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.
Descriptions of ivabradine and β‐blockers during the follow‐up. χ 2 and Fisher's exact test. (A) Durations from admission to adding ivabradine. (B) Initiated dose and maximal dose of ivabradine at the 3‐month follow‐up. (C) The percentage comparisons of different doses of β‐blockers between groups. (D) Percentage comparisons of HF patients with a high dose of β‐blockers at discharge, 3‐month, and last follow‐up. HF, heart failure.
