DOSS (Delirium Observation Screening Scale)
1	Dozes during conversation or activities
2	Easily gets distracted by stimuli from the environment
3	Maintains attention to conversation or answer
4	Does not finish question answer
5	Gives answers which do not fit the question
6	Reacts slowly to instructions
7	Thinks to be somewhere else
8	Knows which part of the day it is
9	Remembers recent event
10	Is picking, disorderly, restless
11	Pulls intravenous tubes, feeding tubes, catheter
12	Is easy or sudden emotional
13	Additive or visual hallucinations

Notes: If present, 1 point. Rate three times per day.