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.
The dashed line is a reference line demarcated at the combined summary estimate and provides a visual reference comparing the subgroup summary estimate with the combined summary estimate. Error bars indicate 95% CIs. BAV indicates bicuspid aortic valve; TAV, tricuspid aortic valve.
