Evidence map›Paper›PMID 39683522›Full record

SynthesisNutrients2024

Vitamin D Supplementation for Treating Atopic Dermatitis in Children and Adults: A Systematic Review and Meta-Analysis.

Amalie Ying Nielsen, Simon Høj, Simon Francis Thomsen, Howraman Meteran

Abstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Nutrients, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  8. Observational
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  20. Prevention of Atopic Dermatitis: What Are We Missing?Allergy, asthma & immunology research · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Amalie Ying NielsenFaculty of Health and Medical Sciences, University of Copenhagen, 2200 Copenhagen, Denmark.ORCID 0009-0004-8346-5491
Simon HøjDepartment of Otorhinolaryngology, Head and Neck Surgery and Audiology, Rigshospitalet, 2100 Copenhagen, Denmark.ORCID 0000-0003-1576-3679
Simon Francis ThomsenDepartment of Dermato-Venereology and Wound Healing Centre, Copenhagen University Hospital-Bispebjerg, 2400 Copenhagen, Denmark.ORCID 0000-0002-4838-300X
Howraman MeteranDepartment of Respiratory Medicine, Copenhagen University Hospital-Amager and Hvidovre, 2650 Hvidovre, Denmark.ORCID 0000-0001-5994-8064

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAtopic dermatitis (AD) is a chronic inflammatory skin disease affecting up to 20% of children and 10% of adults worldwide. Current research suggests a correlation between serum vitamin D level and AD severity and that vitamin D supplementation could have a potential therapeutic effect on AD.

objectivesTo conduct a systematic review and meta-analysis of studies of vitamin D supplementation for disease improvement in children and adults with AD.

methodsPubMed, EMBASE, and Cochrane were searched from 19 April to 20 April 2024. We included randomized controlled trials (RCTs) of patients with AD comparing an intervention group with a control group. The risk of bias of the selected studies was assessed using the Cochrane risk-of-bias tool for randomized trials. All analyses were conducted in R (v4.1.2; R Core Team 2021).

resultsEleven RCTs with 686 participants were included. The included trials had measured AD severity by using the SCOring Atopic Dermatitis (SCORAD) or the Eczema Area and Severity Index (EASI). Vitamin D supplementation significantly reduced AD severity compared with the control group (standardized mean difference = -0.41, 95% CI: -0.67 to -0.16,

conclusionsVitamin D supplementation reduces AD severity in children and adults. Larger-scale and longer-term studies are still needed to confirm this conclusion. This study has been registered on PROSPERO (CRD42024535014).

Indexed as

Dermatitis, AtopicDietary SupplementsVitamin DAdultChildHumansRandomized Controlled Trials as TopicSeverity of Illness IndexTreatment OutcomeVitamin Dadultsatopic dermatitischildrenefficacyhuman healthmeta-analysisSCORAD indexsystematic reviewvitamin D

Identifiers

PMID39683522
PMCPMC11644640

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.