Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Mean menstrual blood loss
Systematic review	79 women 3 RCTs in this analysis	Mean menstrual blood loss with NSAIDs with danazol Absolute results not reported	WMD for blood loss 45.1 mL 95% CI 18.7 mL to 71.4 mL Analysis may have been underpowered to detect a clinically important difference between treatments	Effect size not calculated	danazol