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.
Unadjusted serum homocysteine (mean ± SD) in the lowest, middle, and highest vitamin D quintiles exhibited. Significant differences between groups are shown, with P values taken from comparisons of least squares means after adjustment for age, race, gender, and body mass index
