Retrospective Study
Copyright ©The Author(s) 2023.
World J Gastrointest Surg. Nov 27, 2023; 15(11): 2413-2422
Published online Nov 27, 2023. doi: 10.4240/wjgs.v15.i11.2413
Table 1 Baseline data
Factors
Control group (n = 44)
Research group (n = 36)
χ2 value
P value
Age< 60 yr17191.6000.205
≥ 60 yr2717
GenderMale18180.6610.416
Female2618
Tumor stagingStage III21150.2930.587
Stage IV2321
Differentiation degreeLow24123.6000.057
Moderate2024
Comorbid stonesYes39291.0140.313
No57
Tumor size< 5 cm25220.1500.698
≥ 5 cm1914
Lymph node metastasisYes37290.1710.678
No77
Nerve invasionYes27200.2750.599
No1716
Distant metastasisYes30230.1630.686
No1413
Vascular invasionYes22160.2450.620
No2220
Table 2 Adverse reaction statistics
Group
Abdominal distension
Seroperitoneum
Jaundice
Infection
Total occurrence
Control (n = 44)444214
Study (n = 36)21015
χ2 value----4.869
P value----0.027a
Table 3 Univariate Cox regression analysis results
FactorsβSEχ2 valueP valueHR95%CI
Lower limit
Upper limit
Age0.1110.2530.1950.6591.1180.6811.834
Sex-0.3080.2551.4600.2270.7350.4461.211
Tumor staging1.2120.27119.953< 0.001b3.3601.9745.719
Differentiation degree0.2550.2511.0260.3111.2900.7882.111
Comorbid stones0.1260.3600.1220.7271.1340.5602.296
Tumor size-0.2180.2540.7390.3900.8040.4891.322
Lymph node metastasis1.3800.4698.6500.003a3.9761.5859.977
Nerve invasion0.3450.2571.7940.1801.4110.8532.336
Distant metastasis1.1430.30813.73< 0.001b3.1351.7135.739
Vascular invasion0.7970.2609.3600.002a2.2181.3323.696
Treatment plan0.7400.2627.9600.005a2.0951.2533.503
Table 4 Multivariate Cox regression analysis results
FactorsβSEχ2 valueP valueHR95% CI
Lower limit
Upper limit
Distant metastasis0.8020.3196.3090.0122.2301.1934.171
Lymph node metastasis0.4490.5090.7770.3781.5660.5784.247
Distant metastasis0.9000.3128.2890.004a2.4591.3334.536
Vascular invasion0.4400.2732.5990.1071.5520.9092.65
Treatment plan1.0680.28214.377< 0.001b2.9081.6755.05