Accidental hypothermia in Denmark: A nationwide cohort study of incidence and outcomes.

Objectives: To investigate the incidence of accidental hypothermia (AH) in a nationwide registry and the associated outcomes.

Design: Nationwide retrospective cohort study PARTICIPANTS AND SETTINGS: All patients at least 18 years old, admitted to hospitals in Denmark with a diagnosis of AH, with an International Classification of Diseases, 10th edition code of T689, from January 1996 to November 2016. Other recorded diagnoses were included in the analyses.