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%

Bevacizumab plus chemotherapy vs chemotherapy alone

Specific adverse events: serious haemorrhage · women with persistent, recurrent, or metastatic cervical cancer

Bevacizumab plus chemotherapy may leads to higher specific adverse events: serious haemorrhage compared with chemotherapy (low certainty).

1 finding from 1 review

Intervention not reported

Serious adverse events (including mortality) · adults or children with asthma
1 finding from 1 review

Immunoglobulin vs placebo

Adverse events of any severity or seriousness · children with respiratory syncytial virus infection

Summary of findings table ‐ Immunoglobulins showed no clear difference in adverse events of any severity or seriousness compared with placebo (low certainty).

1 finding from 1 review

Antidepressants vs placebo

Serious adverse events between 0 and 16 weeks · predominantly knee osteoarthritis

Antidepressant showed no clear difference in serious adverse events between 0 and 16 weeks compared with placebo (low certainty).

1 finding from 1 review

L‐ornithine L‐aspartate vs probiotic

Serious adverse events assessed using ICH‐GCP · people with cirrhosis who had minimal or overt hepatic encephalopathy or who were at risk for developing hepatic encephalopathy;…

It is very uncertain whether L‐ornithine L‐aspartate changes serious adverse events assessed using ICH‐GCP compared with probiotic (very low certainty).

1 finding from 1 review

L‐ornithine L‐aspartate vs rifaximin

Serious adverse events assessed using ICH‐GCP · people with cirrhosis who had minimal or overt hepatic encephalopathy or who were at risk for developing hepatic encephalopathy;…

It is very uncertain whether L‐ornithine L‐aspartate changes serious adverse events assessed using ICH‐GCP compared with rifaximin (very low certainty).

1 finding from 1 review

L‐ornithine L‐aspartate vs placebo or no intervention

Serious adverse events assessed using ICH‐GCP

It is very uncertain whether L‐ornithine L aspartate changes serious adverse events assessed using ICH‐GCP compared with placebo or no intervention (very low certainty).

1 finding from 1 review

L‐ornithine L‐aspartate vs lactulose

Serious adverse events assessed using ICH‐GCP · people with cirrhosis who had minimal or overt hepatic encephalopathy or who were at risk for developing hepatic encephalopathy;…

It is very uncertain whether L‐ornithine L‐aspartate changes serious adverse events assessed using ICH‐GCP compared with lactulose (very low certainty).

1 finding from 1 review

Intervention not reported

Total serious adverse events Systolic targets · Diabetes Mellitus with elevated blood pressure

The intervention showed no clear difference in total serious adverse events Systolic targets (low certainty).

1 finding from 1 review

Intervention not reported

Serious adverse events during the trial period · all trials contributing results to the summary of findings table included people with mild disease (WHO scale 1 to 3)§

The intervention showed no clear difference in serious adverse events during the trial period (low certainty).

1 finding from 1 review

Intervention not reported

Serious adverse events during the trial period · people with moderate to severe disease (WHO scale 4–9); all trials contributing results to the summary of findings table investigated…

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

1 finding from 1 review

Azithromycin vs placebo or usual care

Serious adverse events during the study period · people with moderate to severe disease (WHO scale 4–9); all studies contributing results to the summary of findings table included people…

Azithromycin showed no clear difference in serious adverse events during the study period compared with placebo or standard of care alone (moderate certainty).

1 finding from 1 review