Fig. 4.
Hospital admissions according to the questionnaire. AVB, atrioventricular block; PM, pacemaker; SSS, sick sinus syndrome; ICD, implantable cardioverter defibrillator
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.