Development and Validation of a Novel Method to Derive Central Aortic Systolic Pressure From the Radial Pressure waveform Using an N-Point Moving Average Method

Bryan Williams, MD,* Peter S. Lacy, PHD,* Peter Yan, MBBS,† Chua-Ngak Hwee,‡
Chen Liang, PHD,‡ Choon-Meng Ting, MBBS‡ Leicester, United Kingdom; and Singapore Journal of the American College of Cardiology Vol. 57, No. 8, 2011, ISSN 0735-1097/doi:10.1016/j.jacc.2010.09.054
© 2011 by the American College of Cardiology Foundation Published by Elsevier Inc.

Blood pressure (BP) has been conveniently measured over the brachial artery using a sphygmomanometer for more than a century. However, brachial BP may not always accurately represent the corresponding pressures in the aorta .......