Figure 1. The two-stage random sampling process in China-PEACE and the selection of the cohort for the present study.
AMI indicates acute myocardial infarction; STEMI, ST-segment elevation myocardial infarction.
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.