Gallbladder space-occupying lesions and Gallbladder cancer
Conditions
Interventions
Gold Standard:The final diagnosis was confirmed by postoperative pathology.
Index test:The interpretable machine learning models developed in this study—namely, C5.0?GP?LR?MLP?NB?NN?XGB—were evaluated as diagnostic tools.
Sponsors
Qilu Hospital of Shandong University
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1.aAged >=18 years; 2.Patients who visited the corresponding hospitals within the specified study period and were found to have gallbladder space-occupying lesions on preoperative imaging. 3.Underwent cholecystectomy at the corresponding hospitals and had complete postoperative pathological reports.
Exclusion criteria
Exclusion criteria: 1.Patients with severely missing clinical data, where the missing rate of key predictor variables exceeded 50%, were excluded. 2.Postoperative pathological diagnosis was unclear / inconclusive. 3.History of previous gallbladder surgery. 4.Presence of other malignant diseases prior to presentation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Area under the receiver operating characteristic curve (AUC); | — |
Secondary
| Measure | Time frame |
|---|---|
| Decision Curve Analysis(DCA);Sensitivity;Specificity;F1 score;Accuracy;Positive predictive value(PPV);Negative predictive value(NPV); | — |
Countries
China
Contacts
Public ContactPeng Cheng
Qilu Hospital of Shandong University
Outcome results
None listed