Normalising surface EMG of ten upper-extremity muscles in handcycling: Manual resistance vs. sport-specific MVICs

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@article{d6f014f46bdf40f0a42162072e03a6b1,
title = "Normalising surface EMG of ten upper-extremity muscles in handcycling: Manual resistance vs. sport-specific MVICs",
abstract = "Muscular activity in terms of surface electromyography (sEMG) is usually normalised to maximal voluntary isometric contractions (MVICs). This study aims to compare two different MVIC-modes in handcycling and examine the effect of moving average window-size. Twelve able-bodied male competitive triathletes performed ten MVICs against manual resistance and four sport-specific trials against fixed cranks. sEMG of ten muscles [M. trapezius (TD); M. pectoralis major (PM); M. deltoideus, Pars clavicularis (DA); M. deltoideus, Pars spinalis (DP); M. biceps brachii (BB); M. triceps brachii (TB); forearm flexors (FC); forearm extensors (EC); M. latissimus dorsi (LD) and M. rectus abdominis (RA)] was recorded and filtered using moving average window-sizes of 150, 200, 250 and 300 ms. Sport-specific MVICs were higher compared to manual resistance for TB, DA, DP and LD, whereas FC, TD, BB and RA demonstrated lower values. PM and EC demonstrated no significant difference between MVIC-modes. Moving average window-size had no effect on MVIC outcomes. MVIC-mode should be taken into account when normalised sEMG data are illustrated in handcycling. Sport-specific MVICs seem to be suitable for some muscles (TB, DA, DP and LD), but should be augmented by MVICs against manual/mechanical resistance for FC, TD, BB and RA.… ",
keywords = "Electromyography, Handbike, Maximal voluntary contraction, Muscular activity, Paralympic sport",
author = "Quittmann, {Oliver Jan} and Joshua Meskemper and Kirsten Albracht and Thomas Abel and Tina Foitschik and Str{\"u}der, {Heiko Klaus}",
year = "2020",
month = apr,
day = "1",
doi = "10.1016/j.jelekin.2020.102402",
language = "English",
volume = "51",
journal = "Journal of electromyography and kinesiology : official journal of the International Society of Electrophysiological Kinesiology",
issn = "1050-6411",
publisher = "Elsevier Limited",

}

RIS

TY - JOUR

T1 - Normalising surface EMG of ten upper-extremity muscles in handcycling

T2 - Manual resistance vs. sport-specific MVICs

AU - Quittmann, Oliver Jan

AU - Meskemper, Joshua

AU - Albracht, Kirsten

AU - Abel, Thomas

AU - Foitschik, Tina

AU - Strüder, Heiko Klaus

PY - 2020/4/1

Y1 - 2020/4/1

N2 - Muscular activity in terms of surface electromyography (sEMG) is usually normalised to maximal voluntary isometric contractions (MVICs). This study aims to compare two different MVIC-modes in handcycling and examine the effect of moving average window-size. Twelve able-bodied male competitive triathletes performed ten MVICs against manual resistance and four sport-specific trials against fixed cranks. sEMG of ten muscles [M. trapezius (TD); M. pectoralis major (PM); M. deltoideus, Pars clavicularis (DA); M. deltoideus, Pars spinalis (DP); M. biceps brachii (BB); M. triceps brachii (TB); forearm flexors (FC); forearm extensors (EC); M. latissimus dorsi (LD) and M. rectus abdominis (RA)] was recorded and filtered using moving average window-sizes of 150, 200, 250 and 300 ms. Sport-specific MVICs were higher compared to manual resistance for TB, DA, DP and LD, whereas FC, TD, BB and RA demonstrated lower values. PM and EC demonstrated no significant difference between MVIC-modes. Moving average window-size had no effect on MVIC outcomes. MVIC-mode should be taken into account when normalised sEMG data are illustrated in handcycling. Sport-specific MVICs seem to be suitable for some muscles (TB, DA, DP and LD), but should be augmented by MVICs against manual/mechanical resistance for FC, TD, BB and RA.…

AB - Muscular activity in terms of surface electromyography (sEMG) is usually normalised to maximal voluntary isometric contractions (MVICs). This study aims to compare two different MVIC-modes in handcycling and examine the effect of moving average window-size. Twelve able-bodied male competitive triathletes performed ten MVICs against manual resistance and four sport-specific trials against fixed cranks. sEMG of ten muscles [M. trapezius (TD); M. pectoralis major (PM); M. deltoideus, Pars clavicularis (DA); M. deltoideus, Pars spinalis (DP); M. biceps brachii (BB); M. triceps brachii (TB); forearm flexors (FC); forearm extensors (EC); M. latissimus dorsi (LD) and M. rectus abdominis (RA)] was recorded and filtered using moving average window-sizes of 150, 200, 250 and 300 ms. Sport-specific MVICs were higher compared to manual resistance for TB, DA, DP and LD, whereas FC, TD, BB and RA demonstrated lower values. PM and EC demonstrated no significant difference between MVIC-modes. Moving average window-size had no effect on MVIC outcomes. MVIC-mode should be taken into account when normalised sEMG data are illustrated in handcycling. Sport-specific MVICs seem to be suitable for some muscles (TB, DA, DP and LD), but should be augmented by MVICs against manual/mechanical resistance for FC, TD, BB and RA.…

KW - Electromyography

KW - Handbike

KW - Maximal voluntary contraction

KW - Muscular activity

KW - Paralympic sport

UR - https://www.sciencedirect.com/science/article/abs/pii/S1050641120300171

UR - https://www.mendeley.com/catalogue/1d5c5892-12ed-34cb-aec9-56d38d1ba4e7/

U2 - 10.1016/j.jelekin.2020.102402

DO - 10.1016/j.jelekin.2020.102402

M3 - Journal articles

VL - 51

JO - Journal of electromyography and kinesiology : official journal of the International Society of Electrophysiological Kinesiology

JF - Journal of electromyography and kinesiology : official journal of the International Society of Electrophysiological Kinesiology

SN - 1050-6411

M1 - 102402

ER -

ID: 5135223