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dc.contributor.authorModesto, Karenina Arrais Guida-
dc.contributor.authorBastos, Júlia Aguillar Ivo-
dc.contributor.authorVaz, Marco Aurélio-
dc.contributor.authorDurigan, João Luiz Quagliotti-
dc.date.accessioned2023-10-19T14:30:58Z-
dc.date.available2023-10-19T14:30:58Z-
dc.date.issued2023-
dc.identifier.citationEffects of kilohertz frequency, burst duty cycle, and burst duration on evoked torque, perceived discomfort and muscle fatigue: a systematic review. American Journal of Physical Medicine & Rehabilitation, v. 102, n. 2, p 175-183, fev. 2023. DOI: 10.1097/PHM.0000000000001982.pt_BR
dc.identifier.urihttp://repositorio2.unb.br/jspui/handle/10482/46705-
dc.language.isoengpt_BR
dc.publisherWolters Kluwer Healthpt_BR
dc.rightsAcesso Restritopt_BR
dc.titleEffects of Kilohertz Effects of kilohertz frequency, burst duty cycle, and burst duration on evoked torque, perceived discomfort and muscle fatigue : a systematic reviewpt_BR
dc.typeArtigopt_BR
dc.subject.keywordEstimulação elétricapt_BR
dc.subject.keywordTorquept_BR
dc.subject.keywordFadiga muscularpt_BR
dc.identifier.doi10.1097/PHM.0000000000001982pt_BR
dc.description.abstract1Kilohertz-frequency alternating current is used to minimize muscle atrophy and muscle weakness and improve muscle performance. However, no systematic reviews have evaluated the best Kilohertz-frequency alternating current parameters for this purpose. We investigated the effects of the carrier frequency, burst duty cycles, and burst durations on evoked torque, perceived discomfort, and muscle fatigue. A search of eight data sources by two independent reviewers resulted in 13 peer-reviewed studies being selected, following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines, and rated using the PEDro scale to evaluate the methodological quality of the studies. Most studies showed that carrier frequencies up to 1 kHz evoked higher torque, while carrier frequencies between 2.5 and 5 kHz resulted in lower perceived discomfort. In addition, most studies showed that shorter burst duty cycles (10%–50%) induced higher evoked torque and lower perceived discomfort. Methodological quality scores ranged from 5 to 8 on the PEDro scale. We conclude that Kilohertz-frequency alternating current develops greater evoked torque for carrier frequencies between 1 and 2.5 kHz and burst duty cycles less than 50%. Lower perceived discomfort was generated using Kilohertz-frequency alternating currents between 2.5 and 5 kHz and burst duty cycles less than 50%.pt_BR
dc.description.unidadeFaculdade UnB Ceilândia (FCE)pt_BR
dc.description.unidadeCurso de Fisioterapia (FCE-FISIO)pt_BR
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