Table 1 Demographics of study population (N = 967)
From: Prospective study of patients with altered mental status: clinical features and outcome
Variables | Total |
|---|---|
Gender | |
Males | 459 (48%) |
Ethnicity | |
Chinese | 747 (77%) |
Malay | 106 (11%) |
Indian | 86 (9%) |
Others | 28 (3%) |
Age range (in years) | |
65 and above | 581 (60%) |
Type of AMS | |
Drowsiness | 331 (51%) |
Sudden behavioural change | 180 (27%) |
Unresponsiveness | 248 (37%) |
Disorientated/confused | 199 (30%) |
Agitation | 51 (8%) |
Hallucination | 41 (6%) |
Duration of AMS | |
Acute (24 h) | 647 (67%) |
Subacute (less than 7 days) | 215 (22%) |
Chronic (more than 7 days) | 105 (11%) |
Concurrent medications | |
Benzodiazepine | 55 (6%) |
Tricyclic anti-depressant | 8 (1%) |
SSRIs | 54 (6%) |
Anti-psychotics | 66 (7%) |
Anti-coagulant | 34 (4%) |
Anti-platelet | 121 (13%) |
Alcohol | 53 (6%) |