Association of protein intake with the outcomes of critically ill patients: a post hoc analysis of the PermiT trial

The optimal amount of protein intake in critically ill patients is uncertain. In this post hoc analysis of the PermiT (Permissive Underfeeding vs. Target Enteral Feeding in Adult Critically Ill Patients) trial, we tested the hypothesis that higher total protein intake was associated with lower 90-d mortality and improved protein biomarkers in critically ill patients. In this post hoc analysis of the PermiT trial, we included patients who...