Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

59 questions · 64 findings · 6 reviews

No studies found 20 · 31.3%GRADE not reported 0 · 0%Very low 9 · 14.1%Low 18 · 28.1%Moderate 13 · 20.3%High 4 · 6.3%

IVIg vs SCIg

Proportion of participants with side effects attributable to treatment · people with multifocal motor neuropathy

It is very uncertain whether IVIg changes proportion of participants with side effects attributable to treatment compared with SCIg (very low certainty).

1 finding from 1 review

IVIg vs placebo

Proportion of participants with an improvement in disability scale used in the original study · people with multifocal motor neuropathy

IVIg showed no clear difference in proportion of participants with an improvement in disability scale… compared with placebo (low certainty).

1 finding from 1 review

IVIg vs placebo

Proportion of participants with an improvement of muscle strength · people with multifocal motor neuropathy

IVIg may leads to higher proportion of participants with an improvement of muscle strength compared with placebo (low certainty).

1 finding from 1 review

IVIg vs placebo

Proportion of participants with an improvement in disability at 12 months or later · people with multifocal motor neuropathy

The review found no eligible studies for this question.

1 finding from 1 review

IVIg vs placebo

Proportion of participants in which at least 1 conduction block resolved after therapy · people with multifocal motor neuropathy

IVIg showed no clear difference in proportion of participants in which at least 1 conduction block… compared with placebo (low certainty).

1 finding from 1 review

IVIg vs placebo

Proportion of IVIg‐treated participants with an increase in disability during controlled IVIg withdrawal · people with multifocal motor neuropathy

IVIg probably leads to higher proportion of IVIg‐treated participants with an increase in… compared with placebo (moderate certainty).

1 finding from 1 review

IVIg vs placebo

Proportion of IVIg‐treated participants with a decrease in muscle strength during controlled IVIg withdrawal · people with multifocal motor neuropathy

IVIg probably leads to lower proportion of IVIg‐treated participants with a decrease in muscle… compared with placebo (moderate certainty).

1 finding from 1 review

IVIg vs placebo

Proportion of participants with side effects attributable to treatment · people with multifocal motor neuropathy

It is very uncertain whether IVIg changes proportion of participants with side effects attributable to treatment compared with placebo (very low certainty).

1 finding from 1 review

IVIg vs placebo

Seizure freedom · patients with drug‐resistant epilepsy

The review found no eligible studies for this question.

1 finding from 1 review

IVIg vs placebo

Satisfactory seizure control 50% or greater reduction in seizure frequency for drug‐resistant epilepsy · patients with drug‐resistant epilepsy

IVIg showed no clear difference in satisfactory seizure control 50% or greater reduction in seizure… compared with placebo (low certainty).

1 finding from 1 review

IVIg vs placebo

All harmful effects · patients with drug‐resistant epilepsy

The review found no eligible studies for this question.

1 finding from 1 review

IVIg vs placebo

Global assessment · patients with drug‐resistant epilepsy

IVIg may leads to higher global assessment compared with placebo (low certainty).

1 finding from 1 review

IVIg vs PE

Number improved by 1 or more disability grades after 4 weeks · patients with Guillain‐Barré syndrome

IVIg showed no clear difference in number improved by 1 or more disability grades after 4 weeks compared with PE (moderate certainty).

1 finding from 1 review

IVIg vs PE

Dead or disabled after 12 months (48 weeks) · patients with Guillain‐Barré syndrome

IVIg showed no clear difference in dead or disabled after 12 months (48 weeks) compared with PE (low certainty).

1 finding from 1 review

IVIg vs PE

Relapse or treatment‐related fluctuation · patients with Guillain‐Barré syndrome

IVIg showed no clear difference in relapse or treatment‐related fluctuation compared with PE (low certainty).

1 finding from 1 review

IVIg vs PE

Patients in whom treatment was discontinued · patients with Guillain‐Barré syndrome

IVIg leads to lower participants in whom treatment was discontinued compared with PE (high certainty).

1 finding from 1 review

IVIg vs PE

Number of patients with adverse events attributed to treatment · patients with Guillain‐Barré syndrome

IVIg showed no clear difference in number of participants with adverse events attributed to treatment compared with PE (moderate certainty).

1 finding from 1 review