0 = no symptoms
1 = mild symptoms
2 = pronounced symptoms
Verbal or behavioural manifestation of not being oriented to time or place or
misperceiving persons in the environment.
Behaviour inappropriate to place or for the person; e.g., pulling at tubes or
dressings, attempting to get out of bed when that is contraindicated, and the like.
Communication inappropriate to place or for the person; e.g., incoherence,
noncommunicativeness, nonsensical or unintelligible speech.
Seeing or hearing things that are not there; distortions of visual objects.
Delayed responsiveness, few or no spontaneous actions/words; e.g., when the patient
is prodded, reaction is deferred or the patient is unarousable