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. 2020 Apr 29;2(4):e0095. doi: 10.1097/CCE.0000000000000095

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Copyright © 2020 The Authors. Published by Wolters Kluwer Health, Inc. on behalf of the Society of Critical Care Medicine.

This is an open-access article distributed under the terms of the Creative Commons Attribution-Non Commercial-No Derivatives License 4.0 (CCBY-NC-ND), where it is permissible to download and share the work provided it is properly cited. The work cannot be changed in any way or used commercially without permission from the journal.

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Figure 1. — Signal samples and architecture overview. A, Arterial blood pressure (BP) trace from a single patient recorded at 125 Hz. B, Photoplethysmography (PPG) trace from the same patient, recorded at 125 Hz. C, Histogram of samples included in this study with a calculated diastolic BP as denoted on the x-axis. D, Histogram of samples included in this study with a calculated mean BP as denoted on the x-axis. E, Histogram of samples included in this study with a systolic BP as denoted on the x-axis. F, Sample spectrogram of the PPG signal.