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Christopher McCrum

@chrismccrum.bsky.social
1.5K followers 454 following 140 posts

Scientist researching balance, gait & falls prevention in older adults, vestibulopathy & Parkinson's disease at Maastricht University and recently KU Leuven. Also interested in improving methodology & open science. Sprints Coach at ASV Köln

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Christopher McCrum @chrismccrum.bsky.social · 22/07/2026
Our recent book chapter "How Older Adults Can Avoid Falls via Proactive and Reactive Gait Adaptability: A Brief Introduction" recently became publicly available on our university repository thanks to the Dutch Taverne Amendment. cris.maastrichtuniversity.nl/files/318779... #openaccess #openscience
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Christopher McCrum @chrismccrum.bsky.social · 07/07/2026
Published today: Unperturbed and perturbed gait variability is increased in bilateral vestibulopathy compared with age- and sex-matched healthy participants journals.physiology.org/doi/full/10.... in Journal of Neurophysiology @apspublications.bsky.social #openaccess #vestibular #gait
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Research at UHN @uhnresearch.ca · 07/07/2026
1/ After stroke, regaining mobility and balance can be challenging. A new study from @kiteuhn.bsky.social found that more reactive balance training was associated with improved balance control in people recovering from stroke. 🔗 Read more: www.uhnresearch.ca/news/7-07-20...
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Christopher McCrum @chrismccrum.bsky.social · 07/07/2026
Published today: Unperturbed and perturbed gait variability is increased in bilateral vestibulopathy compared with age- and sex-matched healthy participants journals.physiology.org/doi/full/10.... in Journal of Neurophysiology @apspublications.bsky.social #openaccess #vestibular #gait
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Christopher McCrum @chrismccrum.bsky.social · 26/06/2026
A brief summary of the last few days at the World Falls Congress www.linkedin.com/posts/chrism... @worldfallsociety.bsky.social @gerisoc.bsky.social
linkedin.com
#fallsprevention #wfc2026 #bgs #falls | Christopher McCrum
Returning home after a productive 2.5 days at the World Falls Conference in Manchester, organised by the World Falls Prevention Society & British Geriatrics Society. On day 1, I spoke about principles...
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Darren Dahly @statsepi.bsky.social · 25/06/2026
Forcing early career researchers to constantly talk about the "impact" of their research is also forcing them to learn to lie.
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Christopher McCrum @chrismccrum.bsky.social · 25/06/2026
A successful day one of the @worldfallsociety.bsky.social World Falls Congress in Manchester yesterday. I presented as part of a symposium on reactive balance training, organised by Yoshi Okubo and Melanie Farlie #wfc2026 #fallsprevention @gerisoc.bsky.social
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Christopher McCrum @chrismccrum.bsky.social · 25/03/2026
Abstract:
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Christopher McCrum @chrismccrum.bsky.social · 25/03/2026
Our pilot & feasibility study for our RCT is now out @plosone.org The first chunk of Liset's PhD work! Design considerations for technology-assisted fall-resisting skills training trials in older adults: A pilot and feasibility study dx.plos.org/10.1371/jour... #fallsprevention #BiomechSky #aging
dx.plos.org
Design considerations for technology-assisted fall-resisting skills training trials in older adults: A pilot and feasibility study
Training fall-resisting skills can prevent falls in older adults. These fall-resisting skills include proactive gait adaptability, gait robustness, and reactive gait recovery, which allow people to ef...
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Christopher McCrum @chrismccrum.bsky.social · 05/03/2026
Please consider consulting the included reporting recommendations for your next PBT article!
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Christopher McCrum @chrismccrum.bsky.social · 05/03/2026
... a clear idea for some aspect of their trial, so follow the same procedure as a previous publication. Neither are strictly wrong but not transparently stating this means that others struggle to interpret and build on your work.
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Christopher McCrum @chrismccrum.bsky.social · 05/03/2026
My personal summary - poor reporting and lacking justifications of protocol choices is currently holding this sub-field of fall prevention back. In many cases, it seems that pragmatic decisions are made but there is a reluctance to report these as such or that the researchers don't have ...
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Christopher McCrum @chrismccrum.bsky.social · 05/03/2026
Very pleased to have been involved in this important review led by Nina Marie Schmidt and Pia Ruess. The final version is now published #openaccess at: link.springer.com/article/10.1... #fallsprevention #ageing #reporting
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ISPGR @ispgr.bsky.social · 26/02/2026
An excellent and inspiring blog post from our 2025 Promising Scientist Award winner, @chrismccrum.bsky.social. ispgr.org/fall-prevent...
ispgr.org
Fall Prevention Through the Lens of a Sprints Coach: Reflections on my ISPGR Promising Scientist Award (PSA) Talk - ISPGR
ISPGR was delighted to award Dr Christopher McCrum its 2025 Promising Scientist Award (PSA). In his PSA Plenary Talk at the 2025 World Congress in Maastricht, Netherlands, Dr McCrum reflected on how v...
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Christopher McCrum @chrismccrum.bsky.social · 10/02/2026
Excited for Meichan's defence this Thursday! Download her thesis "Balance and walking in bilateral vestibulopathy" & chapters here: doi.org/10.26481/dis... doi.org/10.1007/s004... doi.org/10.31219/osf... doi.org/10.1007/s004... doi.org/10.1177/0957... doi.org/10.1016/j.ga... doi.org/10.1101/2025...
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Christopher McCrum @chrismccrum.bsky.social · 10/01/2026
Notes on the margin of stability has made it onto the @jbiomech.bsky.social top cited list 🎉 www.sciencedirect.com/science/arti... Very rewarding to see so many people finding our work helpful! @tombuurke.bsky.social @carolincurtze.bsky.social
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Dr Nick @nmwilkinson.eurosky.social · 10/12/2025
New paper out on @openmindjournal.bsky.social * I propose balance is a core biophysical self-regulatory function, organisationally akin to thermo-regulation. Might seem radical off the bat, but by the end of the paper I hope you'll agree it seems pretty obvious. doi.org/10.1162/OPMI...
doi.org
What is Balance? A Vital Mechano-Regulation Paradigm
Abstract. Within minutes of birth a newborn gnu or giraffe works to stand and walk, asserting postural balance and organised animate behaviour in an apparently goal-directed manner. In contrast, robot...
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ISPGR @ispgr.bsky.social · 06/12/2025
Read the latest developments in posture and gait research from our two 2025 early career award winners @chrismccrum.bsky.social and Benjamin Filtjens (not on bluesky). Great work, both! And proud to have you both within our society.
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Christopher McCrum @chrismccrum.bsky.social · 26/11/2025
PlosONE publish stage1 as a protocol paper & stage2 as a separate paper. See "Offers option for authors to publish their Stage 1 manuscript in the journal as a separate article (e.g. Study Protocol):" in the list of PCI RR-friendly journals for others here: rr.peercommunityin.org/about/pci_rr...
rr.peercommunityin.org
PCI Registered Reports
Peer Community in Registered Reports
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Christopher McCrum @chrismccrum.bsky.social · 24/11/2025
New article: "Perspectives on interdisciplinary posture and gait research from the ISPGR 2025 World Congress: where do we stand and what are the next steps?" in which Benjamin Filtjens and I share our reflections on this past @ispgr.bsky.social World Congress authors.elsevier.com/a/1m9It3RoQ8...
authors.elsevier.com
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Christopher McCrum @chrismccrum.bsky.social · 20/11/2025
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Christopher McCrum @chrismccrum.bsky.social · 20/11/2025
Pleased to share the next publication from our PhD candidate Meichan Zhu: "Validity of accelerometer-based analysis of step time and step time variability during treadmill walking in people with bilateral vestibulopathy" www.sciencedirect.com/science/arti...
sciencedirect.com
Validity of accelerometer-based analysis of step time and step time variability during treadmill walking in people with bilateral vestibulopathy
Gait and balance impairments, including increased gait variability, are prevalent in people with bilateral vestibulopathy (BVP). Wearable acceleromete…
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Christopher McCrum @chrismccrum.bsky.social · 14/10/2025
But the editors can just publish a short editorial highlighting the guidelines for their readership. They don't need to duplicate-publish the full guidelines paper, do they?
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Christopher McCrum @chrismccrum.bsky.social · 14/10/2025
Can anyone point me to an explanation/justification why certain reporting guidelines need to be published in multiple journals simultaneously? I get annoyed by the practice every time I need to cite one. PS - the "need" to reach a wider audience is not relevant in the age of open access publications
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Christopher McCrum @chrismccrum.bsky.social · 06/10/2025
The implication of this might be that using self-perceived stability to assess the intensity or progression of training is inaccurate.
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Christopher McCrum @chrismccrum.bsky.social · 06/10/2025
New preprint from our PhD candidate Liset, describing results that guided key choices in our upcoming trial of fall-resisting skills training for older adults. One key finding: older adults' perceptions of their stability during perturbations does not align with expert observations!
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Matthieu Boisgontier @matthieuboisgontier.com · 25/09/2025
Replicability and transparency in physical therapy research: Time to wake up! doi.org/10.1101/2025...
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Christopher McCrum @chrismccrum.bsky.social · 02/09/2025
Abstract
Objectives
Dynamic visual acuity (DVA) can be assessed on a treadmill while walking at different speeds and is used to assess people with bilateral vestibulopathy (BVP). However, the effects and interactions of age, BVP, and walking speed on DVA loss and assessment dropout are unclear. Our objective was to investigate the effects of BVP, age, and walking speed on DVA loss and assessment dropout in participants with BVP and healthy age–sex-matched participants.

Methods
41 participants with BVP and 41 age–sex-matched healthy participants completed a treadmill-based DVA assessment, including a static condition at 0 km/h and walking conditions at 2, 4, and 6 km/h. DVA loss was measured as the visual acuity difference between static and walking conditions. The drop-out rate, handrail use, and DVA loss were examined in relation to BVP, age, and walking speed.

Results
Age significantly increased the odds of dropping out (odds ratio = 1.160, p < 0.001), while BVP did not increase the odds of dropping out (odds ratio = 0.792, p = 0.733). A significant Group*Speed (p = 0.004) interaction effect was found for DVA loss, with DVA loss being significantly worse in people with BVP across all walking speeds, getting progressively worse as speed increased, which was not seen in the healthy participants. Age did not have a significant effect on DVA loss (p = 0.06).

Conclusion
BVP does not appear to restrict the ability to walk at the higher speeds of a DVA assessment and cause an increase in dropout rate, whereas age does. BVP significantly impacts DVA, with increasing impact at increasing walking speeds.
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Christopher McCrum @chrismccrum.bsky.social · 02/09/2025
Pleased to share the third publication from our PhD candidate Meichan Zhu's thesis: "Dynamic visual acuity in bilateral vestibulopathy and healthy age–sex-matched participants" link.springer.com/article/10.1...
link.springer.com
Dynamic visual acuity in bilateral vestibulopathy and healthy age–sex-matched participants - Journal of Neurology
Objectives Dynamic visual acuity (DVA) can be assessed on a treadmill while walking at different speeds and is used to assess people with bilateral vestibulopathy (BVP). However, the effects and inter...
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Christopher McCrum @chrismccrum.bsky.social · 22/08/2025
Just over 1 week to go until the application deadline!
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Melvyn Roerdink @melvynroerdink.bsky.social · 25/07/2025
Looking for a PhD-student position? Eager to work with advanced rehabtech and scalable augmented-reality solutions for fall-risk assessment and treatment? Learn from a team of scientists, Strolll entrepreneurs & developers and clinicians? Love interacting with older adults in NL & BE? Please apply!
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Christopher McCrum @chrismccrum.bsky.social · 24/07/2025
New job vacancy! Joint PhD: Prevent Falls with Augmented Reality (FallAR) at Maastricht & Hasselt Universities vacancies.maastrichtuniversity.nl/job/Maastric... with me, @melvynroerdink.bsky.social Pieter Meyns & @kennethmeijer.bsky.social @ispgr.bsky.social @worldfallssociety.bsky.social
vacancies.maastrichtuniversity.nl
Joint PhD: Prevent Falls with Augmented Reality (FallAR) at Maastricht & Hasselt University
Joint PhD: Prevent Falls with Augmented Reality (FallAR) at Maastricht & Hasselt University
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Christopher McCrum @chrismccrum.bsky.social · 24/07/2025
New job vacancy! Joint PhD: Prevent Falls with Augmented Reality (FallAR) at Maastricht & Hasselt Universities vacancies.maastrichtuniversity.nl/job/Maastric... with me, @melvynroerdink.bsky.social Pieter Meyns & @kennethmeijer.bsky.social @ispgr.bsky.social @worldfallssociety.bsky.social
vacancies.maastrichtuniversity.nl
Joint PhD: Prevent Falls with Augmented Reality (FallAR) at Maastricht & Hasselt University
Joint PhD: Prevent Falls with Augmented Reality (FallAR) at Maastricht & Hasselt University
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Christopher McCrum @chrismccrum.bsky.social · 07/07/2025
What a week it was at #ISPGR2025 last week! It was really special to have so many amazing colleagues productively interacting in our city (with encouragement from @melvynroerdink.bsky.social)! Thanks to all involved in the planning and organisation @ispgr.bsky.social and all who attended!
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Christopher McCrum @chrismccrum.bsky.social · 07/07/2025
All in all a really successful week! Looking forward to #ISPGR2027 in Kyoto!
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Christopher McCrum @chrismccrum.bsky.social · 07/07/2025
Amongst all of these sessions, @lisetvdhulst.bsky.social @ahanff.bsky.social, Meichan, Tansu Birinci & Aybike Senel all presented their work performed with us over the last few years!
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Christopher McCrum @chrismccrum.bsky.social · 07/07/2025
On Wednesday, I chaired the symposium "Current and emerging approaches to improving balance and gait in vestibulopathy" with talks from Anissa Boutabla, Klaus Jahn, Andreas Zwergal & Max Wühr, & our own PhD candidate Meichan Zhu, who also presented for the third time in the 3MT final.
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Christopher McCrum @chrismccrum.bsky.social · 07/07/2025
A personal career highlight came for me on Tuesday with my talk as the ISPGR 2025 Promising Scientist! Directly followed by a busy poster session where I shared the results of a project conducted in Toronto with @avrilmansfield.bsky.social (preprint: www.biorxiv.org/content/10.1...)
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Christopher McCrum @chrismccrum.bsky.social · 07/07/2025
On the Monday, I really enjoyed chairing the session "Falls – Mechanism, Prediction and Intervention" with a really interesting range of presentations from Rudri Purohit, Yoshiro Okubo, Jennifer Davis, @antoinelangeard.bsky.social, Maaike van Gameren, Stephen Robinovitch & lnbal Paran
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Christopher McCrum @chrismccrum.bsky.social · 07/07/2025
We had the pleasure of hosting 4 different events in our CAREN and University labs, including our workshop "Designing technology-assisted, task-specific protocols for walking experiments, assessments and training", the Motek user meeting and our official ISPGR Lab Tour.
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Christopher McCrum @chrismccrum.bsky.social · 07/07/2025
What a week it was at #ISPGR2025 last week! It was really special to have so many amazing colleagues productively interacting in our city (with encouragement from @melvynroerdink.bsky.social)! Thanks to all involved in the planning and organisation @ispgr.bsky.social and all who attended!
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ISPGR @ispgr.bsky.social · 03/07/2025
See you in Japan! #ISPGR2027
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Christopher McCrum @chrismccrum.bsky.social · 02/07/2025
I think Rudri's phone was used. I will ask her.
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Christopher McCrum @chrismccrum.bsky.social · 02/07/2025
Another busy day for members of our group and collaborators @ispgr.bsky.social #ISPGR2025 Go and say hi!
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Christopher McCrum @chrismccrum.bsky.social · 01/07/2025
Thanks Melvyn - looking forward to this new project!
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Melvyn Roerdink @melvynroerdink.bsky.social · 01/07/2025
Proud of colleague @chrismccrum.bsky.social for receiving the well-deserved #ISPGR2025 promising young scientist award! Looking forward to kick off a PhD project with him, Pieter Meyns, and @kennethmeijer.bsky.social in the fall on augmented reality fall-risk assessment and treatment with #Strolll
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Christopher McCrum @chrismccrum.bsky.social · 01/07/2025
A busy day for our group! Come and chat! #ISPGR2025 @ispgr.bsky.social
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Christopher McCrum @chrismccrum.bsky.social · 30/06/2025
Me too :) I really loved the approach!
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Christopher McCrum @chrismccrum.bsky.social · 30/06/2025
Look out today @ispgr.bsky.social #ISPGR2025 for these presentations with members of our group!
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Kim van Schooten @kimvanschooten.bsky.social · 29/06/2025
And we’re off with #ISPGR2025 president @kim-delbaere.bsky.social opening a what promises to be exciting conference!
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