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.
Points have been shifted randomly to minimize overlap. The linear prediction line is included for visualization purposes. Spearman correlation is 0.52 (bootstrapped 95% CI, 0.47-0.56).
