Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,270 questions · 1,480 findings · 174 reviews

No studies found 252 · 17%GRADE not reported 405 · 27.4%Very low 301 · 20.3%Low 284 · 19.2%Moderate 174 · 11.8%High 64 · 4.3%

Intervention not reported

Anxiety, or other psychological distress (Single and multi‐component intervention) · People with a health condition or nominally 'well' considering real clinical trial participation (across a range of topic areas)

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Satisfaction with the decision‐making process (single intervention) · People with a health condition or nominally 'well' considering real clinical trial participation (across a range of topic areas)

The review found no eligible studies for this question.

1 finding from 1 review

Muscle relaxant vs control

Total Number of Adverse Events ‐ single dose studies · patients with pain management in rheumatoid arthritis

It is very uncertain whether muscle relaxant changes total Number of Adverse Events ‐ single dose studies compared with control (very low certainty).

1 finding from 1 review

Intervention not reported

Clinically apparent hepatitis A (single dose regimen) low risk of bias Dienstag 1999 · patients with preventing hepatitis A.

The intervention leads to lower clinically apparent hepatitis A (single dose regimen) low risk of… (high certainty).

1 finding from 1 review

Intervention not reported

Clinically apparent hepatitis A (single dose regimen) all included studies Dienstag 1999 · patients with preventing hepatitis A.

It is very uncertain whether the intervention changes clinically apparent hepatitis A (single dose regimen) all included… (very low certainty).

1 finding from 1 review

Intervention not reported

A time halo effect lasted for 3 days following a single application of enforcement. With 5 days of consecutive enforcement a time halo of at least 6 days was noted. At the site of speed limit enforcement the average speed was reduced to around the...
1 finding from 1 review