A Study on a Predictive Model for Efficacy and Prognosis of Pancreatic Carcinoma Based on Multimodal Data

Inclusion Criteria: * Age ≥ 18 years. * Histologically or cytologically confirmed diagnosis of pancreatic cancer. * Availability of preoperative and postoperative contrast-enhanced CT images at the participating center; patient records include corresponding clinical data, postoperative pathological reports, and preoperative and postoperative blood test results. * Underwent surgical treatment for pancreatic cancer at a participating center of this study. Exclusion Criteria: * Age \< 18 years (minors). * Presence of other severe diseases (e.g., severe liver or kidney failure, cardiovascular or cerebrovascular diseases, malignancies other than pancreatic cancer); pregnant or breastfeeding women; individuals with mental illness; * patients unable to comply with follow-up or provide informed consent. * Presence of significant outliers (e.g., laboratory values exceeding 10 times the normal range without clinically reasonable explanation) or samples with excessive missing data.