Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3 questions · 3 findings · 3 reviews · Neuromuscular

No studies found 0 · 0%GRADE not reported 1 · 33.3%Very low 1 · 33.3%Low 1 · 33.3%Moderate 0 · 0%High 0 · 0%

Interferon beta‐1a vs placebo

Participants with 1 or more serious adverse events · patients with Guillain‐Barré syndrome

It is very uncertain whether interferon beta‐1a changes participants with 1 or more serious adverse events compared with placebo (very low certainty).

1 finding from 1 review