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.
Age- and sex-adjusted (a) plasma renin activity (PRA) and (b) aldosterone means by ethnicity. Error bars represent SE. P = 0.0001 for comparison of both PRA and aldosterone of blacks with those of all other ethnicities. P = 0.009 for comparison of PRA of Hispanic with that of whites.
