Table 3.

Previous studies on bowel ischemia

	Sample	Methods	Radiomics	Predictors	AUC	Specificity
Xu WX, 2022 [1]	281	UA + LR	Y	pain duration≤3days, rebound tenderness, bowel sounds, potassium, sodium, BUN, radiomics score	0.86	40.0-83.6%
Millet, I, 2017 [8]	256	UA + MA	Y	bowel wall enhancement, diffuse mesenteric haziness	0.91	27.0-99.0%
Zhuang X, 2021 [14]	132	UA + LR	N	WBC, BUN, Ln D-dimer	0.89	78.2%
Zhu Y, 2024 [21]	560	LR	Y	NE%, peritoneal irritation sign, and abdominal fluid, albumin emerged	0.83	/
Haridimos Markogiannakis, 2011 [22]	100	MA	N	PCT	0.77	/
This study	481	Lasso +LR	N	BMI, AST, rebound tenderness, NE%	0.77	97.3%

BUN blood urea nitrogen, WBC white blood cell count, NE% neutrophil percentage, LR logistic regression, UA univariate analyses, MA multivariate analyses, PCT procalcitonin, BMI body mass index, AST aspartate aminotransferase