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WFDB Record

Date: March 10 2020

Summary: Overview of the Waveform Database (WFDB) record format

Keywords: ##summary #wfdb #dataformat #storage #healthcare #opensource #standard #archive


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Table of Contents

    1. Overview
    2. How It Works
    3. Example Application - ECG Data
    4. Miscellaneous Notes
  1. How To Cite
  2. References
  3. Discussion:


The Waveform Database (WFDB) Library is a record management system to handle already existing databases - it itself is not a database but a collection of tools to handle databases that follow the WFDB format. [1] Furthermore, WFDB can be used for viewing, analyzing, and creating recordings of physiological signals [2].

How It Works

The way that the WFDB record format works is that it utilizes [pg 1, @moodyWFDBProgrammerGuide2019]:

Example Application - ECG Data

For example, when working with ECG data, the format utilizes the header and annotation files as follows [pg 2 - 3, @moodyWFDBProgrammerGuide2019]:

Miscellaneous Notes

How To Cite

Zelko, Jacob. WFDB Record. March 10 2020.


[1] G. Moody, “WFDB Programmer’s Guide,” Mar. 08, 2019. (accessed Mar. 17, 2020).

[2] C. A. García Martínez et al., “Loading, Plotting, and Filtering RR Intervals,” in Heart Rate Variability Analysis with the R package RHRV, Cham: Springer International Publishing, 2017, pp. 15–28. doi: 10.1007/978-3-319-65355-6_2.


CC BY-SA 4.0 Jacob Zelko. Last modified: November 24, 2023. Website built with Franklin.jl and the Julia programming language.