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.
Forest plot illustrates weighed mean difference (represented by the black square) and 95% confidence interval (CI; represented by horizontal line) for Gamma‐Glutamyl Transferase (GGT) concentration and anthocyanins. Weights are from random‐effects analysis. The area of the black square is proportional to the specific study weight to the overall meta‐analysis. The center of the diamond displays the pool weighted mean differences and its width shows the pooled 95% CI
