Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Symptom severity
[43] RCT 3-armed trial	240 people In review [18]	Proportion of people who responded (at least 40% reduction in Hamilton Anxiety Scale [HAM-A] score) 6 weeks 54% with buspirone 61% with diazepam Absolute numbers not reported	P value not reported
[42] Systematic review 3-armed trial	60 people Data from 1 RCT	HAM-A score with buspirone with alprazolam Absolute results not reported	WMD (alprazolam v buspirone) 1.1 95% CI 0.28 to 1.92	Effect size not calculated	alprazolam
[42] Systematic review 3-armed trial	60 people Data from 1 RCT	HAM-A score with lorazepam with buspirone Absolute results not reported	WMD (lorazepam v buspirone) 1.1 95% CI 0.29 to 1.91	Effect size not calculated	lorazepam