Evidence

Current Evidence - Reliability and Reproducibility

Index

01Transcutaneous Doppler cardiac output monitoring; A feasibility, reliability and reproducibility study
02Transcutaneous continuous wave Doppler cardiac output monitoring: A feasibility, reliability and reproducibility study
03Interrater reliability of cardiac output measurements by transcutaneous Doppler ultrasound: Implications for noninvasive hemodynamic monitoring in ED
04Observer agreement of non-invasive cardiac output measurement in the emergency department using portable continuous wave Doppler device (USCOM)
05Emergency physicians can reliably assess patient Cardiac Output using Non-invasive Ultrasonic Cardiac Output Monitor (USCOM)
06Validation of the USCOM 1A Cardiac Output monitor in Hemodynamic unstable intensive care patients
07Accuracy of non-invasive Cardiac Output monitoring (USCOM)
08Inter-rater reliability of transcutaneous Doppler ultrasound measurements of Cardiac Output and stroke volume in the pediatric emergency department
09Non invasive ultrasonic Cardiac Output (USCOM): assessment of ease of use and inter-operator reproducibility
10Inter-rater agreement of a Non-invasive Ultrasound Cardiac Output Monitor (USCOM) device in emergency deparment patients
11Inter-Rater Reliability for Noninvasive Measurement of Cardiac Function in Children
12Noninvasive Doppler ultrasonography for assessing cardiac function: can it replace the Swan-Ganz catheter?
13Assessment of portable continuous wave Doppler ultrasound (ultrasonic cardiac output monitor) for cardiac output measurements in neonates
14A novel noninvasive ultrasonic cardiac output monitor: comparison with cardiac magnetic resonance
15Measurement of cardiac output in normal pregnancy by a non-invasive two-dimensional independent Doppler device
16The non-invasive Doppler ultrasound cardiac output monitor (USCOM) has good inter- and intra-observer reliability in children
17Cardiac output measurement in newborn infants using the ultrasonic cardiac output monitor: an assessment of agreement with conventional echocardiography, repeatability and new user experience
18Intra- and inter-observer reliability using a noninvasive ultrasound cardiac output monitor in healthy anesthetized children
19Repeatability of supra-sternal Doppler measurements and their relationship to the Cattermole score for assessing quality of USCOM signals in anaesthetized patients
20Cardiac output and systemic vascular resistance in normal pregnancy and in control non-pregnant women
21Noninvasive transcutaneous Doppler ultrasound-derived hemodynamic reference ranges in Chinese adolescents
22Influence of patient position on non-invasive haemodynamic measurement
23Study to determine the repeatability of supra-sternal Doppler (ultrasound cardiac output monitor) during general anaesthesia: Effects of scan quality, flow volume, and increasing age
24Correlation between supra-sternal Doppler cardiac output (USCOM) measurements and chest radiological features
25Non-invasive assessment of maternal hemodynamics in early pregnancy
26Inter-rater reliability of a non-invasive cardiac output monitor (USCOM) when using a passive leg-raise manoeuvre
27Fluid responsiveness is about stroke volume, and not pulse pressure Yogi: the power of Doppler fluid management and cardiovascular monitoring
28Accuracy and precision of the ultrasound cardiac output monitor (USCOM 1A) in pregnancy: comparison with three-dimensional transthoracic echocardiography
29A pilot feasibility study of hypotensive hematopoietic malignancy patients' USCOM readings
30Does using two Doppler cardiac output monitors in tandem provide a reliable trend line of changes for validation studies?
31Measuring the cardiac output in acute emergency admissions: use of the non-invasive ultrasonic cardiac output monitor (USCOM) with determination of the learning curve and inter-rater reliability
32A comparison of the non-invasive ultrasonic cardiac output monitor (USCOM) with the oesophageal Doppler monitor during major abdominal surgery
33Non-invasive cardiac output monitoring in pregnancy: comparison to echocardiographic assessment
34Cardiac output measurement in neonates using the Ultrasonic Cardiac Output Monitor (USCOM): A validation study in newborn infants against 2D-Echocardiography
35A cross comparison study of USCOM and transthoracic echocardiography in pregnancy
-Summary by category

Transcutaneous Doppler cardiac output monitoring; A feasibility, reliability and reproducibility study

Phillips RA, Dadd MJ, Gill RW, West MJ, Burstow DJ

Published: J Am Coll Cardiol 2002:39(SupplB);283B

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Transcutaneous continuous wave Doppler cardiac output monitoring: A feasibility, reliability and reproducibility study

Phillips RA, Dadd MJ, Gill RW, West MJ, Burstow DJ

Presented: Australian and New Zealand College of Anaesthetists, 11-15th May, 2002

Published: Anaesthesia & Intensive Care, Volume 30 - Issue 5, 2002

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Interrater reliability of cardiac output measurements by transcutaneous Doppler ultrasound: Implications for noninvasive hemodynamic monitoring in ED

Nguyen HB, Losey T, Rasmussen J Oliver R, Guptill M, Wittlake WA, Corbett SW.

Presented: SAEM, 2006

Published: Am J Emerg Med 2006; 24:828-835

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Observer agreement of non-invasive cardiac output measurement in the emergency department using portable continuous wave Doppler device (USCOM)

Tam MK, Tang CO, Lai KHW, Yeung VTY, Man ELK, Lam AHL, Rainer TH

Presented: Hong Kong Emergency Medicine Scientific Symposium 2006

Published: Hong Kong Journal of Emergency Medicine Vol 13 (4) Oct 2006 - 18

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Emergency physicians can reliably assess patient Cardiac Output using Non-invasive Ultrasonic Cardiac Output Monitor (USCOM)

Jenny My Lam, CO Tang, MK Tam, Colin A Graham, Timothy H Rainer, Trauma & Emergency Centre, Prince of Wales Hospital; Accident & Emergency Medicine Academic Unit, the Chinese University of Hong Kong

Presented: Hong Kong College of Emergency Medicine Scientific Session, October 2005

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Validation of the USCOM 1A Cardiac Output monitor in Hemodynamic unstable intensive care patients

L.E.M. Haas, D.H.T. Tjan, J. van Wees, A.R.H. van Zanten
Department of Intensive Care, Gelderse Vallei Hospital, Ede, The Netherlands

Presented: Annual Intensive Care Society Congress, the Netherlands, February 2006

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Accuracy of non-invasive Cardiac Output monitoring (USCOM)

Heerman W.J., Churchwell K.B., Doyle T, Taylor M.B.
Pediatric Critical Care Medicine, Vanderbilt University, Nashville, TN, USA

Presented: 36th Annual Congress of the Society of Critical Care Medicine (SCCM) Orlando, Florida, February 17-21, 2007

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Inter-rater reliability of transcutaneous Doppler ultrasound measurements of Cardiac Output and stroke volume in the pediatric emergency department

Gail Stewart DO, H Bryant NGuyen MD, Tommy Y Kim MD MS, Joshua Jauregui BS, Sean R Hayes, Steve Corbett MD, William Wittlake MD
Department of Emergency Medicine, Loma Linda University Medical Center and Children’s Hospital, Loma Linda, California, USA.

Presented: 2007 Academic Society for Emergency Medicine, May, Chicago

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Non invasive ultrasonic Cardiac Output (USCOM): assessment of ease of use and inter-operator reproducibility

Liz Steel, Rebecca Carroll, Margherita Murgo, Martin Boyle, Paul Middleton
Intensive Care and Emergency Department Prince of Wales Hospital, Randwick, Australia

Presented: 31st ANZICS Conference, Hobart, Australia, October 2006

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Inter-rater agreement of a Non-invasive Ultrasound Cardiac Output Monitor (USCOM) device in emergency deparment patients

Losey T., Nguyen H.B., Corbett S.W., Wittlake W.A.
Loma Linda University, Loma Linda, CA

Presented: American College of Emergency Physicians (ACEP) Conference, Washington, Sept 2005

Published: American Journal of Emergency Medicine (2006) 24, 828-835

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Inter-Rater Reliability for Noninvasive Measurement of Cardiac Function in Children

Gail M. Stewart, DO, H. Bryant Nguyen, MD, MS, Tommy Y. Kim, MD, Joshua Jauregui, BS, Sean R. Hayes, BS, and Stephen Corbett, MD, PhD

Published: Pediatric Emergency Care, Volume 24, Number 7, July 2008

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Noninvasive Doppler ultrasonography for assessing cardiac function: can it replace the Swan-Ganz catheter?

Saurabh Jain, M.D., Alexander Allins, M.D., Ali Salim, M.D., Amir Vafa, M.D., Matthew T. Wilson, M.D., Daniel R. Margulies, M.D.

Published: The American Journal of Surgery (2008) 196, 961-968

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Assessment of portable continuous wave Doppler ultrasound (ultrasonic cardiac output monitor) for cardiac output measurements in neonates

Sascha Meyer, David Todd and Bruce Shadboldt

Published: J Paediatr Child Health. 2009 Jul-Aug;45(7-8):464-8. doi: 10.1111/j.1440-1754.2009.01535.x.

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A novel noninvasive ultrasonic cardiac output monitor: comparison with cardiac magnetic resonance

Trinkmann F, Doesch C, Papavassiliu T, Weissmann J, Haghi D, Gruettner J, Schoenberg SO, Borggrefe M, Kaden JJ, Saur J

Published: Clin Cardiol. 2010 Feb;33(2):E8-14

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Measurement of cardiac output in normal pregnancy by a non-invasive two-dimensional independent Doppler device

Catharina C. M. Kager, Gus A. Dekker and Monique C. Stam

Published: Aust N Z J Obstet Gynaecol. 2009 Apr;49(2):142-4. DOI: 10.1111/j.1479-828X.2009.00948.x

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The non-invasive Doppler ultrasound cardiac output monitor (USCOM) has good inter- and intra-observer reliability in children

Dhanani S, Ward R, Baird M, Senechal H, Sumner A, Barrowman N, Gaboury I, Murto K

Presented: SCCM 2010

Published: CCM 2009;37(12):A95

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Cardiac output measurement in newborn infants using the ultrasonic cardiac output monitor: an assessment of agreement with conventional echocardiography, repeatability and new user experience

Neil Patel, Melissa Dodsworth and John F Mills

Published: Arch Dis Child Fetal Neonatal Ed published online doi: 10.1136/adc.2009.170704

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Intra- and inter-observer reliability using a noninvasive ultrasound cardiac output monitor in healthy anesthetized children

Sonny Dhanani, Nick J. Barrowman, Roxanne E. Ward & Kimmo T. Murto

Published: Paediatr Anaesth. 2011 Aug;21(8):858-64. doi: 10.1111/j.1460-9592.2010.03480.x.

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Repeatability of supra-sternal Doppler measurements and their relationship to the Cattermole score for assessing quality of USCOM signals in anaesthetized patients

Lester AH Critchley, Huang Li

Presented: EBPOM 2012

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Cardiac output and systemic vascular resistance in normal pregnancy and in control non-pregnant women

Gemma Goodyear, Ehizele Joseph, Asma Khalil

Presented: 18th World Congress of the International Society for the Study of Hypertension in Pregnancy

Published: Pregnancy Hypertension: An International Journal of Women's Cardiovascular Health, Volume 2, Issue 3, July 2012, Pages 292-293

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Noninvasive transcutaneous Doppler ultrasound-derived hemodynamic reference ranges in Chinese adolescents

Ho, Grace Y.L. BMedSc; Cattermole, Giles N. BM, BCh, FCEM; Chan, Stewart S.W. MBBS, FHKCEM; Smith, Brendan E. MB, ChB, FFA, RCS; Graham, Colin A. MD, FCEM; Rainer, Timothy H. MD, FCEM

Published: Pediatr Crit Care Med. 2013 Jun;14(5):e225-32. doi: 10.1097/PCC.0b013e3182772f78.

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Influence of patient position on non-invasive haemodynamic measurement

Pui-Ling Cheung, Cangel Pui-Yee Chan, Mandy Man Tse, Nandini Agarwal, Sangeeta Narain, Stewart Siu-Wa Chan,Colin A Graham, Timothy H Rainer

Presented: Hong Kong - Shenzhen Emergency Medicine Conference

Published: Physiol Rep, 1 (4), 2013, e00062, doi:10.1002/phy2.62

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Study to determine the repeatability of supra-sternal Doppler (ultrasound cardiac output monitor) during general anaesthesia: Effects of scan quality, flow volume, and increasing age

L. Huang and L. A. H. Critchley

Published: Br. J. Anaesth. (2013) 111 (6): 907-915. doi: 10.1093/bja/aet254

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Correlation between supra-sternal Doppler cardiac output (USCOM) measurements and chest radiological features

L. Huang, L. A. H. Critchley, R. L. K. Lok and Y. Liu

Published: Article first published online: 23 SEP 2013 | DOI: 10.1111/anae.12422

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Non-invasive assessment of maternal hemodynamics in early pregnancy

Anne Marijn van der Graaf, Gerda G. Zeeman, Henk Groen, Claire Roberts, Gus A. Dekker

Published: Pregnancy Hypertension: An International Journal of Women's Cardiovascular Health 3 (2013) 261-269

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Inter-rater reliability of a non-invasive cardiac output monitor (USCOM) when using a passive leg-raise manoeuvre

Hodgson L., Thorburn P., Samuels T., Pirneskoski J., Jeevananthan R., Wakeling H.

Published: European Journal of Anaesthesiology Volume 31 | e-Supplement 52 | June 2014 (3 AP4-4)

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Fluid responsiveness is about stroke volume, and not pulse pressure Yogi: the power of Doppler fluid management and cardiovascular monitoring

Rob Phillips, Joe Brierley

Published: Journal of Clinical Monitoring and Computing 10.1007/s10877-014-9598-y

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Accuracy and precision of the ultrasound cardiac output monitor (USCOM 1A) in pregnancy: comparison with three-dimensional transthoracic echocardiography

McNamara H, Barclay P, Sharma V

Published: Br J Anaesth. 2014 Jul 8. pii: aeu162. [Epub ahead of print]

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A pilot feasibility study of hypotensive hematopoietic malignancy patients' USCOM readings

Michelle Parmentier, Thomas Ahrens, Roxanne Dalske, W. Dean Klinkenberg, Patricia Potter, Geoffrey Uy

Presented: BMT Tandem Meetings Feb 2014 AACN Nov 2013

Published: Biology of Blood and Marrow Transplantation. Volume 20, Issue 2, Supplement , Page S315

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Does using two Doppler cardiac output monitors in tandem provide a reliable trend line of changes for validation studies?

Li H, Critchley LA, Zhang J

Published: J Clin Monit Comput. 2015 Aug 28

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Measuring the cardiac output in acute emergency admissions: use of the non-invasive ultrasonic cardiac output monitor (USCOM) with determination of the learning curve and inter-rater reliability

Luke E Hodgson, Richard Venn, Lui G Forni, Theophilus L Samuels and Howard G Wakeling

Published: Journal of the Intensive Care Society May 2016 vol. 17 no. 2 122-128

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A comparison of the non-invasive ultrasonic cardiac output monitor (USCOM) with the oesophageal Doppler monitor during major abdominal surgery

Luke E Hodgson, Lui G Forni, Richard Venn, Theophilus L Samuels and Howard G Wakeling

Published: Journal of the Intensive Care Society May 2016 vol. 17 no. 2 103-110, DOI:10.1177/1751143715619186

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Non-invasive cardiac output monitoring in pregnancy: comparison to echocardiographic assessment

D. Vinayagam, O. Patey, B. Thilaganathan and A. Khalil

Published: Ultrasound in Obstetrics & Gynecology DOI: 10.1002/uog.15915

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Cardiac output measurement in neonates using the Ultrasonic Cardiac Output Monitor (USCOM): A validation study in newborn infants against 2D-Echocardiography

María V Fraga, MD, Natalie Rintoul, MD, Aasma S Chaudhary, BS, RRT, Anysia Fedec, RDCS, Stephanie Kren, RDCS, Meryl S Cohen, MD, Sarah J Ratcliffe, PhD, Kevin C Dysart, MD and Haresh M Kirpalani, BM,MSc

Presented: PAS 2016

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A cross comparison study of USCOM and transthoracic echocardiography in pregnancy

D Vinayagam, O Patey, B Thilaganthan, A Khalil

Presented: Second International Congress on Maternal Haemodynamics, Rome

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