FIGURE 3

![FIGURE 3: Forest plot presenting meta-analysis results for serum iron or ferritin concentrations in alopecia areata versus control groups.](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11683520/bin/JOCD-24-e16740-g002.jpg)

> Source: Ruiying Wu et al. "Association Between Serum Trace Elements Level and Alopecia Areata: A Systematic." *Journal of cosmetic dermatology*, 2025. PMID: [39739356](https://pubmed.ncbi.nlm.nih.gov/39739356/)

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  <img src="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11683520/bin/JOCD-24-e16740-g002.jpg" alt="Forest plot presenting meta-analysis results for serum iron or ferritin concentrations in alopecia areata versus control groups." />
  <figcaption>FIGURE 3. Forest plot presenting meta-analysis results for serum iron or ferritin concentrations in alopecia areata versus control groups.<br>  Source: Ruiying Wu et al. "Association Between Serum Trace Elements Level and Alopecia Areata: A Systematic." <em>Journal of cosmetic dermatology</em>, 2025. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/39739356/">39739356</a></figcaption>
</figure>