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Australia

Activities

Employment (3)

University of Melbourne: Melbourne, VIC, AU

2019 to present | Research Fellow in Biostatistics
Employment
Source: Self-asserted source
Hannah Tabitha Johns

Florey Institute of Neuroscience and Mental Health - Austin Campus: Heidelberg, VIC, AU

2018-06-01 to 2020-12-31 | Postdoctoral Research Fellow: Clinical Trials (CRE in Stroke Rehabilitation and Brain Recovery)
Employment
Source: Self-asserted source
Hannah Tabitha Johns

Florey Institute of Neuroscience and Mental Health - Austin Campus: Heidelberg, VIC, AU

2015-02-01 to 2018-05-01 | Junior Statistician (Statistics and Decision Support Platform)
Employment
Source: Self-asserted source
Hannah Tabitha Johns

Education and qualifications (2)

RMIT University: Melbourne, VIC, AU

2015-03-03 to 2019-02-27 | Doctor of Philosophy (Mathematical Sciences) (School of Science)
Education
Source: Self-asserted source
Hannah Tabitha Johns

RMIT University: Melbourne, Victoria, AU

2011-03-01 to 2014-12-10 | Bachelor of Science (Mathematics) (Honours) (School of Mathematical and Geospatial Sciences)
Education
Source: Self-asserted source
Hannah Tabitha Johns

Professional activities (2)

University of Melbourne: Parkville, VIC, AU

2022-12-07 | Award for Excellence in Enabling Research
Distinction
Source: Self-asserted source
Hannah Tabitha Johns

Australian Society for Operations Research: Melbourne, AU

2020 | National APORS Paper Contributor
Distinction
Source: Self-asserted source
Hannah Tabitha Johns

Works (49)

Association of Reperfusion and Procedural Characteristics with Endovascular Thrombectomy Outcomes in Large Core Stroke: Sub-Analysis from the SELECT2 Trial

Annals of Neurology
2025 | Journal article
EID:

2-s2.0-85208626300

Part of ISSN: 15318249 03645134
Contributors: Hassan, A.E.; Abraham, M.G.; Blackburn, S.; Hussain, M.S.; Ortega-Gutierrez, S.; Chen, M.; Hu, Y.C.; Pujara, D.K.; Herial, N.A.; Tsai, J.P. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Clinical relevance of intracranial hemorrhage after thrombectomy versus medical management for large core infarct: A secondary analysis of the SELECT2 randomized trial

Journal of NeuroInterventional Surgery
2025 | Journal article
EID:

2-s2.0-85188191639

Part of ISSN: 17598486 17598478
Contributors: Chen, M.; Joshi, K.C.; Kolb, B.; Sitton, C.W.; Pujara, D.K.; Abraham, M.G.; Ortega-Gutierrez, S.; Kasner, S.E.; Hussain, S.M.; Churilov, L. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Cost-Effectiveness of Endovascular Thrombectomy in Patients with Large Ischemic Stroke

Annals of Neurology
2025 | Journal article
EID:

2-s2.0-85208021207

Part of ISSN: 15318249 03645134
Contributors: Gao, L.; Churilov, L.; Johns, H.; Pujara, D.; Hassan, A.E.; Abraham, M.; Ortega-Gutierrez, S.; Hussain, M.S.; Chen, M.; Blackburn, S. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Sex-Based Differences in Endovascular Thrombectomy Outcomes for Large Ischemic Stroke: A SELECT2 Subanalysis

Stroke
2025 | Journal article
EID:

2-s2.0-85215932320

Part of ISSN: 15244628 00392499
Contributors: Tsai, J.P.; Nguyen, T.N.; Pujara, D.K.; Fifi, J.T.; Sundararajan, S.; Schaafsma, J.D.; Pérez De La Ossa, N.; Abraham, M.G.; Chen, M.; Hussain, M.S. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Statistical Analysis Plan for the manuscript reporting the primary outcome of the MSU-TELEMED study

2025-02-13 | Preprint
Contributors: Leonid Churilov; Hannah Johns; Vignan Yogendrakumar; Anna Balabanski
Source: check_circle
Crossref

An exploration of serious falls after stroke using a large international stroke rehabilitation database

International Journal of Stroke
2025-01-27 | Journal article
Contributors: Julian Wang; Julie Bernhardt; Hannah Johns; Leonid Churilov; Catherine Said; Natalie A Fini; Frances Batchelor; Janice Collier; Fiona Ellery; Kelly J Bower
Source: check_circle
Crossref
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Anticoagulation Use and Endovascular Thrombectomy in Patients with Large Core Stroke: A Secondary Analysis of the SELECT2 Trial

Annals of Neurology
2024 | Journal article
EID:

2-s2.0-85199301494

Part of ISSN: 15318249 03645134
Contributors: Pujara, D.K.; Hussain, M.S.; Abraham, M.G.; Ortega-Gutierrez, S.; Chen, M.; Kasner, S.E.; Churilov, L.; Sitton, C.W.; Blackburn, S.; Sundararajan, S. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Critical Care Decisions After Large Core Cerebral Infarctions: A Secondary Analysis From the SELECT2 Trial

Annals of Neurology
2024 | Journal article
EID:

2-s2.0-85211622910

Part of ISSN: 15318249 03645134
Contributors: Kasner, S.E.; Mullen, M.T.; DeGeorgia, M.; Blackburn, S.; George, D.K.; Kumar, M.; Messe, S.; Abraham, M.G.; Chen, M.; Ortega-Gutierrez, S. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Endovascular Thrombectomy for Large Ischemic Stroke Across Ischemic Injury and Penumbra Profiles

JAMA
2024 | Journal article
EID:

2-s2.0-85184815255

Part of ISSN: 15383598 00987484
Contributors: Sarraj, A.; Hassan, A.E.; Abraham, M.G.; Ortega-Gutierrez, S.; Kasner, S.E.; Hussain, M.S.; Chen, M.; Churilov, L.; Johns, H.; Sitton, C.W. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Endovascular thrombectomy plus medical care versus medical care alone for large ischaemic stroke: 1-year outcomes of the SELECT2 trial

The Lancet
2024 | Journal article
EID:

2-s2.0-85185778675

Part of ISSN: 1474547X 01406736
Contributors: Sarraj, A.; Abraham, M.G.; Hassan, A.E.; Blackburn, S.; Kasner, S.E.; Ortega-Gutierrez, S.; Hussain, M.S.; Chen, M.; Johns, H.; Churilov, L. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Endovascular Thrombectomy Treatment Effect in Direct vs Transferred Patients with Large Ischemic Strokes: A Prespecified Analysis of the SELECT2 Trial

JAMA Neurology
2024 | Journal article
EID:

2-s2.0-85184801957

Part of ISSN: 21686157 21686149
Contributors: Sarraj, A.; Hill, M.D.; Hussain, M.S.; Abraham, M.G.; Ortega-Gutierrez, S.; Chen, M.; Kasner, S.E.; Churilov, L.; Pujara, D.K.; Johns, H. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Evaluating the Safety and Efficacy of Telemedicine Physician Assessments on a Mobile Stroke Unit: Protocol for a Prospective Open-Label Blinded End-Point Randomized Controlled Trial

Journal of the American Heart Association
2024 | Journal article
EID:

2-s2.0-85208602136

Part of ISSN: 20479980
Contributors: Yogendrakumar, V.; Balabanski, A.H.; Johns, H.; Churilov, L.; Parsons, N.K.; Beharry, J.; Weir, L.; Yassi, N.; Zhao, H.; Warwick, A. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Inferior is not Inferior: Variability in the methods used by non-inferiority stroke studies risks erroneous conclusions

Asia Pacific Stroke Conference
2024 | Conference poster
Contributors: Hannah Tabitha Johns; Bruce Campbell; Leonid Churilov
Source: Self-asserted source
Hannah Tabitha Johns

Interim analysis in adaptive clinical trials: Can we really get something for nothing by adopting Bayesian thinking?

Asia Pacific Stroke Conference
2024 | Conference presentation
Contributors: Hannah Tabitha Johns; Freda Werdiger; Bruce Campbell; Michael Hill; Kate Hayward; Leonid Churilov
Source: Self-asserted source
Hannah Tabitha Johns

Modelling for Understanding and Improvement of the Australian Hyperacute Pre-Hospital Stroke Care System

Operational Research Applied to Health Services
2024 | Conference presentation
Contributors: Hannah Tabitha Johns; Dominic Italiano; Leonid Churilov
Source: Self-asserted source
Hannah Tabitha Johns

Predicting severe multivessel coronary artery disease to guide access strategy in patients undergoing invasive coronary angiography

Coronary Artery Disease
2024 | Journal article
EID:

2-s2.0-85213696350

Part of ISSN: 14735830 09546928
Contributors: Hamilton, G.W.; Chye, D.; Johns, H.; Ko, J.; Wong, E.; Churilov, L.; Raman, J.; Clark, D.J.; Farouque, O.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Prevalence of Arm Weakness, Pre-Stroke Outcomes and Other Post-Stroke Impairments Using Routinely Collected Clinical Data on an Acute Stroke Unit

Neurorehabilitation and Neural Repair
2024 | Journal article
EID:

2-s2.0-85184933182

Part of ISSN: 15526844 15459683
Contributors: Dalton, E.J.; Jamwal, R.; Augoustakis, L.; Hill, E.; Johns, H.; Thijs, V.; Hayward, K.S.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Reporting and analysis of process-of-care time measures in clinical trials for hyperacute stroke interventions: a scoping review protocol

JBI Evidence Synthesis
2024 | Journal article
EID:

2-s2.0-85187799000

Part of ISSN: 26898381
Contributors: Italiano, D.; Johns, H.; Campbell, B.; Turc, G.; Churilov, L.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier
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Tenecteplase versus alteplase for thrombolysis in patients selected by use of perfusion imaging within 4·5 h of onset of ischaemic stroke (TASTE): a multicentre, randomised, controlled, phase 3 non-inferiority trial

The Lancet Neurology
2024 | Journal article
EID:

2-s2.0-85197023646

Part of ISSN: 14744465 14744422
Contributors: Parsons, M.W.; Yogendrakumar, V.; Churilov, L.; Garcia-Esperon, C.; Campbell, B.C.V.; Russell, M.L.; Sharma, G.; Chen, C.; Lin, L.; Chew, B.L. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Why care should be exercised when using ordinal non-inferiority analyses in stroke

European Stroke Organisation Conference
2024 | Conference poster
Contributors: Hannah Tabitha Johns; Bruce Campbell; Fabiano Cavalcante; Pooja Khatri; Leonid Churilov
Source: Self-asserted source
Hannah Tabitha Johns

Adaptive Trials in Stroke

Neurology
2024-10-22 | Journal article
Contributors: Kathryn S. Hayward; Emily J. Dalton; Bruce C.V. Campbell; Pooja Khatri; Sean P. Dukelow; Hannah Johns; Silke Walter; Vignan Yogendrakumar; Jeyaraj D. Pandian; Simona Sacco et al.
Source: check_circle
Crossref
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Adaptive Randomization Method to Prevent Extreme Instances of Group Size and Covariate Imbalance in Stroke Trials

Stroke
2024-08 | Journal article
Contributors: Dominic Italiano; Bruce Campbell; Michael D. Hill; Hannah T. Johns; Leonid Churilov
Source: check_circle
Crossref
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Graft Patency and Clinical Outcomes in Patients With Radial Artery Grafts Previously Instrumented for Cardiac Catheterization

Circulation: Cardiovascular Interventions
2024-07-08 | Journal article
Contributors: Garry W. Hamilton; James Theuerle; David Chye; Jayapadman Bhaskar; Siven Seevanayagam; Hannah Johns; Leonid Churilov; Julian Yeoh; Matias B. Yudi; Louise Brown et al.
Source: check_circle
Crossref
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Introduction to Git for Clinical Statisticians

Australian Clinical Trials Alliance Statistics in Trials Interest Group
2024-03-25 | Talk, interview, podcast or speech
Contributors: Hannah Tabitha Johns
Source: Self-asserted source
Hannah Tabitha Johns

A phase III, multi-arm multi-stage covariate-adjusted response-adaptive randomized trial to determine optimal early mobility training after stroke (AVERT DOSE)

International Journal of Stroke
2023 | Journal article
EID:

2-s2.0-85146124642

Part of ISSN: 17474949 17474930
Contributors: Bernhardt, J.; Churilov, L.; Dewey, H.; Donnan, G.; Ellery, F.; English, C.; Gao, L.; Hayward, K.; Horgan, F.; Indredavik, B. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Generalised pairwise comparisons for trend: An extension to the win ratio and win odds for dose-response and prognostic variable analysis with arbitrary statements of outcome preference

Statistical Methods in Medical Research
2023 | Journal article
EID:

2-s2.0-85145470041

Part of ISSN: 14770334 09622802
Contributors: Johns, H.; Campbell, B.; Bernhardt, J.; Churilov, L.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier
grade
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Phase II randomised placebo-controlled trial of sodium selenate as a disease-modifying treatment in chronic drug-resistant temporal lobe epilepsy: The SeLECT study protocol

BMJ Open
2023 | Journal article
EID:

2-s2.0-85175280238

Part of ISSN: 20446055
Contributors: Vivash, L.; Johns, H.; Churilov, L.; MacPhail, S.; Casillas-Espinosa, P.; Malpas, C.; Shultz, S.R.; Tailby, C.; Wijayath, M.; Reutens, D. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Power Analysis for Ordinal Analyses of the Modified Rankin Scale and an Online and Downloadable Tool for Practical Use

Stroke
2023 | Journal article
EID:

2-s2.0-85163668546

Part of ISSN: 15244628 00392499
Contributors: Johns, H.; Campbell, B.; Turc, G.; Churilov, L.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier
grade
Preferred source (of 2)‎

Sample Size Estimation Methods for Ordinal Analyses of the Modified Rankin Scale: A systematic investigation, recommendations, and online and downloadable tool for practical use

European Stroke Organisation Conference
2023 | Conference poster
Contributors: Hannah Tabitha Johns; Bruce Campbell; Guillaume Turc; Leonid Churilov
Source: Self-asserted source
Hannah Tabitha Johns

The "Tournament Methods" Framework: A graph-theoretic approach for the analysis of complex and multifaceted patient outcome data inspired by MCDA methods

Operations Research Applied to Health Services
2023 | Conference presentation
Contributors: Hannah Tabitha Johns; Leonid Churilov
Source: Self-asserted source
Hannah Tabitha Johns

The adaptation of the desirability of outcome ranking for interventional clinical trials in epilepsy: A novel consumer-led outcome measure

Epilepsia Open
2023 | Journal article
EID:

2-s2.0-85173686760

Part of ISSN: 24709239
Contributors: Vivash, L.; Johns, H.; O'Brien, T.J.; Churilov, L.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Train Smart Study: Protocol for a randomised trial investigating the role of exercise training dose on markers of brain health in sedentary middle-aged adults

BMJ Open
2023 | Journal article
EID:

2-s2.0-85160170966

Part of ISSN: 20446055
Contributors: Broatch, J.R.; Zarekookandeh, N.; Glarin, R.; Strik, M.; Johnston, L.A.; Moffat, B.A.; Bird, L.J.; Gunningham, K.; Churilov, L.; Johns, H.T. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Trial of Endovascular Thrombectomy for Large Ischemic Strokes

New England Journal of Medicine
2023-02-10 | Journal article | Author
Part of ISSN: 0028-4793
Part of ISSN: 1533-4406
Contributors: Amrou Sarraj; Ameer E. Hassan; Michael G. Abraham; Santiago Ortega-Gutierrez; Scott Kasner; M. Shazam Hussain; Michael Chen; Spiros Blackburn; Clark W. Sitton; Leonid Churilov et al.
Source: Self-asserted source
Hannah Tabitha Johns
grade
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Association of Endovascular Thrombectomy With Functional Outcome in Patients With Acute Stroke With a Large Ischemic Core

Neurology
2022 | Journal article
EID:

2-s2.0-85139679501

Part of ISSN: 1526632X 00283878
Contributors: Garcia-Esperon, C.; Bivard, A.; Johns, H.; Chen, C.; Churilov, L.; Lin, L.; Butcher, K.; Kleinig, T.J.; Choi, P.M.C.; Cheng, X. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier
grade
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Tournament Methods" for the Ordinal Analysis of Modified Rankin Scale: The Past, the Present, and the Future

Stroke
2022 | Journal article
EID:

2-s2.0-85139302761

Part of ISSN: 15244628 00392499
Contributors: Churilov, L.; Johns, H.; Turc, G.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier
grade
Preferred source (of 2)‎

Common scale minimal sufficient balance: An improved method for covariate‐adaptive randomization based on the Wilcoxon‐Mann‐Whitney odds ratio statistic

Statistics in Medicine
2022-05-10 | Journal article
Contributors: Hannah Johns; Dominic Italiano; Bruce Campbell; Leonid Churilov
Source: check_circle
Crossref
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Comparison of Mobile Stroke Unit With Usual Care for Acute Ischemic Stroke Management

JAMA Neurology
2022-02-07 | Journal article
Part of ISSN: 2168-6149
Source: Self-asserted source
Hannah Tabitha Johns
grade
Preferred source (of 2)‎

Analysis of complex outcomes through all-to-all pairwise comparisons: a journey across times and research areas.

VicBiostat
2021 | Talk, interview, podcast or speech
Contributors: Hannah Tabitha Johns; Leonid Churilov
Source: Self-asserted source
Hannah Tabitha Johns

Distance-based Classification and Regression Trees for the analysis of complex predictors in health and medical research

Statistical Methods in Medical Research
2021 | Journal article
EID:

2-s2.0-85111543988

Part of ISSN: 14770334 09622802
Contributors: Johns, H.; Bernhardt, J.; Churilov, L.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier
grade
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Look closer: The multidimensional patterns of post-stroke burden behind the modified Rankin Scale

International Journal of Stroke
2021 | Journal article
EID:

2-s2.0-85089975243

Part of ISSN: 17474949 17474930
Contributors: Rethnam, V.; Bernhardt, J.; Johns, H.; Hayward, K.S.; Collier, J.M.; Ellery, F.; Gao, L.; Moodie, M.; Dewey, H.; Donnan, G.A. et al.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier
grade
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“Can you hear me now?” Video conference coping strategies and experience during COVID-19 and beyond

Work
2021 | Journal article
EID:

2-s2.0-85120968294

Part of ISSN: 10519815
Contributors: Johns, H.; Burrows, E.L.; Rethnam, V.; Kramer, S.; Bernhardt, J.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier
grade
Preferred source (of 2)‎

Young Stroke Survivors' Preferred Methods of Meeting Their Unique Needs

Neurology
2021-03-30 | Journal article
Contributors: Jessica Keating; Karen Borschmann; Hannah Johns; Leonid Churilov; Julie Bernhardt
Source: check_circle
Crossref
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Doing time-critical OR in challenging times: Lessons learnt from COVID-19 surge modelling for the Australian Royal Flying Doctor Service

Pre-Asia Pacific Operations Research Society
2020 | Conference presentation
Contributors: Hannah Tabitha Johns
Source: Self-asserted source
Hannah Tabitha Johns

Utility-weighted modified Rankin Scale: Still too crude to be a truly patient-centric primary outcome measure?

International Journal of Stroke
2020 | Journal article
EID:

2-s2.0-85061633207

Part of ISSN: 17474949 17474930
Contributors: Rethnam, V.; Bernhardt, J.; Dewey, H.; Moodie, M.; Johns, H.; Gao, L.; Collier, J.; Ellery, F.; Churilov, L.
Source: Self-asserted source
Hannah Tabitha Johns via Scopus - Elsevier

Clustering clinical and health care processes using a novel measure of dissimilarity for variable-length sequences of ordinal states

Statistical Methods in Medical Research
2020-10 | Journal article
Contributors: Hannah Johns; John Hearne; Julie Bernhardt; Leonid Churilov
Source: check_circle
Crossref
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Royal Flying Doctor Service Coronavirus Disease 2019 Activity and Surge Modeling in Australia

Air Medical Journal
2020-05 | Journal article
Part of ISSN: 1067-991X
Source: Self-asserted source
Hannah Tabitha Johns
grade
Preferred source (of 2)‎

Analysis of modified Rankin Scale: Beyond Dichotomous Outcomes

Stroke Society of Australasia
2019 | Conference presentation
Contributors: Hannah Tabitha Johns; Skye Coote; Leonid Churilov
Source: Self-asserted source
Hannah Tabitha Johns

Right ventricular pacing for hypertrophic obstructive cardiomyopathy: meta-analysis and meta-regression of clinical trials

European Heart Journal - Quality of Care and Clinical Outcomes
2019-01-31 | Journal article
Part of ISSN: 2058-5225
Part of ISSN: 2058-1742
Source: Self-asserted source
Hannah Tabitha Johns
grade
Preferred source (of 2)‎

An Improved Method for Simple, Assumption-Free Ordinal Analysis of the Modified Rankin Scale Using Generalized Odds Ratios

International Journal of Stroke
2014-12 | Journal article
Part of ISSN: 1747-4930
Part of ISSN: 1747-4949
Source: Self-asserted source
Hannah Tabitha Johns
grade
Preferred source (of 2)‎

Peer review (7 reviews for 6 publications/grants)

Review activity for Acta neurologica belgica. (1)
Review activity for Acta neurologica Belgica. (1)
Review activity for Health care management science. (1)
Review activity for International journal of stroke. (2)
Review activity for Medical care. (1)
Review activity for Operations research for health care. (1)