Evidence map›Paper›PMID 42458273›Full record

ArticleBMC gastroenterology2026

Development and validation of an online dynamic nomogram for nonobese metabolic dysfunction-associated steatotic liver disease based on body composition analysis.

Tingting Zheng, Haizhen Yang, Sijia Wang, Xiaoqin Shi, Qingxiu Zhang, Zhongmin Wen

Abstract readValidation Study
In one paragraph

Article in BMC gastroenterology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

Authors and funding

6 authors.

Tingting Zheng *Physical Examination Center Research Center, The Second Affiliated Hospital of Soochow University, Suzhou, 215004, P.R. China.
Haizhen Yang *Physical Examination Center Research Center, The Second Affiliated Hospital of Soochow University, Suzhou, 215004, P.R. China.
Sijia WangPhysical Examination Center Research Center, The Second Affiliated Hospital of Soochow University, Suzhou, 215004, P.R. China.
Xiaoqin ShiPhysical Examination Center Research Center, The Second Affiliated Hospital of Soochow University, Suzhou, 215004, P.R. China.
Qingxiu ZhangPhysical Examination Center Research Center, The Second Affiliated Hospital of Soochow University, Suzhou, 215004, P.R. China.
Zhongmin Wen *Physical Examination Center Research Center, The Second Affiliated Hospital of Soochow University, Suzhou, 215004, P.R. China. wenzhongminsz@126.com.

Funding

National Natural Science Fund 82371218Second Affiliated Hospital of Soochow University SDFEYJC2330
6 · The paper itself

Abstract

backgroundThe factors influencing nonobese Metabolic dysfunction-associated steatotic liver disease are discussed, and an online dynamic nomogram model is constructed.

methodsA retrospective analysis was conducted on the clinical data of 216 non-obese patients with MASLD and 322 non-obese healthy controls from the Second Affiliated Hospital of Soochow University. The data were randomly divided into a training set and a validation set in a 7:3 ratio. Potential variables were initially screened through univariate analysis, correlation analysis, and LASSO regression (including cross-validation). Subsequently, binary logistic regression and SHAP methods were employed to identify independent risk factors, and an online dynamic ROC curve was constructed. Model performance was evaluated using the area under the curve (AUC), sensitivity, specificity, calibration curves, and recalibration methods.

resultsLASSO regression initially screened 11 potential variables. Binary logistic regression ultimately identified six independent risk factors which is past history (odds ratio (OR): 2.399, P = 0.0008), triglyceride(TG) (OR: 1.176, P = 0.008), high density lipoprotein cholesterol(HDL-C) (OR: 0.173, P = 0.014), low density lipoprotein cholesterol(LDL-C) (OR: 3.916, P = 0.001), fat mass(Fat) (OR: 4.299, P = 0.0009) and dPhaseAngle(OR: 3.174, P = 0.022). SHAP analysis revealed that TG was the most influential feature, while HDL-C showed a negative contribution. All variance inflation factor (VIF) values were below 1.5, indicating no significant multicollinearity. The AUC values were 0.869 in the training cohort and 0.802 in the validation cohort. The calibration curve demonstrates that the prediction results of the line graph for the outcome closely approximate the ideal curve, aligning with the actual outcomes.

conclusionAn online dynamic nomogram for nonobese MASLD patients with good identified performance was constructed, which can be used as a practical approach for personalized early screening and auxiliary diagnosis of potential risk factors and can assist physicians in making personalized diagnoses and treatments for patients.

Indexed as

Body CompositionFatty LiverMetabolic DiseasesNomogramsNon-alcoholic Fatty Liver DiseaseAdultCase-Control StudiesCholesterol, HDLFemaleHumansLogistic ModelsMaleMiddle AgedRetrospective StudiesRisk FactorsROC CurveCholesterol, HDLTriglyceridesBody composition analysisDynamic nomogramLASSO regressionNonobese MASLDRisk factors

Identifiers

PMID42458273
PMCPMC13656371

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