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Table 6 Multivariate Cox model analyses of prognostic factors of CRC in non-operated group

From: The prognostic significance of age in operated and non-operated colorectal cancer

Variable Hazard ratio 95%CI P
Years of diagnosis    <0.001
1996-2000 1.000 Reference  
2001-2005 0.869 0.840-0.899  
Sex    0.881
Male 1.000 Reference  
Female 0.997 0.965-1.031  
Site    <0.001
Colon 1.000 Reference  
Rectum 0.842 0.814-0.872  
Age    <0.001
15-30 0.975 0.761-1.251 0.845
31-40 0.886 0.784-1.002 0.055
41-50 1.021 0.951-1.097 0.567
51-60 1.000 Reference  
61-70 1.185 1.121-1.253 <0.001
71-80 1.463 1.388-1.543 <0.001
>80 1.859 1.762-1.961 <0.001
Race    <0.001
Caucasian 1.000 Reference  
African American 1.160 1.109-1.214 <0.001
Others* 0.871 0.818-0.927 <0.001
Pathological grading    <0.001
I- II 1.000 Reference  
III-IV 1.430 1.365-1.498 <0.001
Unknown 1.141 1.100-1.184 <0.001
Histological Type    0.001
Adenocarcinoma 1.000 Reference  
Mucinous/Signet ring cancer 1.112 1.050-1.177  
AJCC stage    <0.001
I- II 1.000 Reference  
III- IV 7.808 6.260-9.739 <0.001
Unknown 2.735 2.192-3.412 <0.001
  1. *Including other (American Indian/AK Native, Asian/Pacific Islander) and unknowns.