Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

272 questions · 281 findings · 42 reviews · Headline outcomes only

No studies found 62 · 22.1%GRADE not reported 5 · 1.8%Very low 68 · 24.2%Low 100 · 35.6%Moderate 37 · 13.2%High 9 · 3.2%

Prophylactic levosimendan vs usual care

Mechanical circulatory support or cardiac transplantation · paediatric patients following heart surgery

Prophylactic levosimendan showed no clear difference in mechanical circulatory support or cardiac transplantation compared with standard treatment (low certainty).

1 finding from 1 review

Intervention not reported

Use of health services · adolescents between 12 and 19 years with any chronic condition requiring ongoing clinical care, who are leaving or transitioning from…

The review found no eligible studies for this question.

1 finding from 1 review