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Retrospective Cohort Study
Copyright: ©Author(s) 2026.
World J Gastroenterol. May 21, 2026; 32(19): 112955
Published online May 21, 2026. doi: 10.3748/wjg.v32.i19.112955
Table 1 Comparison of basic clinical characteristics between the two groups, n (%)
Clinical characteristics
Control group (n = 129)
Experimental group (n = 85)
χ2/t/Z
P value
Age, years, median (IQR)56.0 (12.5)56.0 (11.0)Z = 0.6210.535
Sexχ2 = 0.9460.331
Male43 (33.3)23 (27.1)
Female86 (66.7)62 (72.9)
Weight, kg, median (IQR)60.0 (14.0)60.0 (13.5)Z = 0.1650.869
BMI, kg/m2, mean ± SD23.0 ± 2.923.4 ± 3.4t = -1.0960.274
ASA classificationχ2 = 0.1830.669
I/II119 (92.2)77 (90.6)
III/IV10 (7.8)8 (9.4)
Comorbiditiesχ2 = 1.6330.201
Yes28 (21.7)25 (29.4)
No101 (78.3)60 (70.6)
Size of tumor, cm, median (IQR)1.5 (1.0)1.2 (1.0)Z = 1.7650.078
Site of tumorχ2 = 6.6610.084
Cardia17 (13.2)5 (5.9)
Fundus56 (43.4)39 (45.9)
Gastric body44 (34.1)38 (44.7)
Antrum12 (9.3)3 (3.5)
Pathological typesχ2 = 1.6910.429
Stromal tumor111 (86.0)74 (87.1)
Leiomyoma11 (8.5)4 (4.7)
Alternative7 (5.4)7 (8.2)


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