Motor variability in elicited repeated bout rate enhancement is associated with higher sample entropy

Anders Emanuelsen, Pascal Madeleine, Michael Voigt, Ernst Albin Hansen

Publikation: Bidrag til tidsskriftTidsskriftsartikelForskningpeer review

5 Downloads (Pure)

Abstract

Inthisstudyweinvestigatedmotorvariabilityinindividualswhoshowed(responders)andwho didnotshow(non-responders)abehaviouralphenomenontermedrepeatedboutrateenhancement.Thephenomenonischaracterizedbyanincreaseofthefreelychosenindexfingertapping rateduringthesecondoftwoconsecutivetappingbouts.Itwashypothesizedthatresponders wouldperform(i)tappingwithalowermagnitude,butmorecomplexstructureofvariability thannon-respondersand(ii)bout2withalowermagnitudeandincreasedcomplexityof variabilitythanbout1,asopposedtonon-responders.Individuals(n=102)performedtwo3mintappingboutsseparatedby10minrest.Kineticandkinematicrecordingswereperformed. Standarddeviation(SD),coefficientofvariation(CV),andsampleentropy(SaEn),representing magnitudeandcomplexityofvariability,werecomputed.Forresponders,SaEnofverticaldisplacementoftheindexfingerwashigherthanfornon-responders(p=.046).Further,SaEnof verticalforceandverticaldisplacementwashigherinbout2thaninbout1forresponders (p
OriginalsprogEngelsk
Artikelnummer102520
TidsskriftHuman Movement Science
Vol/bind68
Antal sider11
ISSN0167-9457
DOI
StatusUdgivet - dec. 2019
Udgivet eksterntJa

Fingeraftryk

Dyk ned i forskningsemnerne om 'Motor variability in elicited repeated bout rate enhancement is associated with higher sample entropy'. Sammen danner de et unikt fingeraftryk.

Citationsformater