Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,228 questions · 1,245 findings · 383 reviews

No studies found 403 · 32.4%GRADE not reported 128 · 10.3%Very low 385 · 30.9%Low 232 · 18.6%Moderate 81 · 6.5%High 16 · 1.3%

Active stimulation + other intervention vs other intervention alone

Adverse event: lead failure/ displacement · adults with chronic pain

It is very uncertain whether active stimulation + other intervention changes adverse events:lead failure/ displacement compared with other intervention alone (very low certainty).

2 findings from 1 review

Intervention vs control

Serious adverse events ‐ Recombinant factor VIIa (rFVIIa) versus control · Patients with liver transplantation.

It is very uncertain whether intervention changes serious adverse events ‐ Recombinant factor VIIa (rFVIIa) versus… compared with control (very low certainty).

1 finding from 1 review

Active stimulation + other intervention vs other intervention alone

Adverse events: need for reoperation/ reimplantation · adults with chronic pain

The review found no eligible studies for this question.

2 findings from 1 review