Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,514 questions · 1,543 findings · 649 reviews

No studies found 224 · 14.5%GRADE not reported 105 · 6.8%Very low 383 · 24.8%Low 447 · 29%Moderate 293 · 19%High 91 · 5.9%

Oral antibiotics vs placebo

Adverse events at 1 month · adult participants with chronic blepharitis

It is very uncertain whether oral antibiotics changes adverse events at 1 month compared with placebo (very low certainty).

1 finding from 1 review

Active stimulation vs Placebo (sham/placebo device)

Adverse events: infection · adults with chronic pain

The review found no eligible studies for this question.

2 findings from 1 review

Omega‐3 vs placebo

Diarrhoea · adults and children with cystic fibrosis

It is very uncertain whether summary of findings: omega‐3 fatty acid supplementation changes adverse events: diarrhoea compared with placebo (very low certainty).

1 finding from 1 review

Antibiotics vs placebo or no intervention

Non‐serious adverse events · farmworkers, soldiers, and people in endemic areas

It is very uncertain whether summary of findings table ‐ Antibiotics changes non‐serious adverse events compared with placebo or no intervention (very low certainty).

1 finding from 1 review

Antifibrinolytic therapy (tranexamic acid or epsilon aminocaproic acid) vs placebo/open control

All serious adverse events · adults with acute spontaneous intracerebral haemorrhage

Summary of findings table ‐ Antifibrinolytic drug(s) showed no clear difference in all serious adverse events compared with placebo/open control (high certainty).

1 finding from 1 review

Summary of findings table ‐ Recombinant activated factor VII vs placebo/open control

All serious adverse events · adults with acute spontaneous intracerebral haemorrhage

It is very uncertain whether summary of findings table ‐ Recombinant activated factor VII changes all serious adverse events compared with placebo/open control (very low certainty).

1 finding from 1 review

Blood pressure intervention/intensive blood pressure intervention vs placebo/standard blood pressure intervention

Adverse events: hypotension · type 1 or type 2 diabetics

Blood pressure intervention/intensive blood pressure intervention may leads to higher adverse events—hypotension compared with placebo/standard blood pressure intervention (low certainty).

1 finding from 1 review

Rotarix vs placebo

All serious adverse events · children

Rotarix leads to lower all serious adverse events compared with placebo (high certainty).

3 findings from 1 review

RotaTeq vs placebo

All serious adverse events · children

RotaTeq showed no clear difference in all serious adverse events compared with placebo (high certainty).

3 findings from 1 review

Carisbamate vs placebo

Drowsiness/somnolence (Event rate during treatment, length of treatment varied across trials) · people with drug‐resistant focal epilepsy

Carisbamate may leads to higher adverse events: somnolence compared with placebo (low certainty).

1 finding from 1 review

Sclerotherapy vs placebo

Adverse events ‐ matting ( · people with telangiectasias and reticular veins

Sclerotherapy probably leads to higher adverse events ‐ matting ( compared with placebo (moderate certainty).

1 finding from 1 review