Skip to main content

Table 2 Symptoms of delirium. Main symptoms, time of onset and duration of symptoms are listed. Disorientation was observed in 7 out of 11 patients, and hallucination and unintelligible speech were also observed in several patients. The onset of symptoms was mostly observed either on the day of surgery or 1 day post-operatively, although 1 case each of delayed onset was observed on days 2 and 3. Duration of delirium was usually short but 2 patients had symptoms persisting for more than 3 days

From: Pre-operative hemoglobin level and use of sedative-hypnotics are independent risk factors for post-operative delirium following total knee arthroplasty

Patient No. Main Symptoms Time of onset Duration
1 Disorientation Post-operative day 3 2days
2 Disorientation Day of surgery 1day
3 Disorientation, unintelligible speech and behavior Post-operative day 1 1day
4 Unintelligible speech and behavior Day of surgery 1day
5 Disorientation Day of surgery 1day
6 Visual hallucination, talkativeness, standing at night Day of surgery 3days
7 Auditory hallucination, sitting up at night Day of surgery 5days
8 Disorientation, unintelligible speech and behavior Post-operative day 1 1day
9 Unintelligible speech and behavior, raising voice at night Day of surgery 1day
10 Disorientation Post-operative day 1 1day
11 Disorientation requiring psychiatric intervention Post-operative day 2 2days