Figure 3.
Forest plots of changes of HbA1c comparing groups (individuals with prediabetes given vitamin D and those given placebo). HbA1c indicates hemoglobin A1c.
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.