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All Outputs (45)

‘A whole different ball game’: the qualitative experience of older adults with a transtibial amputation and the use of a self-aligning prosthetic ankle-foot on the STEPFORWARD trial (2023)
Journal Article
Mitchell, N., Leggett, H., Watson, J., McDaid, C. T., Barnett, C., Twiste, M., & Vanicek, N. (2023). ‘A whole different ball game’: the qualitative experience of older adults with a transtibial amputation and the use of a self-aligning prosthetic ankle-foot on the STEPFORWARD trial. Disability and Rehabilitation, https://doi.org/10.1080/09638288.2023.2199222

Background: Older patients with lower limb amputation, categorised as having “limited community mobility”, are under-researched. Understanding their experience with a new prosthetic ankle-foot is important when designing clinical trials. The aim of t... Read More about ‘A whole different ball game’: the qualitative experience of older adults with a transtibial amputation and the use of a self-aligning prosthetic ankle-foot on the STEPFORWARD trial.

Relationship between stair ascent gait speed, bone density and gait characteristics of postmenopausal women (2023)
Journal Article
Dostan, A., Dobson, C. A., & Vanicek, N. (2023). Relationship between stair ascent gait speed, bone density and gait characteristics of postmenopausal women. PLoS ONE, 18(3), Article e0283333. https://doi.org/10.1371/journal.pone.0283333

Stair ascent is a biomechanically challenging task for older women. Bone health may affect gait stability during stair walking. This study investigated the gait biomechanics associated with stair ascent in a group of postmenopausal women in relation... Read More about Relationship between stair ascent gait speed, bone density and gait characteristics of postmenopausal women.

Biomechanical differences between ablebodied and spinal cord injured individuals walking in an overground robotic exoskeleton (2022)
Journal Article
Hayes, S. C., White, M., Wilcox, C. R. J., White, H. S. F., & Vanicek, N. (2022). Biomechanical differences between ablebodied and spinal cord injured individuals walking in an overground robotic exoskeleton. PLoS ONE, 17(1), Article e0262915. https://doi.org/10.1371/journal.pone.0262915

Background Robotic assisted gait training (RAGT) uses a powered exoskeleton to support an individual's body and move their limbs, with the aim of activating latent, pre-existing movement patterns stored in the lower spinal cord called central pattern... Read More about Biomechanical differences between ablebodied and spinal cord injured individuals walking in an overground robotic exoskeleton.

Modeling and control of anterior–posterior and medial–lateral sways in standing posture (2022)
Journal Article
Hou, M., Fagan, M., Vanicek, N., & Dobson, C. A. (2022). Modeling and control of anterior–posterior and medial–lateral sways in standing posture. Journal of biomechanics, 134, Article 110930. https://doi.org/10.1016/j.jbiomech.2021.110930

To study essential anterior–posterior and medial–lateral sways of the stance caused by rotational movements about the ankle and hip joints, a mathematical model is developed for the 3D postural kinematics and dynamics. The model is in the form of non... Read More about Modeling and control of anterior–posterior and medial–lateral sways in standing posture.

STEPFORWARD study: a randomised controlled feasibility trial of a self-aligning prosthetic ankle-foot for older patients with vascular-related amputations (2021)
Journal Article
Vanicek, N., Coleman, E., Watson, J., Bell, K., Barnett, C., McDaid, C., …Mitchell, N. (2021). STEPFORWARD study: a randomised controlled feasibility trial of a self-aligning prosthetic ankle-foot for older patients with vascular-related amputations. BMJ open, 11(3), Article e045195. https://doi.org/10.1136/bmjopen-2020-045195

Objectives To determine the feasibility of conducting a full-scale randomised controlled trial (RCT) of the effectiveness and cost-effectiveness of a self-aligning prosthetic ankle-foot compared with a standard prosthetic ankle-foot. Design Multic... Read More about STEPFORWARD study: a randomised controlled feasibility trial of a self-aligning prosthetic ankle-foot for older patients with vascular-related amputations.

Through-knee versus above-knee amputation for vascular and non-vascular major lower limb amputations (Protocol) (2021)
Journal Article
Crane, H., Boam, G., Carradice, D., Vanicek, N., Twiddy, M., & Smith, G. E. (2021). Through-knee versus above-knee amputation for vascular and non-vascular major lower limb amputations (Protocol). Cochrane Database of Systematic Reviews, 2021(1), Article CD013839. https://doi.org/10.1002/14651858.CD013839

Objectives: This is a protocol for a Cochrane Review (intervention). The objectives are as follows:. To assess the effects of through-knee amputation compared to above-knee amputation on clinical and rehabilitation outcomes and complication rates in... Read More about Through-knee versus above-knee amputation for vascular and non-vascular major lower limb amputations (Protocol).

A block randomised controlled trial investigating changes in postural control following a personalised 12-week exercise programme for individuals with lower limb amputation (2020)
Journal Article
Schafer, Z. A., & Vanicek, N. (2021). A block randomised controlled trial investigating changes in postural control following a personalised 12-week exercise programme for individuals with lower limb amputation. Gait and Posture, 84, 198-204. https://doi.org/10.1016/j.gaitpost.2020.12.001

Background: Individuals with a lower limb amputation (LLA) have an increased risk of falls and often report lower balance confidence. They must compensate for altered mechanics and prosthetic limitations in order to execute appropriate motor response... Read More about A block randomised controlled trial investigating changes in postural control following a personalised 12-week exercise programme for individuals with lower limb amputation.

A biomechanical comparison of powered robotic exoskeleton gait with normal and slow walking: An investigation with able-bodied individuals (2020)
Journal Article
Hayes, S. C., White, M., White, H. S. F., & Vanicek, N. (2020). A biomechanical comparison of powered robotic exoskeleton gait with normal and slow walking: An investigation with able-bodied individuals. Clinical biomechanics, 80, Article 105133. https://doi.org/10.1016/j.clinbiomech.2020.105133

Background Overground lower-limb robotic exoskeletons are assistive devices used to facilitate ambulation and gait rehabilitation. Our understanding of how closely they resemble comfortable and slow walking is limited. This information is important... Read More about A biomechanical comparison of powered robotic exoskeleton gait with normal and slow walking: An investigation with able-bodied individuals.

Self-aligning prosthetic device for older patients with vascular-related amputations: protocol for a randomised feasibility study (the STEPFORWARD study) (2019)
Journal Article
Mitchell, N., Coleman, E., Watson, J., Bell, K., McDaid, C., Barnett, C., …Vanicek, N. (2019). Self-aligning prosthetic device for older patients with vascular-related amputations: protocol for a randomised feasibility study (the STEPFORWARD study). BMJ open, 9(9), Article e032924. https://doi.org/10.1136/bmjopen-2019-032924

Introduction The majority of older patients with a transtibial amputation are prescribed a standard (more rigid, not self-aligning) prosthesis. These are mostly suitable for level walking, and cannot adjust to different sloped surfaces. This makes wa... Read More about Self-aligning prosthetic device for older patients with vascular-related amputations: protocol for a randomised feasibility study (the STEPFORWARD study).

A self-aligning prosthetic device for older patients with vascular-related amputations: Protocol for a randomised feasibility study (the STEPFORWARD study) (2019)
Journal Article
Mitchell, N., Coleman, E., Watson, J., Bell, K., McDaid, C., Barnett, C., …Vanicek, N. (in press). A self-aligning prosthetic device for older patients with vascular-related amputations: Protocol for a randomised feasibility study (the STEPFORWARD study). BMJ open, 9(9), https://doi.org/10.1136/bmjopen-2019-032924

Introduction The majority of older patients with a transtibial amputation are prescribed a standard (more rigid, not self-aligning) prosthesis. These are mostly suitable for level walking, and cannot adjust to different sloped surfaces. This makes w... Read More about A self-aligning prosthetic device for older patients with vascular-related amputations: Protocol for a randomised feasibility study (the STEPFORWARD study).

Association between somatosensory, visual and vestibular contributions to postural control, reactive balance capacity and healthy ageing in older women (2018)
Journal Article
Alcock, L., O’Brien, T. D., & Vanicek, N. (2018). Association between somatosensory, visual and vestibular contributions to postural control, reactive balance capacity and healthy ageing in older women. Health care for women international, 39(12), 1366-1380. https://doi.org/10.1080/07399332.2018.1499106

We investigated the biological systems involved in maintaining equilibrium during unstable and perturbed conditions in 39 healthy older women and estimated the annual difference in performance across the older age spectrum using regression. The large... Read More about Association between somatosensory, visual and vestibular contributions to postural control, reactive balance capacity and healthy ageing in older women.

Relationships between walking speed, T-score and age with gait parameters in older post-menopausal women with low bone mineral density (2018)
Journal Article
Dostanpor, A., Dobson, C. A., & Vanicek, N. (2018). Relationships between walking speed, T-score and age with gait parameters in older post-menopausal women with low bone mineral density. Gait and Posture, 64, 230-237. https://doi.org/10.1016/j.gaitpost.2018.05.005

Background: The gait patterns of women with low bone mineral density (BMD) or osteoporosis have not been thoroughly explored, and when examined, often studied in relation to falls and kyphosis. Research question: The aim of this study was to investig... Read More about Relationships between walking speed, T-score and age with gait parameters in older post-menopausal women with low bone mineral density.

Do predictive relationships exist between postural control and falls efficacy in unilateral transtibial prosthesis users? (2018)
Journal Article
Barnett, C. T., Vanicek, N., & Rusaw, D. F. (2018). Do predictive relationships exist between postural control and falls efficacy in unilateral transtibial prosthesis users?. Archives of physical medicine and rehabilitation, 99(11), 2271-2278. https://doi.org/10.1016/j.apmr.2018.05.016

Objective: To assess whether variables from a postural control test relate to and predict falls efficacy in prosthesis users. Design: Twelve-month within and between subjects repeated measures design. Participants performed the Limits of Stability... Read More about Do predictive relationships exist between postural control and falls efficacy in unilateral transtibial prosthesis users?.

A personalised exercise programme for individuals with lower limb amputation reduces falls and improves gait biomechanics: A block randomised controlled trial (2018)
Journal Article
Schafer, Z. A., Perry, J. L., & Vanicek, N. (2018). A personalised exercise programme for individuals with lower limb amputation reduces falls and improves gait biomechanics: A block randomised controlled trial. Gait and Posture, 63, 282-289. https://doi.org/10.1016/j.gaitpost.2018.04.030

Background: Lower limb amputees (LLAs) are at increased risk of falling due to the inherent asymmetry resulting from their limb loss, muscle weakness and other neuro-musculoskeletal limitations. Research question: The aim of this study was to evaluat... Read More about A personalised exercise programme for individuals with lower limb amputation reduces falls and improves gait biomechanics: A block randomised controlled trial.

Joint moment strategies during stair descent in patients with peripheral arterial disease and intermittent claudication (2018)
Journal Article
King, S. L., Vanicek, N., & O'Brien, T. D. (2018). Joint moment strategies during stair descent in patients with peripheral arterial disease and intermittent claudication. Gait and Posture, 62, 359-365. https://doi.org/10.1016/j.gaitpost.2018.03.035

Objective To determine the lower limb joint kinetic strategies during stair descent in claudicants with peripheral arterial disease (PAD-IC). Design Cross-sectional observation study. Setting University laboratory. Participants A total of 22 parti... Read More about Joint moment strategies during stair descent in patients with peripheral arterial disease and intermittent claudication.

Reference values for developing responsive functional outcome measures across the lifespan (2017)
Journal Article
McKay, M. J., Baldwin, J. N., Ferreira, P., Simic, M., Vanicek, N., Burns, J., & For the 1000 Norms Project Consortium. (2017). Reference values for developing responsive functional outcome measures across the lifespan. Neurology, 88(16), 1512-1519. https://doi.org/10.1212/WNL.0000000000003847

Objective: To generate a reference dataset of commonly performed functional outcome measures in 1,000 children and adults and investigate the influence of demographic, anthropometric, strength, and flexibility characteristics. Methods: Twelve functio... Read More about Reference values for developing responsive functional outcome measures across the lifespan.

Self-reported knee pain and disability among healthy individuals: reference data and factors associated with the Knee injury and Osteoarthritis Outcome Score (KOOS) and KOOS-Child (2017)
Journal Article
Baldwin, J. N., McKay, M. J., Simic, M., Hiller, C. E., Moloney, N., Nightingale, E. J., & Burns, J. (2017). Self-reported knee pain and disability among healthy individuals: reference data and factors associated with the Knee injury and Osteoarthritis Outcome Score (KOOS) and KOOS-Child. Osteoarthritis and Cartilage, 25(8), 1282-1290. https://doi.org/10.1016/j.joca.2017.03.007

© 2017 Osteoarthritis Research Society International Objective To develop normative reference data for the Knee injury and Osteoarthritis Outcome Score (KOOS) and KOOS-Child, as well as investigate socio-demographic, psychological and physical factor... Read More about Self-reported knee pain and disability among healthy individuals: reference data and factors associated with the Knee injury and Osteoarthritis Outcome Score (KOOS) and KOOS-Child.

Normative reference values for strength and flexibility of 1,000 children and adults (2016)
Journal Article
McKay, M. J., Baldwin, J. N., Ferreira, P., Simic, M., Vanicek, N., Burns, J., & For the 1000 Norms Project Consortium. (2017). Normative reference values for strength and flexibility of 1,000 children and adults. Neurology, 88(1), 36-43. https://doi.org/10.1212/WNL.0000000000003466

Objectives: To establish reference values for isometric strength of 12 muscle groups and flexibility of 13 joint movements in 1000 children and adults, and investigate the influence of demographic and anthropometric factors. Methods: A standardized r... Read More about Normative reference values for strength and flexibility of 1,000 children and adults.

Gastrocnemius muscle architecture and achilles tendon properties influence walking distance in claudicants with peripheral arterial disease (2016)
Journal Article
O'brien, T. D., King, S. L., & Vanicek, N. (2016). Gastrocnemius muscle architecture and achilles tendon properties influence walking distance in claudicants with peripheral arterial disease. Muscle & nerve, 53(5), 733-741. https://doi.org/10.1002/mus.24925

© 2016 Wiley Periodicals, Inc. Introduction: The extent to which gastrocnemius muscle and Achilles tendon properties contribute to the impaired walking endurance of claudicants is not known. Methods: Ultrasound images quantified muscle architecture o... Read More about Gastrocnemius muscle architecture and achilles tendon properties influence walking distance in claudicants with peripheral arterial disease.

Biomechanical demands of the 2-step transitional gait cycles linking level gait and stair descent gait in older women (2015)
Journal Article
Alcock, L., O'Brien, T. D., & Vanicek, N. (2015). Biomechanical demands of the 2-step transitional gait cycles linking level gait and stair descent gait in older women. Journal of biomechanics, 48(16), 4191-4197. https://doi.org/10.1016/j.jbiomech.2015.09.020

Stair descent is an inherently complex form of locomotion posing a high falls risk for older adults, specifically when negotiating the transitional gait cycles linking level gait and descent. The aim of this study was to enhance our understanding of... Read More about Biomechanical demands of the 2-step transitional gait cycles linking level gait and stair descent gait in older women.