Retrospective Cohort Study
Copyright ©The Author(s) 2025.
World J Gastrointest Surg. Jun 27, 2025; 17(6): 104333
Published online Jun 27, 2025. doi: 10.4240/wjgs.v17.i6.104333
Table 1 Clinicopathological characteristics, mean ± SD/n (%)
Variables
Categories
nDSF group (n = 318)
DSF group (n = 7)
P value
Age72.0 (63.2, 78.0)82.0 (79.5, 85.0)0.001a
GenderFemale102 (32.1)2 (28.6)1
Male216 (67.9)5 (71.4)
BMI22.3 ± 3.722.3 ± 3.70.620
ASA score171 (22.3)1 (14.3)0.757
2222 (69.8)5 (71.4)
325 (7.9)1 (14.3)
ComorbidityOVF18 (5.7)4 (57.1)< 0.001b
Heart failure or angina7 (2.2)0 (0.0)1
Bowel obstruction3 (0.9)0 (0.0)1
Digestive ulcer history5 (1.6)0 (0.0)1
Abdominal surgery history44 (13.8)0 (0.0)0.617
Tumor markerCEA5.7 ± 21.25.3 ± 20.10.170
CA-19944.5 ± 228.931.0 ± 85.00.737
AFP15.4 ± 102.39.8 ± 77.30.758
Tumor locationUpper stomach97 (30.5)1 (14.3)0.839
Lower stomach71 (22.3)2 (28.6)
Middle stomach134 (42.1)4 (57.1)
Gastroesophageal junction13 (4.1)0 (0.0)
All or multiple3 (0.9)0 (0.0)
Tumor diameter (mm)63.6 ± 43.060.8 ± 41.60.291
Pathological typeAdenocarcinoma197 (61.3)5 (71.4)0.993
Undifferentiated carcinoma114 (35.8)2 (28.6)
Neuroendocrine tumor4 (1.3)0 (0.0)
Lymphoma and others4 (1.3)0 (0.0)
Special types1 (0.3)0 (0.0)
pTpT1-2134 (42.1)3 (42.9)0.602
pT3-4184 (57.8)4 (57.1)
pNpN0-1278 (87.4)5 (71.4)0.022a
pN2-340 (12.6)2 (28.6)
Distant metastasis43 (13.5)1 (14.3)1
pStageI-II188 (59.1)3 (42.9)0.612
III-IV130 (40.9)4 (47.2)
Non-anastomotic complication (≥ Grade 3a)52 (16.4)5 (71.4)< 0.001b
Anastomotic complications except DSF (≥ Grade 3a)11 (3.5)0 (0.0)0.993