Analysis 2.2.
Comparison 2 Blood pressure control versus no (or less) control by type of hypertension, 4 to 5 years, Outcome 2 Progression of DR, 4 to 5 years.
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.