Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Repeat ectopic pregnancy
Systematic review	Haemodynamically stable women, each with small unruptured tubal pregnancy 3 RCTs in this analysis	Repeat ectopic pregnancy rates 2/40 (5%) with single-dose methotrexate (intramuscular) 7/58 (12%) with salpingotomy (by laparoscopy)	OR 0.54 95% CI 0.12 to 2.44		Not significant
Systematic review	74 haemodynamically stable women, each with a laparoscopically confirmed unruptured tubal pregnancy Data from 1 RCT	Repeat ectopic pregnancy rates 3/34 (9%) with multiple-dose methotrexate (intramuscular) 4/40 (10%) with salpingotomy (by laparoscopy)	OR 0.87 95% CI 0.19 to 4.12		Not significant