Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Live birth rates
Systematic review	54 women with recurrent miscarriage without antiphospholipid syndrome Data from 1 RCT	Proportion of women who had a live birth 22/27 (81%) with low-dose aspirin (50 mg/day) 22/27 (81%) with placebo	RR 1.00 95% CI 0.78 to 1.29		Not significant