Comparison 14. prostaglandin alone: route of administration.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 failure to achieve complete abortion	1	2046	Risk Ratio (M‐H, Fixed, 95% CI)	1.16 [0.96, 1.40]
2 side effects	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
2.1 nausea	1	2066	Risk Ratio (M‐H, Fixed, 95% CI)	1.04 [0.90, 1.20]
2.2 vomiting	1	2066	Risk Ratio (M‐H, Fixed, 95% CI)	1.54 [1.14, 2.08]
2.3 diarrhoea	1	2066	Risk Ratio (M‐H, Fixed, 95% CI)	1.53 [1.33, 1.76]