Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 100%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

The findings closest to your search, judged one by one by TypeSafe's Jev model.

Number recruited · individuals eligible for a trial

It is very uncertain whether providing information by video changes number recruited compared with by standard means alone (very low certainty).

1 finding from 1 review

Strategies to improve recruitment to randomised trials 2018 · Cochrane Headline outcomes only
RR 1.08 [0.89, 1.31]
3 studies · 4695 participants
Very low