Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,163 questions · 1,209 findings · 133 reviews · Headline outcomes only

No studies found 176 · 14.6%GRADE not reported 47 · 3.9%Very low 241 · 19.9%Low 323 · 26.7%Moderate 315 · 26.1%High 107 · 8.9%

Steroids vs lubricants

Change in tear osmolarity (mOsm/kg) (lower is favored) · people with dry eye

It is very uncertain whether steroids changes change in tear osmolarity (mOsm/kg) (lower is favored) compared with lubricants (very low certainty).

1 finding from 1 review

Steroids vs lubricants

Adverse effect: incident elevated IOP ( · people with dry eye

It is very uncertain whether steroids changes adverse effect: incident elevated IOP ( compared with lubricants (very low certainty).

1 finding from 1 review

Steroids vs lubricants

Adverse effect: cataract · people with dry eye

It is very uncertain whether steroids changes adverse effect: new cataract formation ( compared with lubricants (very low certainty).

1 finding from 1 review

Steroids vs cyclosporine A

Change in patient‐reported symptom scores (lower is favored) · people with dry eye

Steroids showed no clear difference in change in patient‐reported symptom scores (lower is favored) compared with cyclosporine A (low certainty).

1 finding from 1 review

Steroids vs cyclosporine A

Change in patient‐reported quality of life scores · people with dry eye

The review found no eligible studies for this question.

1 finding from 1 review

Brain‐derived neurotrophic factor vs placebo

Death or disability after 12 months · patients with Guillain‐Barré syndrome

It is very uncertain whether brain‐derived neurotrophic factor changes death or disability after 12 months compared with placebo (very low certainty).

1 finding from 1 review

Brain‐derived neurotrophic factor vs placebo

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

It is very uncertain whether brain‐derived neurotrophic factor changes participants with 1 or more serious adverse events compared with placebo (very low certainty).

1 finding from 1 review

Cerebrospinal fluid filtration vs plasma exchange

Improvement in disability grade Defined as achievement of a specified degree of improvement · patients with Guillain‐Barré syndrome

It is very uncertain whether cerebrospinal fluid filtration changes improvement in disability grade Defined as achievement of a… compared with plasma exchange (very low certainty).

1 finding from 1 review

Interferon beta‐1a vs placebo

Improvement in disability grade Defined as achievement of a specified degree of improvement · patients with Guillain‐Barré syndrome

It is very uncertain whether interferon beta‐1a changes improvement in disability grade Defined as achievement of a… compared with placebo (very low certainty).

1 finding from 1 review

Cerebrospinal fluid filtration vs plasma exchange

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

It is very uncertain whether cerebrospinal fluid filtration changes participants with 1 or more serious adverse events compared with plasma exchange (very low certainty).

1 finding from 1 review