Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,337 questions · 1,354 findings · 566 reviews

No studies found 307 · 22.7%GRADE not reported 81 · 6%Very low 424 · 31.3%Low 310 · 22.9%Moderate 189 · 14%High 43 · 3.2%

Paracetamol vs placebo

Serious adverse events Up to 12 weeks' · Patients with acute low‐back pain

Paracetamol showed no clear difference in serious adverse events Up to 12 weeks' compared with placebo (moderate certainty).

1 finding from 1 review

Summary of findings table ‐ Concizumab prophylaxis vs on‐demand therapy

Adverse events ‐ Serious adverse events · people with inhibitors

Summary of findings table ‐ Concizumab prophylaxis showed no clear difference in adverse events ‐ Serious adverse events compared with on‐demand therapy (low certainty).

1 finding from 1 review

Summary of findings table ‐ Fitusiran prophylaxis vs on‐demand therapy

Adverse events ‐ Serious adverse events · people without inhibitors

Summary of findings table ‐ Fitusiran prophylaxis showed no clear difference in adverse events ‐ Serious adverse events compared with on‐demand therapy (moderate certainty).

1 finding from 1 review

Rotarix vs placebo

Serious adverse events: intussusception · children

Rotarix showed no clear difference in serious adverse events: intussusception compared with placebo (low certainty).

3 findings from 1 review

RotaTeq vs placebo

Serious adverse events: intussusception · children

RotaTeq showed no clear difference in serious adverse events: intussusception compared with placebo (low certainty).

3 findings from 1 review

Intervention not reported

Serious adverse events during treatment · participants with alcoholic hepatitis at high risk of mortality and morbidity

It is very uncertain whether the intervention changes serious adverse events during treatment (very low certainty).

1 finding from 1 review