Delirium has negative consequences such as increased mortality, hospital expenses and decreased cognitive and functional status. This research aims to determine the impact of occupational therapy intervention in duration, incidence and severity of delirium in elderly patients in the intensive care unit; secondary outcome was to assess functionality at hospital discharge. This is a pilot randomized clinical trial of patients without mechanical ventilation for 60 years. A total of 140 participants were recruited. Occupational therapy is effective in decreasing duration and incidence of delirium in non-ventilated elderly patients in the intensive care unit and improved functionality at discharge.

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