A Parsimonious Four-Variable Nomogram for Predicting Lower-Extremity Amputation in Patients with Type 2 Diabetes and Diabetic Foot Ulcers: Development and Internal Validation Using Dual-Method Stability-Based Variable Selection
A four-variable nomogram based on serum albumin, platelet count, smoking history, and hypertension estimated in-hospital LEA risk in hospitalised patients with type 2 diabetes-related DFUs is built with moderate discrimination and acceptable calibration, and decision curve analysis suggested potential clinical utility.