Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

27 questions · 27 findings · 3 reviews · Cystic Fibrosis and Genetic Disorders · Headline outcomes only

No studies found 15 · 55.6%GRADE not reported 0 · 0%Very low 4 · 14.8%Low 6 · 22.2%Moderate 2 · 7.4%High 0 · 0%

Zinc vs placebo

BMD Z score (total hip/femoral neck) · children and adults with β‐thalassaemia major and low bone mass

Summary of findings – zinc probably leads to higher BMD Z score (total hip/femoral neck) compared with placebo (moderate certainty).

1 finding from 1 review

Zinc vs placebo

BMD Z score (lumbar spine) · children and adults with β‐thalassaemia major and low bone mass

Summary of findings – zinc probably leads to higher BMD Z score (lumbar spine) compared with placebo (moderate certainty).

1 finding from 1 review