External validation of the Meggitt-Wagner, Texas University, SINBAD, and Saint Elian classifications for predicting major amputation in patients with diabetes at a public hospital in Peru.

ABSTRACT:

Objective

To externally validate and compare the prognostic performance of four diabetic foot ulcer classifications-Meggitt-Wagner, University of Texas, SINBAD, and Saint Elian- for predicting major amputation in patients with diabetes treated at a public hospital in Peru.

Materials and methods

We conducted a retrospective cohort study at María Auxiliadora Hospital, one of the few referral centers in Lima with a specialized Diabetic Foot Unit. The study period was January 2015 to December 2019. Eligible patients had a lower-limb ulcer, complete clinical data recorded within 48 hours of the index healthcare encounter (hospital admission or outpatient evaluation), and at least six months of follow-up. Patients with venous ulcers or pressure ulcers related to immobilization wer

SUBMITTER: Gallardo-Alburqueque LA 

PROVIDER: S-EPMC12822936 | biostudies-literature | 2026

REPOSITORIES: biostudies-literature