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.
Bivariate (unadjusted) associations between demographic, health and health care utilization variables and experience of any error (aggregate measure), weighted data. Stars indicate significant associations (*P < 0.05; **P < 0.01; ***P < 0.01).
