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Evidence found and GRADE certainty

4,703 questions · 15,007 findings · 1,416 reviews

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No studies found 2,881 · 19.2%GRADE not reported 1,551 · 10.3%Very low 3,111 · 20.7%Low 3,881 · 25.9%Moderate 2,669 · 17.8%High 914 · 6.1%

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Fibrin‐based haemostatic agents vs placebo or no intervention

Perioperative mortality · adults undergoing liver resection for cancer or benign disease

It is very uncertain whether fibrin‐based haemostatic agents changes perioperative mortality Median compared with no intervention or placebo (very low certainty).

1 finding from 1 review

Fibrin‐based haemostatic agents vs placebo or no intervention

Serious adverse events Median · adults undergoing liver resection for cancer or benign disease

It is very uncertain whether fibrin‐based haemostatic agents changes serious adverse events Median compared with no intervention or placebo (very low certainty).

1 finding from 1 review

Fibrin‐based haemostatic agents vs placebo or no intervention

Postoperative transfusion Median · adults undergoing liver resection for cancer or benign disease

It is very uncertain whether fibrin‐based haemostatic agents changes postoperative transfusion Median compared with no intervention or placebo (very low certainty).

1 finding from 1 review

Fibrin‐based haemostatic agents vs placebo or no intervention

Reoperation Median · adults undergoing liver resection for cancer or benign disease

It is very uncertain whether fibrin‐based haemostatic agents changes reoperation Median compared with no intervention or placebo (very low certainty).

1 finding from 1 review

Fibrin‐based haemostatic agents vs placebo or no intervention

Postoperative bile leak Median · adults undergoing liver resection for cancer or benign disease

It is very uncertain whether fibrin‐based haemostatic agents changes postoperative bile leak Median compared with no intervention or placebo (very low certainty).

1 finding from 1 review

Perampanel add‐on vs placebo

50% or greater reduction in seizure frequency · people (aged 12 years and over) with drug‐resistant focal epilepsy

Perampanel add‐on leads to higher ≥ 50% reduction in seizure frequency compared with placebo (high certainty).

1 finding from 1 review

Perampanel add‐on vs placebo

Withdrawals due to adverse events · people (aged 12 years and over) with drug‐resistant focal epilepsy

Perampanel add‐on may leads to higher treatment withdrawal due to adverse effects compared with placebo (low certainty).

1 finding from 1 review

Perampanel add‐on vs placebo

Proportion of participants who experienced ≥ 1 adverse effect · people (aged 12 years and over) with drug‐resistant focal epilepsy

Perampanel add‐on leads to higher proportion of participants who experienced ≥ 1 adverse effect compared with placebo (high certainty).

1 finding from 1 review

Perampanel add‐on vs placebo

Proportion of participants who experienced ataxia · people (aged 12 years and over) with drug‐resistant focal epilepsy

Perampanel add‐on may leads to higher proportion of participants who experienced ataxia compared with placebo (low certainty).

1 finding from 1 review