Predictors of fatal outcome after severe necrotizing fasciitis: Retrospective analysis in a tertiary hospital for 20 years.

Background: Prognostic factors for fatal outcomes of patients with necrotizing fasciitis remain unclear.

Methods: We retrospectively analyzed data of patients with necrotizing fasciitis from January 1998 to July 2019 using our hospital's medical database. Clinical characteristics of patients who died during hospitalization or had been discharged were evaluated.