Publication

Loss of selective wrist muscle activation in poststroke patients

van der Krogt, H., Kouwijzer, I., Klomp, A., Meskers, C. G. M., Arendzen, J. H. & de Groot, J. H., 11-Jan-2019, In : Disability and Rehabilitation. p. 1-9 9 p.

Research output: Contribution to journalArticleAcademicpeer-review

APA

van der Krogt, H., Kouwijzer, I., Klomp, A., Meskers, C. G. M., Arendzen, J. H., & de Groot, J. H. (2019). Loss of selective wrist muscle activation in poststroke patients. Disability and Rehabilitation, 1-9. https://doi.org/10.1080/09638288.2018.1509241

Author

van der Krogt, Hanneke ; Kouwijzer, Ingrid ; Klomp, Asbjørn ; Meskers, Carel G.M. ; Arendzen, J. Hans ; de Groot, Jurriaan H. / Loss of selective wrist muscle activation in poststroke patients. In: Disability and Rehabilitation. 2019 ; pp. 1-9.

Harvard

van der Krogt, H, Kouwijzer, I, Klomp, A, Meskers, CGM, Arendzen, JH & de Groot, JH 2019, 'Loss of selective wrist muscle activation in poststroke patients', Disability and Rehabilitation, pp. 1-9. https://doi.org/10.1080/09638288.2018.1509241

Standard

Loss of selective wrist muscle activation in poststroke patients. / van der Krogt, Hanneke; Kouwijzer, Ingrid; Klomp, Asbjørn; Meskers, Carel G.M.; Arendzen, J. Hans; de Groot, Jurriaan H.

In: Disability and Rehabilitation, 11.01.2019, p. 1-9.

Research output: Contribution to journalArticleAcademicpeer-review

Vancouver

van der Krogt H, Kouwijzer I, Klomp A, Meskers CGM, Arendzen JH, de Groot JH. Loss of selective wrist muscle activation in poststroke patients. Disability and Rehabilitation. 2019 Jan 11;1-9. https://doi.org/10.1080/09638288.2018.1509241


BibTeX

@article{028f3d9427d04dbe9723f3a7b6ffa458,
title = "Loss of selective wrist muscle activation in poststroke patients",
abstract = "Purpose: Loss of selective muscle activation after stroke contributes to impaired arm function, is difficult to quantify and is not systematically assessed yet. The aim of this study was to describe and validate a technique for quantification of selective muscle activation of wrist flexor and extensor muscles in a cohort of post-stroke patients. Patterns of selective muscle activation were compared to healthy volunteers and test-retest reliability was assessed. Materials and methods: Activation Ratios describe selective activation of a muscle during its expected optimal activation as agonist and antagonist. Activation Ratios were calculated from electromyography signals during an isometric maximal torque task in 31 post-stroke patients and 14 healthy volunteers. Participants with insufficient voluntary muscle activation (maximal electromyography signal <3SD higher than baseline) were excluded. Results: Activation Ratios at the wrist were reliably quantified (Intraclass correlation coefficients 0.77–0.78). Activation Ratios were significantly lower in post-stroke patients compared to healthy participants (p<0.05). Conclusion: Activation Ratios allow for muscle-specific quantification of selective muscle activation at the wrist in post-stroke patients. Loss of selective muscle activation may be a relevant determinant in assigning and evaluating therapy to improve functional outcome.",
author = "{van der Krogt}, Hanneke and Ingrid Kouwijzer and Asbj{\o}rn Klomp and Meskers, {Carel G.M.} and Arendzen, {J. Hans} and {de Groot}, {Jurriaan H.}",
year = "2019",
month = "1",
day = "11",
doi = "10.1080/09638288.2018.1509241",
language = "English",
pages = "1--9",
journal = "Disability and Rehabilitation",
issn = "0963-8288",
publisher = "Taylor & Francis Ltd",

}

RIS

TY - JOUR

T1 - Loss of selective wrist muscle activation in poststroke patients

AU - van der Krogt, Hanneke

AU - Kouwijzer, Ingrid

AU - Klomp, Asbjørn

AU - Meskers, Carel G.M.

AU - Arendzen, J. Hans

AU - de Groot, Jurriaan H.

PY - 2019/1/11

Y1 - 2019/1/11

N2 - Purpose: Loss of selective muscle activation after stroke contributes to impaired arm function, is difficult to quantify and is not systematically assessed yet. The aim of this study was to describe and validate a technique for quantification of selective muscle activation of wrist flexor and extensor muscles in a cohort of post-stroke patients. Patterns of selective muscle activation were compared to healthy volunteers and test-retest reliability was assessed. Materials and methods: Activation Ratios describe selective activation of a muscle during its expected optimal activation as agonist and antagonist. Activation Ratios were calculated from electromyography signals during an isometric maximal torque task in 31 post-stroke patients and 14 healthy volunteers. Participants with insufficient voluntary muscle activation (maximal electromyography signal <3SD higher than baseline) were excluded. Results: Activation Ratios at the wrist were reliably quantified (Intraclass correlation coefficients 0.77–0.78). Activation Ratios were significantly lower in post-stroke patients compared to healthy participants (p<0.05). Conclusion: Activation Ratios allow for muscle-specific quantification of selective muscle activation at the wrist in post-stroke patients. Loss of selective muscle activation may be a relevant determinant in assigning and evaluating therapy to improve functional outcome.

AB - Purpose: Loss of selective muscle activation after stroke contributes to impaired arm function, is difficult to quantify and is not systematically assessed yet. The aim of this study was to describe and validate a technique for quantification of selective muscle activation of wrist flexor and extensor muscles in a cohort of post-stroke patients. Patterns of selective muscle activation were compared to healthy volunteers and test-retest reliability was assessed. Materials and methods: Activation Ratios describe selective activation of a muscle during its expected optimal activation as agonist and antagonist. Activation Ratios were calculated from electromyography signals during an isometric maximal torque task in 31 post-stroke patients and 14 healthy volunteers. Participants with insufficient voluntary muscle activation (maximal electromyography signal <3SD higher than baseline) were excluded. Results: Activation Ratios at the wrist were reliably quantified (Intraclass correlation coefficients 0.77–0.78). Activation Ratios were significantly lower in post-stroke patients compared to healthy participants (p<0.05). Conclusion: Activation Ratios allow for muscle-specific quantification of selective muscle activation at the wrist in post-stroke patients. Loss of selective muscle activation may be a relevant determinant in assigning and evaluating therapy to improve functional outcome.

U2 - 10.1080/09638288.2018.1509241

DO - 10.1080/09638288.2018.1509241

M3 - Article

SP - 1

EP - 9

JO - Disability and Rehabilitation

JF - Disability and Rehabilitation

SN - 0963-8288

ER -

ID: 94817710