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Retrospective Cohort Study
Copyright: ©Author(s) 2026.
World J Clin Oncol. Jun 24, 2026; 17(6): 120388
Published online Jun 24, 2026. doi: 10.5306/wjco.120388
Table 7 Multivariable Cox proportional hazards regression to evaluate disease-free survival

Hazard ratios
95%CI
P value
Lower
Upper
Age0.9910.9781.0040.162
Tumor size0.9150.8650.9680.002
Risk-stratification0.471
Intermediate risk0.8200.5151.3060.404
High-risk0.7800.4991.2200.276
Mitotic count (HPF)0.870
6-101.0470.6731.6300.837
> 101.2050.6022.4140.598
Types of resections0.000
Laparoscopic 2.4541.6043.7540.000
Robotic 2.9361.6825.1240.000
Chemotherapy1.1390.7301.7760.566


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