Comparison 2. Intravenous prostacyclin analogue (iloprost) versus oral aspirin.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Ulcer healing (4 weeks)	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
2 Ulcer healing (6 months)	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
3 Complete relief of rest pain (4 weeks)	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
4 Rate of amputation	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected