Retrospective Study
Copyright ©The Author(s) 2023.
World J Gastrointest Surg. Nov 27, 2023; 15(11): 2430-2444
Published online Nov 27, 2023. doi: 10.4240/wjgs.v15.i11.2430
Table 2 Univariate Cox regression analyses for predicting overall survival and cause-specific survival in the training cohort
CharacteristicsOS
CSS
HR (95%CI)
P value
HR (95%CI)
P value
Age1.004 (0.999-1.008)0.0901.000 (0.995-1.005)0.896
Gender1.096 (1.040-1.156)0.001a1.058 (0.996-1.123)0.067
Race1.050 (1.013-1.090)0.009a1.073 (1.030-1.118)0.001a
Marital status1.330 (1.262-1.402)< 0.001a1.282 (1.208-1.362)< 0.001a
Primary site0.926 (0.881-0.974)0.003a0.926 (0.875-0.980)0.007a
Histology1.501 (1.409-1.599)< 0.001a1.498 (1.394-1.609)< 0.001a
Grade1.696 (1.631-1.764)< 0.001a1.774 (1.698-1.853)< 0.001a
Stage3.267 (3.149-3.389)< 0.001a4.102 (3.922-4.290)< 0.001a
T stage2.258 (2.169-2.350)< 0.001a2.566 (2.448-2.690)< 0.001a
N stage2.347 (2.271-2.426)< 0.001a2.653 (2.552-2.757)< 0.001a
M stage7.380 (6.988-7.793)< 0.001a8.790 (8.262-9.351)< 0.001a
LN examined0.989 (0.987-0.991)< 0.001a0.988 (0.985-0.991)< 0.001a
LN positive1.085 (1.082-1.087)< 0.001a1.088 (1.085-1.090)< 0.001a
LNR14.557 (13.403-15.811)< 0.001a17.876 (16.324-19.575)< 0.001a
LODDS1.562 (1.541-1.584)< 0.001a1.630 (1.605-1.656)< 0.001a
Size1.006 (0.970-1.043)0.7590.999 (0.959-1.040)0.955