Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,092 questions · 3,199 findings · 339 reviews · Headline outcomes only

No studies found 714 · 22.3%GRADE not reported 181 · 5.7%Very low 695 · 21.7%Low 908 · 28.4%Moderate 568 · 17.8%High 133 · 4.2%

Summary of findings: oral antioxidant combination vs control

FEV1 % predicted: absolute change from baseline · children with cystic fibrosis

The review found no eligible studies for this question.

2 findings from 1 review

Summary of findings: oral vitamin E supplementation vs placebo or no treatment

FEV1 % predicted: absolute change from baseline · adults and children with cystic fibrosis

The review found no eligible studies for this question.

2 findings from 1 review

Oral methotrexate plus intra‐articular glucocorticoid vs intra‐articular glucocorticoid alone

Sustained clinically inactive diseasec · children and young people with JIA

Oral methotrexate plus intra‐articular glucocorticoid showed no clear difference in sustained clinically inactive diseaseb(12 months) compared with intra‐articular glucocorticoid alone (low certainty).

1 finding from 1 review