Delirium Assessment
The evaluation of postoperative delirium was conducted by the method of
process Confusion Assessment Method for Intensive Care Unit (CAM-ICU),
and the trained nurses in the ICU were conducted twice a day at the same
time, lasting for 7 days. Delirium was diagnosed as both acute attack
and mental state fluctuation and inattention, as well as change of
consciousness level or thinking disorder.