As we enter the peak of the flu season, deaths and hospitalizations have sharply spiked to epidemic levels, resulting in more patients being treated in Intensive Care Units (ICUs) across the country.

Patients with altered level of consciousness are among the most difficult to assess and may have subtle neurological changes that can occur suddenly and become life-threatening if they go unnoticed.

We enrolled adults with respiratory failure or shock in the medical or surgical intensive care unit (ICU), evaluated them for in-hospital delirium, and assessed global cognition and executive function ...