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Retrospective Study
©The Author(s) 2025.
World J Gastrointest Surg. Dec 27, 2025; 17(12): 114079
Published online Dec 27, 2025. doi: 10.4240/wjgs.v17.i12.114079
Table 1 Patient clinicopathological characteristics
Variables
IEE (n = 77)
NIEE (n = 83)
P value
Demographics
    Sex (male/female)56/2166/170.278
    Age (years)61.3 ± 9.2163.2 ± 8.850.463
    BMI (kg/m2)22.75 ± 3.0123.35 ± 2.780.478
Comorbidities
    COPD (yes/no)11/6617/660.691
    Hypertension (yes/no)15/6214/690.821
    Diabetes (yes/no)9/6813/700.530
    Degree of tumor differentiation0.356
        High1714
        Medium2933
        Low3136
    Pathological stage0.782
        IA/IB119
        II2529
        IIIA/IIIB4145


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