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A comparison of experimental and analytical procedures to measure passive drag in human swimming

dc.contributor.authorBarbosa, Tiago M.
dc.contributor.authorMorais, J.E.
dc.contributor.authorForte, Pedro
dc.contributor.authorNeiva, Henrique P.
dc.contributor.authorGarrido, Nuno D.
dc.contributor.authorMarinho, D.A.
dc.date.accessioned2016-03-17T15:07:46Z
dc.date.available2016-03-17T15:07:46Z
dc.date.issued2015
dc.description.abstractThe aim of this study was to compare the swimming hydrodynamics assessed with experimental and analytical procedures, as well as, to learn about the relative contributions of the friction drag and pressure drag to total passive drag. Sixty young talented swimmers (30 boys and 30 girls with 13.59±0.77 and 12.61±0.07 years-old, respectively) were assessed. Passive drag was assessed with inverse dynamics of the gliding decay speed. The theoretical modeling included a set of analytical procedures based on naval architecture adapted to human swimming. Linear regression models between experimental and analytical procedures showed a high correlation for both passive drag (Dp = 0.777*Df+pr; R2 = 0.90; R2a = 0.90; SEE = 8.528; P<0.001) and passive drag coefficient (CDp = 1.918*CDf+pr; R2 = 0.96; R2a = 0.96; SEE = 0.029; P<0.001). On average the difference between methods was -7.002N (95%CI: -40.480; 26.475) for the passive drag and 0.127 (95%CI: 0.007; 0.247) for the passive drag coefficient. The partial contribution of friction drag and pressure drag to total passive drag was 14.12±9.33% and 85.88±9.33%, respectively. As a conclusion, there is a strong relationship between the passive drag and passive drag coefficient assessed with experimental and analytical procedures. The analytical method is a novel, feasible and valid way to gather insight about one's passive drag during training and competition. Analytical methods can be selected not only to perform race analysis during official competitions but also to monitor the swimmer's status on regular basis during training sessions without disrupting or time-consuming procedures.pt_PT
dc.identifier.citationBarbosa, Tiago M.; Morais, J.E.; Forte, Pedro Miguel Gomes; Neiva, H.; Garrido, N.; Marinho; D.A. (2015). A comparison of experimental and analytical procedures to measure passive drag in human swimming. Plos One. ISSN 1932-6203. 10:7pt_PT
dc.identifier.doi10.1371/journal.pone.0130868pt_PT
dc.identifier.issn1932-6203
dc.identifier.urihttp://hdl.handle.net/10198/12798
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherPublic Library Sciencept_PT
dc.relationESTUDO DO EFEITO DE DIFERENTES TIPOS DE AQUECIMENTO NO RENDIMENTO ESPECÍFICO EM NATAÇÃO PURA DESPORTIVA
dc.relationAVALIAÇÃO LONGITUDINAL DA PERFORMANCE EM NATAÇÃO PURA DESPORTIVA
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.titleA comparison of experimental and analytical procedures to measure passive drag in human swimmingpt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.awardTitleESTUDO DO EFEITO DE DIFERENTES TIPOS DE AQUECIMENTO NO RENDIMENTO ESPECÍFICO EM NATAÇÃO PURA DESPORTIVA
oaire.awardTitleAVALIAÇÃO LONGITUDINAL DA PERFORMANCE EM NATAÇÃO PURA DESPORTIVA
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/FARH/SFRH%2FBD%2F74950%2F2010/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT//SFRH%2FBD%2F76287%2F2011/PT
oaire.citation.issue7pt_PT
oaire.citation.titlePlos Onept_PT
oaire.citation.volume10pt_PT
oaire.fundingStreamFARH
person.familyNameBarbosa
person.familyNameMorais
person.familyNameForte
person.givenNameTiago M.
person.givenNameJ. E.
person.givenNamePedro
person.identifier867179
person.identifier.ciencia-id8B11-BDC4-F6FF
person.identifier.ciencia-idAA12-BF58-EE60
person.identifier.ciencia-id351B-B16B-79C7
person.identifier.orcid0000-0001-7071-2116
person.identifier.orcid0000-0002-6885-0648
person.identifier.orcid0000-0003-0184-6780
person.identifier.scopus-author-id10044856400
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsopenAccesspt_PT
rcaap.typearticlept_PT
relation.isAuthorOfPublication941a6f14-cfba-458a-a2e3-0cbd1846cd42
relation.isAuthorOfPublication80b13e62-254d-4d46-ad90-8b509ab523a8
relation.isAuthorOfPublication3ecc6d1b-07a4-40d7-81f4-df6fd7b3d5b0
relation.isAuthorOfPublication.latestForDiscovery3ecc6d1b-07a4-40d7-81f4-df6fd7b3d5b0
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