Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

697 questions · 708 findings · 47 reviews · Cystic Fibrosis and Genetic Disorders

No studies found 263 · 37.1%GRADE not reported 12 · 1.7%Very low 146 · 20.6%Low 168 · 23.7%Moderate 98 · 13.8%High 21 · 3%

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