Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Delirium
RCT 3-armed trial	30 people admitted to hospital with advanced AIDS In review	Change in delirium from baseline (measured by Delirium Rating Scale; lower scores indicate better function) 2 days 17.33 with lorazepam 18.33 with baseline Absolute results not reported	No direct comparison between groups P = 0.63 for change from baseline with lorazepam
RCT 3-armed trial	30 people admitted to hospital with advanced AIDS In review	Change in delirium with longer treatment (measured by Delirium Rating Scale; lower scores indicate better function) between 2 and 7 days 17.33 with lorazepam at 2 days 17.0 with lorazepam at 7 days Absolute results not reported	No direct comparison between groups reported P = 0.81 for change between 2 and 7 days with lorazepam
RCT 3-armed trial	30 people admitted to hospital with advanced AIDS In review	Cognition (measured by the Mini-Mental State Examination; higher scores indicate better function) 2 days 12.67 with lorazepam 15.7 with baseline Absolute results not reported	No direct comparison between groups reported P = 0.40 for change from baseline with lorazepam