Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

134 questions · 143 findings · 12 reviews

No studies found 17 · 11.9%GRADE not reported 58 · 40.6%Very low 17 · 11.9%Low 26 · 18.2%Moderate 14 · 9.8%High 11 · 7.7%

Magnesium and vitamin E co‐supplementation vs placebo

Ulcer healing · people with diabetes and foot ulcers

It is very uncertain whether magnesium and vitamin E co‐supplementation changes ulcer healing (absolute change in individual parameters of ulcer… compared with placebo (very low certainty).

3 findings from 1 review

Magnesium and vitamin E co‐supplementation vs placebo

Ulcer healing (absolute change in individual parameters of ulcer dimensions over time: mean (SD) cm wound width reduction · people with diabetes and foot ulcers

It is very uncertain whether magnesium and vitamin E co‐supplementation changes ulcer healing (absolute change in individual parameters of ulcer… compared with placebo (very low certainty).

1 finding from 1 review

Summary of findings: oral vitamin E supplementation vs placebo or no treatment

FEV1 % predicted: absolute change from baseline · adults and children with cystic fibrosis

The review found no eligible studies for this question.

2 findings from 1 review