13 P = 0.09
 <60 years II 1.830 T2 1.265 N1 1.117 0 to 50% 0.658
P = 0.04c P = 0.61 P = 0.65 P = 0.09
III 2.019 T3 1.998 N2/N3 1.919 >50% 1.967
P = 0.01c P = 0.10 P = 0.01c P=0.02 c
IV 3.203 T4 3.155
P = 0.02c P = 0.02c
Localization         
 Right colon RC RC RC RC
 Left colon II 0.513 T2 0.333 N1 1.168 0 to 50% 0.447
P = 0.009c P = 0.02c P = 0.469 P<0.0001c
III 0.680 T3 0.232 N2/N3 1.194 >50% 0.364
P = 0.14 P <0.0001c P=0.42 P<0.0001 c
IV 0.616 T4 0.297
P = 0.22 P = 0.006c
 Rectum II 0.228 T2 0.642 N1 1.347 0 to 50% 0.400
P<0.0001c P = 0.31 P = 0.16 P<0.0001c
III 0.470 T3 0.196 N2/N3 1.120 >50% 0.269
P = 0.002c P<0.0001c P = 0.61 P<0.0001c
IV 0.113 T4 0.119
P<0.0001c P<0.0001c
Family history         
 Sporadic RC RC RC RC
 Familial II 1.161 T2 1.462 N1 1.099 N1 ] 1.161
P = 0.54 P = 0.36 P = 0.65 P = 0.44
III 1.308 T3 1.588 N2/N3 0.963 N2/N3 0.670
P = 0.26 P = 0.22 P = 0.76 P = 0.13
IV 0.760 T4 1.419
P = 0.56 P = 0.42
Nagelkerke R2 0.121 0.132 0.058 0.088
  1. AJCC American Joint Committee on Cancer, N node, RC reference category, T tumor.
  2. aAJCC stage I, T1, N0, and 0% mucin are reference groups in analysis of AJCC, T, and N stage, and mucin production, respectively.
  3. bData are presented as odds ratios and P values.
  4. cSignificant.