https://ecgvn.com/en/tags/estimate-heart-rate/ Recent content in Estimate Heart Rate on ECG Library – LITFL Basics Hugo en-us Sun, 17 Nov 2024 00:00:00 +0000 https://ecgvn.com/en/posts/ecg-rate-interpretation/ Sun, 17 Nov 2024 00:00:00 +0000 https://ecgvn.com/en/posts/ecg-rate-interpretation/ <h5 id="understanding-paper-speeds"><strong>Understanding paper speeds</strong></h5> <ul> <li>Paper output speed is the rate at which the ECG machine produces a trace</li> <li>Standard output is 25mm per second</li> <li>If a different paper speed is used, standard rate calculations will have to be modified appropriately (see other examples below)</li> </ul> <hr> <h5 id="the-standard-paper-speed-is-25mmsec"><strong>The standard paper speed is 25mm/sec:</strong></h5> <ul> <li>1 SMALL square (1mm) = 0.04 sec (40ms)</li> <li>5 SMALL squares (5mm) = 1 LARGE square = 0.2 sec (200ms)</li> <li>5 LARGE squares = 1 second</li> </ul> <p><a href="https://litfl.com/wp-content/uploads/2018/08/ECG-RATE-25-mm-sec-standard-paper-speed-.png"><img alt="ECG RATE 25 mm sec standard paper speed" loading="lazy" src="https://litfl.com/wp-content/uploads/2018/08/ECG-RATE-25-mm-sec-standard-paper-speed-.png"></a></p>