Retrospective Cohort Study
Copyright ©The Author(s) 2023.
World J Gastrointest Surg. Jan 27, 2023; 15(1): 32-48
Published online Jan 27, 2023. doi: 10.4240/wjgs.v15.i1.32
Table 2 Subgroup analysis of overall survival by Cox regression analysis of stage II gastric cancer patients
Variables
Death
Total
HR
95%CI
P value
P for interaction
Sex0.219
Male331560.9660.486-1.9190.922
Female6380.5200.095-2.8520.452
Depth of tumor invasion0.749
T1/T27290.7450.164-3.3820.702
T3/T4321650.9080.451-1.8280.786
Number of positive lymph nodes0.458
0211010.5840.236-1.4500.247
≥ 118931.2540.492-3.1940.635
Vascular invasion0.729
Negative241281.4740.535-4.0610.431
Positive15660.6790.246-1.8700.453
Neural invasion0.937
Negative361631.0350.465-2.3060.932
Positive22930.7090.241-2.0830.531
Lauren classification0.553
Intestinal16990.9310.568-1.5260.766
Diffuse11400.7550.228-2.5060.647
Mixed12551.0140.570-1.8020.963
Maximum diameter of tumor in cm0.167
< 6201450.9860.410-2.3750.976
≥ 619490.8070.317-2.0540.653
Type of gastrectomy0.664
Proximal4181.0290.378-2.804
Distal9581.1030.296-4.111
Total261180.8500.575-1.256
HER20.656
Negative211090.8580.361-2.040
Positive18850.8690.343-2.204