1

Cerebrovascular pressure reactivity monitoring using wavelet analysis in   traumatic brain injury patients: A retrospective study

Xiuyun Liu, Joseph Donnelly, Marek Czosnyka,   Marcel JH Aries, Ken Brady, Danilo Cardim, Chiara Robba, Manuel Cabeleira,   Dong-Joo Kim, Christina Haubrich, Peter J Hutchinson, Peter Smielewski

PLoS Medicine 14 (7), e1002348

2017

2

Determining Thresholds for Three Indices of   Autoregulation to Identify the Lower Limit of Autoregulation During Cardiac   Surgery

Xiuyun Liu, Kei Akiyoshi, Mitsunori   Nakano, Ken Brady, Brian Bush, Rohan Nadkarni, Archana Venkataraman, Raymond   C Koehler, Jennifer K Lee, Charles W Hogue, Marek Czosnyka, Peter Smielewski,   Charles H Brown

Critical care   medicine 49 (4), 650-660

2021

3

The Association of Bispectral Index Values and Metrics of Cerebral   Perfusion During Cardiopulmonary Bypass 

Xiuyun Liu, Mitsunori Nakano, Atsushi Yamaguchi,   Brian Bush, Kei Akiyoshi, Jennifer K. Lee, Raymond C. Koehler, Charles   W. Hogue, Charles H. Brown

Journal of Clinical Anesthesia

2021

4

Comparison of frequency and time domain methods of assessment of   cerebral autoregulation in traumatic brain injury

Xiuyun Liu, Marek Czosnyka, Joseph Donnelly,   Karol P Budohoski, Georgios V Varsos, Nathalie Nasr, Ken M Brady, Matthias Reinhard,   Peter J Hutchinson, Peter Smielewski

Journal of Cerebral Blood Flow & Metabolism 35 (2), 248-256

2015

5

Monitoring of optimal cerebral perfusion pressure in traumatic brain   injured patients using a multi-window weighting algorithm

Xiuyun Liu, Natasha M Maurits, Marcel JH Aries,   Marek Czosnyka, Ari Ercole, Joseph Donnelly, Danilo Cardim, Dong-Joo Kim,   Celeste Dias, Manuel Cabeleira, Peter Smielewski

Journal of neurotrauma 34 (22), 3081-3088

2017

6

Wavelet pressure reactivity index: a validation study

Xiuyun Liu, Marek Czosnyka, Joseph Donnelly,   Danilo Cardim, Manuel Cabeleira, Peter J Hutchinson, Xiao Hu, Peter   Smielewski, Ken Brady

The Journal of physiology 596 (14), 2797-2809

2018

7

Cerebral Vascular Changes During Acute Intracranial Pressure Drop

Xiuyun Liu, Lara L. Zimmermann, Nhi Ho, Paul   Vespa, Xiaoling Liao,Xiao Hu

Neurocritical care 30 (3), 635-644

2019

8

Response to Letter to the Editor: Evaluation of a New Catheter for   Simultaneous Intracranial Pressure Monitoring and Cerebral Spinal Fluid   Drainage: A Pilot Study.

Xiuyun Liu, Lara L. Zimmermann, Paul Vespa, Xiao   Hu

Neurocritical Care

2019

9

Cross-Frequency Coupling Between Cerebral Blood Flow Velocity and EEG in   Ischemic Stroke Patients With Large Vessel Occlusion

X Liu, Y Pu, Z Zhang, X Hu, L Liu

Frontiers in neurology 10, 194

2019

10

Assessment of   cerebral autoregulation indices–a modelling perspective

Xiuyun Liu, Marek Czosnyka, Joseph Donnelly,   Danilo Cardim, Manuel Cabeleira, Despina Aphroditi Lalou, Xiao Hu, Peter J   Hutchinson, Peter Smielewski

Scientific reports 10(1),1-11

2020

11

Causal relationship between neuronal activity and   cerebral hemodynamics in patients with ischemic stroke

D Wu*, X Liu*,   K Gadhoumi, Y Pu, JC Hemphill, Z Zhang, L Liu, X Hu

Journal of Neural   Engineering 17 (2), 026006

2020

12

Intracranial Pressure Monitoring via External Ventricular   Drain: Are We Waiting Long Enough Before Recording the Real Value?

X Liu, M Griffith, HJ   Jang, N Ko, MM Pelter, J Abba, M Vuong, N Tran, …

Journal of   Neuroscience Nursing 52 (1), 37-42

2020

13

Morphological changes of intracranial pressure   quantifies vasodilatory effect of verapamil to treat cerebral vasospasm

X Liu, JR Vitt, SW Hetts,   K Gudelunas, N Ho, N Ko, X Hu

Journal of   NeuroInterventional Surgery

2020

14

Comparison of wavelet and correlation indices of   cerebral autoregulation in a pediatric swine model of cardiac arrest

X Liu, X Hu, KM Brady, R   Koehler, P Smielewski, M Czosnyka, J Donnelly, …

Scientific reports 10   (1), 1-9

2020

15

Continuous monitoring of cerebrovascular reactivity through pulse   transit time and intracranial pressure

Xiuyun Liu, Kais Gadhoumi, Ran Xiao, Nate Tran,   Peter Smielewski, Marek Czosnyka, Steven W Hetts, Nerissa Ko, Xiao Hu

Physiological measurement

2018

16

Wavelet autoregulation monitoring identifies blood   pressures associated with brain injury in neonatal hypoxic-ischemic   encephalopathy

Xiuyun Liu, Aylin Tekes, Jamie   Perin, May W Chen, Bruno P Soares, An N Massaro, Rathinaswamy B Govindan,   Charlamaine Parkinson, Raul Chavez-Valdez, Frances J Northington, Ken M   Brady, Jennifer K Lee

Frontiers in   neurology 12, 557

2021

17

Evaluation of a New Catheter for Simultaneous Intracranial Pressure   Monitoring and Cerebral Spinal Fluid Drainage: A Pilot Study

Xiuyun Liu, Lara L. Zimmermann, Nhi Ho, Paul   Vespa, Xiaoling Liao,Xiao Hu

Neurocritical Care, 1-9

2019

18

Impaired cerebral autoregulation: measurement and   application to stroke

Li Xiong*, Xiuyun   Liu*, Ty Shang, Peter Smielewski, Joseph Donnelly, Zhen-ni Guo, Yi Yang,   Thomas Leung, Marek Czosnyka, Rong Zhang, Jia Liu, Ka Sing Wong

Journal of Neurology,   Neurosurgery & Psychiatry 88 (6), 520-531

2017

19

Using machine‐learning approach to distinguish patients   with methamphetamine dependence from healthy subjects in a virtual reality   environment

X Ding, Y Li, D Li, L   Li, X Liu#

Brain and Behavior,   e01814

2020

20

Intracranial Pressure Monitoring in Aneurysmal   Subarachnoid Hemorrhage-Current Practices and Challenges

X Liu

Journal of   Experimental Neurology 1 (2)

2020

21

Quantitative validation of MRI mapping of cerebral venous oxygenation   with direct blood sampling: A graded-O2 study in piglets

Dengrong Jiang, Raymond C   Koehler, Xiuyun Liu, Ewa Kulikowicz, Jennifer K Lee, Hanzhang Lu, Peiying Liu 

Magn Reson Med，2021 Mar 23

2021

22

Effects of pneumoperitoneum and Trendelenburg position on intracranial   pressure assessed using different non-invasive methods

Chiara Robba, Danilo Cardim, Joseph Donnelly, Alessandro Bertuccio,   Susanna Bacigaluppi, Nicola Bragazzi, Brenno Cabella, Xiuyun Liu,   Basil Matta, Marco Lattuada, Marek Czosnyka

British Journal of Anaesthesia 117 (6), 783-791

2016

23

Autonomic impairment in severe traumatic brain injury: a multimodal   neuromonitoring study

Marek Sykora, Marek Czosnyka, Xiuyun Liu, Joseph Donnelly,   Nathalie Nasr, Jennifer Diedler, Francois Okoroafor, Peter Hutchinson, David   Menon, Peter Smielewski

Critical care medicine 44 (6), 1173-1181

2016

24

Individualising thresholds of cerebral perfusion   pressure using estimated limits of autoregulation

Joseph Donnelly, Marek Czosnyka, Hadie Adams, Chiara Robba, Luzius A   Steiner, Danilo Cardim, Brenno Cabella, Xiuyun Liu, Ari Ercole, Peter J   Hutchinson, David K Menon, Marcel JH Aries, Peter Smielewski

Critical care medicine 45 (9), 1464

2017

25

Clinical application of non-invasive intracranial pressure measurements

JR Sheehan, X Liu, J Donnelly, D Cardim, M Czosnyka, C Robba

British journal of anaesthesia 121 (2), 500-501

2018

26

Clinical and physiological events that contribute to the success rate of   finding “optimal” cerebral perfusion pressure in severe brain trauma patients

Corien SA Weersink, Marcel JH Aries, Celeste Dias, Mary X Liu, Angelos G   Kolias, Joseph Donnelly, Marek Czosnyka, J Marc C van Dijk, Joost Regtien,   David K Menon, Peter J Hutchinson, Peter Smielewski

Critical care medicine 43 (9), 1952-1963

2015

27

Baroreflex impairment after subarachnoid hemorrhage is associated with   unfavorable outcome

Nathalie Nasr, Rita Gaio, Marek Czosnyka, Karol Budohoski, Xiuyun Liu,   Joseph Donnelly, Marek Sykora, Peter Kirkpatrick, Anne Pavy-Le Traon,   Christina Haubrich, Vincent Larrue, Peter Smielewski

Stroke 49 (7), 1632-1638

2016

28

Characterising the temporal evolution of ICP and cerebrovascular   reactivity after severe traumatic brain injury

Hadie Adams, Joseph Donnelly, Angelos Kolias, X Liu, Virginia Newcombe,   D Menon, P Smielewski, M Czosnyka, P Hutchinson

JOURNAL OF NEUROTRAUMA 33 (3), A28-A28

2016

29

Prospective study on noninvasive assessment of intracranial pressure in   traumatic brain-injured patients: comparison of four methods

Danilo Cardim, Chiara Robba, Joseph Donnelly, Michal Bohdanowicz,   Bernhard Schmidt, Maxwell Damian, Georgios V Varsos, Xiuyun Liu,   Manuel Cabeleira, Gustavo Frigieri, Brenno Cabella, Peter Smielewski, Sergio   Mascarenhas, Marek Czosnyka

Journal of neurotrauma 33 (8), 792-802

2016

30

A supervised approach to robust photoplethysmography   quality assessment

T Pereira, K   Gadhoumi, M Ma, L Xiuyun, R Xiao, RA Colorado, KJ Keenan, et al

IEEE Journal of   Biomedical and Health Informatics

2019

31

Cerebral haemodynamics during experimental intracranial hypertension

Joseph Donnelly, Marek Czosnyka, Spencer Harland, Georgios V Varsos,   Danilo Cardim, Chiara Robba, Xiuyun Liu, Philip N Ainslie, Peter Smielewski

Journal of Cerebral Blood Flow & Metabolism 37 (2), 694-705

2017

32

Increased blood glucose is related to disturbed cerebrovascular pressure   reactivity after traumatic brain injury

Joseph Donnelly, Marek Czosnyka, Nazneen Sudhan, Georgios V Varsos,   Nathalie Nasr, Ibrahim Jalloh, Xiuyun Liu, Celeste Dias, Mypinder S Sekhon,   Keri LH Carpenter, David K Menon, Peter J Hutchinson, Peter Smielewski

Neurocritical care 22 (1), 20-25

2015

33

A gait stability investigation into FES-assisted paraplegic walking   based on the walker tipping index

Dong Ming, Yanru Bai, Xiuyun Liu, Hongzhi Qi, Longlong Cheng, Baikun   Wan, Yong Hu, Yatwa Wong, Keith DK Luk, John CY Leong

Journal of neural engineering 6 (6), 066007

2009

34

Cerebral vasospasm affects arterial critical closing pressure

Georgios V Varsos, Karol P Budohoski, Marek Czosnyka, Angelos G Kolias,   Nathalie Nasr, Joseph Donnelly, Xiuyun Liu, Dong-Joo Kim, Peter J Hutchinson,   Peter J Kirkpatrick, Vassilis G Varsos, Peter Smielewski

Journal of Cerebral Blood Flow & Metabolism 35 (2), 285-291

2015

35

AUTOREGULATION-BASED OPTIMAL CEREBRAL PERFUSION PRESSURE IN A   PROSPECTIVE TRAUMATIC BRAIN INJURY COHORT

J Donnelly, MJH Aries, X Liu, M Cabeliera, D Cardim, H Adams, DK Menon,   PJ Hutchinson, P Smielewski, M Czosnyka

JOURNAL OF NEUROTRAUMA 33 (3), A31-A31

2016

36

Comparison of 15 oxygen positron emission tomography and near-infrared   spectroscopy for measurement of cerebral physiology

J Simpson, N Sudhan, H Hare, J Donnelly, X Liu, F Aigbirhio, T Fryer, G   Stocks-Gee, P Smielewski, D Bulte, J Coles

Critical Care 19 (1), P445

2015

37

Observations on the Cerebral Effects of Refractory Intracranial   Hypertension After Severe Traumatic Brain Injury

Joseph Donnelly, Peter Smielewski, Hadie Adams, Frederick A Zeiler,   Danilo Cardim, Xiuyun Liu, Marta Fedriga, Peter Hutchinson, David K Menon,   Marek Czosnyka

Neurocritical care, 1-11

2019

38

Non-invasive monitoring of intracranial pressure using transcranial   Doppler ultrasonography: is it possible?

Danilo Cardim, C Robba, M Bohdanowicz, Joseph Donnelly, B Cabella, X   Liu, M Cabeleira, P Smielewski, B Schmidt, Marek Czosnyka

Neurocritical care 25 (3), 473-491

2016

39

Continuous multimodality monitoring in children   after traumatic brain injury—preliminary experience

Adam MH Young, Joseph Donnelly, Marek Czosnyka, Ibrahim Jalloh, Xiuyun   Liu, Marcel J Aries, Helen M Fernandes, Matthew R Garnett, Peter   Smielewski, Peter J Hutchinson, Shruti Agrawal

PLoS one 11 (3), e0148817

2016

40

The effect of red blood cell transfusion on cerebral autoregulation in   patients with severe traumatic brain injury

MS Sekhon, DE Griesdale, M Czosnyka, J Donnelly, X Liu, MJ Aries,   ...

Neurocritical care 23 (2), 210-216

2015

41

Relationship of vascular wall tension and autoregulation following   traumatic brain injury

Georgios V Varsos, Karol P Budohoski, Angelos G Kolias, Xiuyun Liu,   Peter Smielewski, Vassilis G Varsos, Peter J Hutchinson, John D Pickard,   Marek Czosnyka

Neurocritical care 21 (2), 266-274

2014

42

Baroreflex and cerebral autoregulation are inversely correlated

Nathalie Nasr, Marek Czosnyka, Anne Pavy-Le Traon, Marc-Antoine Custaud,   Xiuyun Liu, Georgios V Varsos, Vincent Larrue

Circulation Journal 78 (10), 2460-2467

2014

43

An association between ICP-derived data and outcome in TBI patients: the   role of sample size

Brenno Cabella, Joseph Donnelly, Danilo Cardim, Xiuyun Liu, Manuel   Cabeleira, Peter Smielewski, Christina Haubrich, Peter JA Hutchinson,   Dong-Joo Kim, Marek Czosnyka

Neurocritical care 27 (1), 103-107

2017

44

Cerebral critical closing pressure in hydrocephalus patients undertaking   infusion tests

Georgios V Varsos, Marek Czosnyka, Peter Smielewski, Matthew R Garnett,   Xiuyun Liu, Dong-Joo Kim, Joseph Donnelly, Hadie Adams, John D Pickard, Zofia   Czosnyka

Neurological research 37 (8), 674-682

2015

45

Between-centre variability in transfer function analysis, a widely used   method for linear quantification of the dynamic pressure–flow relation: The   CARNet study

Aisha SS Meel-van den Abeelen, David M Simpson, Lotte JY Wang, Cornelis   H Slump, Rong Zhang, Takashi Tarumi, Caroline A Rickards, Stephen Payne,   Georgios D Mitsis, Kyriaki Kostoglou, Vasilis Marmarelis, Dae Shin, Yu-Chieh   Tzeng, Philip N Ainslie, Erik Gommer, Martin Müller, Alexander C Dorado,   Peter Smielewski, Bernardo Yelicich, Corina Puppo, Xiuyun Liu, Marek Czosnyka,   Cheng-Yen Wang, Vera Novak, Ronney B Panerai, Jurgen AHR Claassen

Medical engineering & physics 36 (5), 620-627

2014

46

Assessment of non-invasive ICP during CSF infusion test: an approach   with transcranial Doppler

Danilo Cardim, Marek Czosnyka, Joseph Donnelly, C Robba, BCT Cabella, X   Liu, MT Cabeleira, P Smielewsky, C Haubrich, MR Garnett, John Douglas   Pickard, Z Czosnyka

Acta neurochirurgica 158 (2), 279-287

2016

47

Measurement of upper extremity joint moments in   walker-assisted gait

D Ming, XY Liu, YR Bai, GJ Zhang, LL Cheng, HZ Qi, ZJ Xue, BK Wan, Y Hu,   LY Li, KD-K Luk

IET science, measurement & technology 3 (5), 343-353

2009

48

Improved Outcomes in Patients with Retinal Detachment after Implementation   of a Silicone Oil Registry and Phone Call Reminder System

Dahui Ma, Wei Ma, Xiuyun Liu, Jay M Stewart

Ophthalmology Retina

2019

49

Case Study: A 24-Year-Old Female Got Co-Infection with   New Corona Virus Pneumonia and Influenza A Virus

D Xin, L Xiuyun,   X Xingjia, L Longfei, W Jun, X Peng, Z Ming, J Guangbin

International Journal   of Radiology and Imaging Techniques 6 (2)

2020

50

OCT Angiography Assessment of Retinal Microvascular   Changes in Diabetic Eyes in an Urban Safety-Net Hospital

S Laotaweerungsawat,   C Psaras, X Liu, JM Stewart

Ophthalmology Retina

2019

51

A multiplex network approach for the analysis of intracranial pressure   and heart rate data in traumatic brain injured patients

Giovanna Maria Dimitri, Shruti Agrawal, Adam Young, Joseph Donnelly,   Xiuyun Liu, Peter Smielewski, Peter Hutchinson, Marek Czosnyka, Pietro Lió,   Christina Haubrich

Applied network science 2 (1), 29

2017

52

BP Neural Network Tuning PID Algorithm for Precision Control of   Functional Electrical Stimulation

Bai-kun WAN, Long-long CHENG, Guang-ju ZHANG, Dong MING, Xiuyun LIU,   Hong-zhi QI, Zhao-jun XUE.

Nanotechnology and Precision Engineering, 4

2010

53

Derangement of cerebral blood flow autoregulation during intracranial   pressure plateau waves as detected by time and frequency-based methods

Xiuyun Liu, Marek Czosnyka, John D Pickard,   Georgios V Varsos, NASR Nathalie, Peter Smielewski

Intracranial Pressure and Brain Monitoring XV, 233-238

2016

54

Indirect biomechanics measurement on shoulder joint moments of   walker-assisted gait

Dong Ming, Xiuyun Liu, Yuegang Dai, Baikun Wan, Yong Hu, Keith DK Luk

2009 IEEE International Conference on Virtual Environments,   Human-Computer Interfaces and Measurements Systems

2019

55

Correlation between cerebral autoregulation and carbon dioxide   reactivity in patients with traumatic brain injury

Yi Zhang, Xiuyun Liu, Luzius Steiner, Peter Smielewski, Eli Feen, John D   Pickard, Marek Czosnyka

Intracranial Pressure and Brain Monitoring XV, 205-209

2016

56

ICA-SVM combination algorithm for identification of motor imagery   potentials

Dong Ming, Changcheng Sun, Longlong Cheng, Yanru Bai, Xiuyun Liu,   Xingwei An, Hongzhi Qi, Baikun Wan, Yong Hu, KDK Luk

2010 IEEE International Conference on Computational Intelligence for   Measurement Systems and Applications

2010

57

Nonlinear static decoupling of six-dimension force sensor for walker   dynamometer system based on artificial neural network

Dong Ming, Xi Zhang, Xiuyun Liu, Baikun Wan, Yong Hu, KDK Luk

2009 IEEE International Conference on Computational Intelligence for   Measurement Systems and Applications

2009

58

Pressure reactivity-based optimal cerebral   perfusion pressure in a traumatic brain injury cohort

Joseph Donnelly,   Marek Czosnyka, H Adams, C Robba, LA Steiner, D Cardim, B Cabella, X Liu, Ari   Ercole, PJ Hutchinson, DK Menon, MJH Aries, Piotr Smielewski

Intracranial Pressure   & Neuromonitoring XVI, 209-212

2018

59

Simultaneous transients of intracranial pressure and heart rate in   traumatic brain injury: Methods of analysis

Giovanna Maria Dimitri, Shruti Agrawal, Adam Young, Joseph Donnelly,   Xiuyun Liu, Peter Smielewski, Peter Hutchinson, Marek Czosnyka, Pietro Lio,   Christina Haubrich

Intracranial Pressure & Neuromonitoring XVI, 147-151

2018

60

Computed Tomography Indicators of Deranged Intracranial Physiology in   Paediatric Traumatic Brain Injury

Adam MH Young, Joseph Donnelly, Xiuyun Liu, Mathew R Guilfoyle, Melvin   Carew, Manuel Cabeleira, Danilo Cardim, Matthew R Garnett, Helen M Fernandes,   Christina Haubrich, Peter Smielewski, Marek Czosnyka, Peter J Hutchinson,   Shruti Agrawal

Intracranial Pressure & Neuromonitoring XVI, 29-34

2018

61

Cerebral critical closing pressure during infusion tests

Georgios V Varsos, Marek Czosnyka, Peter Smielewski, Matthew R Garnett,   Xiuyun Liu, Hadie Adams, John D Pickard, Zofia Czosnyka

Intracranial Pressure and Brain Monitoring XV, 215-220

2016

62

Occurrence of CPPopt Values in Uncorrelated ICP and ABP Time Series

M Cabeleira, M Czosnyka, X Liu, J Donnelly, P Smielewski

Intracranial Pressure & Neuromonitoring XVI, 143-146

2018

63

Pre-hospital Predictors of Impaired ICP Trends in Continuous Monitoring   of Paediatric Traumatic Brain Injury Patients

Adam MH Young, Joseph Donnelly, Xiuyun Liu, Mathew R Guilfoyle, Melvin   Carew, Manuel Cabeleira, Danilo Cardim, Matthew R Garnett, Helen M Fernandes,   Christina Haubrich, Peter Smielewski, Marek Czosnyka, Peter J Hutchinson,   Shruti Agrawal

Intracranial Pressure & Neuromonitoring XVI, 7-10

2018

64

Increased ICP and Its Cerebral Haemodynamic Sequelae

Joseph Donnelly, Marek Czosnyka, Spencer Harland, Georgios V Varsos,   Danilo Cardim, Chiara Robba, Xiuyun Liu, Philip N Ainslie, Peter Smielewski

Intracranial Pressure & Neuromonitoring XVI, 47-50

2018

65

Study on fatigue feature from forearm SEMG signal based on wavelet   analysis

Baikun Wan, Lifeng Xu, Yue Ren, Lu Wang, Shuang Qiu, Xiaojia Liu, Xiuyun   Liu, Hongzhi Qi, Dong Ming, Weijie Wang

2010 IEEE International Conference on Robotics and Biomimetics,   1229-1232

2010

66

MULTI-MODAL MONITORING FOR BRAIN INJURY IN CRITICALLY ILL CHILDREN

S Agrawal, GV Varsos, X Liu, P Smielewski, M Czosnyka

Pediatric Critical Care Medicine 15 (4_suppl), 68

2014

67

Brain-computer interface technique for electro-a/cupuncture stimulation   control

Dong Ming, Yanru Bai, Xiuyun Liu, Xingwei An, Hongzhi Qi, Baikun Wan,   Yong Hu, Keith DK Luk

2010 IEEE International Conference on Virtual Environments,   Human-Computer Interfaces and Measurement Systems

2010

68

Upper extremity kinetics during walker-assisted gait of knee joint   stiffness simulation

Dong Ming, Xiuyun Liu, Yanru Bai, Xingwei An, Hongzhi Qi, Baikun Wan,   Yong Hu, Keith DK Luk

2010 IEEE International Conference on Virtual Environments,   Human-Computer Interfaces and Measurement Systems

2010