Design of a new mortality indicator in acute coronary syndrome on admission to the Intensive Care Unit.

Objective: To design a mortality indicator in acute coronary syndrome (ACS) in the intensive care unit (ICU).

Design: A multicenter, observational descriptive study was carried out.

Participants: Patients with ACS admitted to the ICUs included in the ARIAM-SEMICYUC registry between January 2013 and April 2019.