1 = Mild. Consistent forgetfulness with partial recollection of events and no other difficulties.
2 = Moderate memory loss, with disorientation and moderate difficulty handling complex problems. Mild but definite impairment of function at home with need of occasional prompting.
3 = Severe memory loss with disorientation for time and often to place. Severe impairment in handling problems.
4 = Severe memory loss with orientation preserved to person only. Unable to make judgments or solve problems. Requires much help with personal care. Cannot be left alone at all.
2. Thought disorder (due to dementia or drug intoxication).
1 = Vivid dreaming
2 = "Benign" hallucinations with insight retained.
3 = Occasional to frequent hallucinations or delusions, without insight, could interfere with daily activities.
4 = Persistent hallucinations, delusions, or florid psychosis. Not able to care for self.
1 = Periods of sadness or guilt greater than normal, never sustained for days or weeks.
2 = Sustained depression (one week or more).
4 = Sustained depression with vegetative symptoms and suicidal thoughts or intent.
0 = Normal
1 = Less assertive than usual; more passive.
2 = Loss of initiative or disinterest in elective (nonroutine) activities.
3 = Loss of initiative or disinterest in day-to-day (routine) activities.
4 = Withdrawn, complete loss of motivation.
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