Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

675 questions · 686 findings · 45 reviews · Cystic Fibrosis and Genetic Disorders · Headline outcomes only

No studies found 253 · 36.9%GRADE not reported 4 · 0.6%Very low 146 · 21.3%Low 167 · 24.3%Moderate 95 · 13.8%High 21 · 3.1%

Zinc vs placebo

QoL of participants living with SCD and their caregivers · people with sickle cell disease

The review found no eligible studies for this question.

1 finding from 1 review

Zinc vs placebo

Frequency of sickle cell‐related complications: number of participants with completely healed leg ulcer ( · people with sickle cell disease

It is very uncertain whether zinc changes frequency of sickle cell‐related complications: number of… compared with placebo (very low certainty).

1 finding from 1 review