Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

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.

View full-text article in PMC

. 2015 Mar 26;10(3):e0121729. doi: 10.1371/journal.pone.0121729

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2015 Korshøj et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

PMC Copyright notice

Fig 1 — The complete BELFIT population included 2,363 men. Inclusion criteria for the present study (availability of resting heart rate and diurnal heart rate data from ECG recordings, no history of coronary heart disease and no medical treatment for coronary heart disease or arterial hypertension) reduced the number to 597 participants, with 439 men having completed the exercise test on a bicycle ergometer.