The following will be recorded from the Sparrow medical record for each patient: gender, age, sex, weight, primary diagnosis, significant co morbidities, blood alcohol level at admission, intracranial pressure measurements (standard of care for TBI patients), time of starting and finishing of the sedation, total amount of medications given, any restraint required, additional oxygen required, resuscitative measures required, time of transfer out of the unit, and time of discharge.