These nonpharmacological interventions should be also
offered to every patient with delirium and include promoting
day activity, maintaining quite, well-lit environment, staff
continuity, avoiding room and bed changes, providing hearing
and visual aids, encouraging personal items, limiting
visits especially for hyperactive delirium patients, remove
noxious stimuli (e.g., catheters, pumps, etc.), limiting medical
monitoring and testing (e.g., measuring blood pressure,
temperature, blood works) [25]. A recent study on elderly
with dementia also found improvement of severity and duration
of delirium in those elderly randomized to cognitively
stimulating activities