Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

44 questions · 44 findings · 5 reviews · Headline outcomes only

No studies found 25 · 56.8%GRADE not reported 0 · 0%Very low 6 · 13.6%Low 11 · 25%Moderate 2 · 4.5%High 0 · 0%

Intra‐arterial delivery vs intravenous delivery

Vessel patency ‐ radiological success ‐ complete (to end of treatment) · patients with < 30 days' limb ischaemiaa

Intra‐arterial delivery may leads to higher vessel patency ‐ radiological success ‐ complete (to end of treatment) compared with intravenous delivery (low certainty).

1 finding from 1 review

Vitamin D given to lactating mothers vs placebo or no treatment

Nutritional rickets ‐ radiological · term breastfed infants to prevent vitamin D deficiency and improve bone health

It is very uncertain whether vitamin D given to lactating mothers changes nutritional rickets ‐ radiological compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Clopidogrel vs placebo

Number of related surgical or radiological interventions · people with ESRD receiving haemodialysis through an arteriovenous fistula

Clopidogrel showed no clear difference in number of related surgical or radiological interventions (42 days) compared with placebo (moderate certainty).

1 finding from 1 review