References
primary gastrointestinal melanoma
REGRESSION
The inclusion and exclusion flowchart of patients with primary gastrointestinal melanoma.Nomogram for predicting 6-, 12-, and 18-month cancer-specific survival of primary gastrointestinal melanoma patients.Time-dependent receiver operating characteristic curve for predicting patients’ 6-, 12-, and 18-month CSS of nomogram in the (A) training cohort and (B) validation cohort.Calibration curve for 6-, 12-, and 18-month cancer-specific survival in the (A-C) training cohort and (D-F) validation cohort.The decision curve analysis for predicting 6-, 12-, and 18-month cancer-specific survival in the (A) training cohort and (B) validation cohort.The Kaplan–Meier survival curve of risk stratification groups for cancer-specific survival in (A) whole patients, (B) the training cohort, and (C) the validation cohort.Baseline Information and Clinical Characteristics of the Included PatientsCm, chemotherapy; GI, gastrointestinal; Rd, radiation; SEER, the Surveillance, Epidemiology, and End Results database; Surg, surgery.Univariate and Multivariate Cox Regression of CSSCm, chemotherapy; GI, gastrointestinal; Rd, radiation; SEER, the Surveillance, Epidemiology, and End Results database; Surg, surgery.Points Assigned for VariablesCm, chemotherapy; GI, gastrointestinal; Rd, radiation; SEER, the Surveillance, Epidemiology, and End Results database.