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.
Number of cardiovascular comorbidities. Shown is the number of cardiovascular risk factors in the PAH-CV and PVH-CV groups. PAH: pulmonary arterial hypertension; CV: cardiovascular risk factors; PVH-CV: PH related to left heart disease with CV factors; PH: pulmonary hypertension; count: number of patients.
