Quantitative Assessment of Blood Pressure Measurement Accuracy and Variability from Visual Auscultation Method by Observers without Receiving Medical Training

<div>Illustration of converted Korotkoff sound waveform with some examples of video frames, and demonstration of SBP and DBP determination by visualizing the appearance and disappearance of Korotkoff sounds, respectively.</div>

BioMed Research International

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Figure 2

Figure 2: Quantitative Assessment of Blood Pressure Measurement Accuracy and Variability from Visual Auscultation Method by Observers without Receiving Medical Training 

Figure 2 | Quantitative Assessment of Blood Pressure Measurement Accuracy and Variability from Visual Auscultation Method by Observers without Receiving Medical Training 