Figure 2. Natural Hair Color.
Natural hair color and risk of alopecia areata. The dashed vertical line shows an odds ratio of 1 (no effect). Dark pigment hair types trend toward increased odds of alopecia areata diagnosis.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.