--- a +++ b/README.md @@ -0,0 +1,69 @@ +<h1>Human Balance Evaluation Database</h1> + +<p><strong>Published:</strong> May 19, 2016. Version: 1.0.0</p> +<p><strong>New Database Added:</strong> HBEDB (May 19, 2016, midnight)</p> + +<p>The Human Balance Evaluation database contains force platform recordings from 193 subjects undergoing stabilography tests.</p> + +<h2>Citation</h2> +<p> +When using this resource, please cite the original publication:<br> +Santos DA, Duarte M. <em>A Public Database of Human Balance Evaluations.</em> PeerJ Preprints 4:e2162v1, 2016. +</p> + +<p> +Please include the standard citation for PhysioNet:<br> +Goldberger, A., Amaral, L., Glass, L., Hausdorff, J., Ivanov, P. C., Mark, R., ... & Stanley, H. E. (2000). +<em>PhysioBank, PhysioToolkit, and PhysioNet: Components of a new research resource for complex physiologic signals.</em> +Circulation [Online]. 101 (23), pp. e215–e220. +</p> + +<h2>Abstract</h2> +<p> +The HBEDB contains force platform recordings from subjects undergoing stabilography tests. +The subjects performed standing tasks under four different conditions: +<ul> + <li>Eyes opened on a rigid surface</li> + <li>Eyes closed on a rigid surface</li> + <li>Eyes opened on an unstable surface</li> + <li>Eyes closed on an unstable surface</li> +</ul> +Each condition was tested three times, with the order randomized per subject. +A total of 1930 trials were performed by 163 different subjects. +</p> + +<h2>Data Description</h2> +<p> +Each 1-minute recording was sampled at 100 Hz and low-pass filtered at 10 Hz. +The signal files contain 8 channels grouped by 3 measurement types: +</p> +<ul> + <li><strong>Force/N</strong> – x, y, z</li> + <li><strong>Moment/Nm</strong> – x, y, z</li> + <li><strong>Center-of-Pressure/cm</strong> – x, y</li> +</ul> + +<p>File naming convention: <code>BDS0XXXX</code> where <code>XXXX</code> is the trial number.</p> + +<h2>Qualitative Tests</h2> +<p> +Each subject completed the following assessments: +<ul> + <li>Short Falls Efficacy Scale International</li> + <li>International Physical Activity Questionnaire – Short Version</li> + <li>Trail Making Test</li> + <li>Mini Balance Evaluation Systems Test</li> +</ul> +</p> + +<p> +Subjects were also interviewed for socio-cultural, demographic, and health information, +including age, medications, and illnesses. This metadata is available in <code>BDSinfo.txt</code> +and <code>BDSinfo.xlsx</code>. Some fields are also found in each record's header file. +</p> + +<h2>More Information</h2> +<p> +For more about this project and metadata, visit the website of the <strong>BMC-Lab</strong> +at the Federal University of ABC. +</p>