Respostas da frequência cardíaca durante o exercício isométrico de pacientes submetidos à reabilitação cardíaca fase III
dc.contributor | Catai, Aparecida Maria | |
dc.contributor | http://genos.cnpq.br:12010/dwlattes/owa/prc_imp_cv_int?f_cod=K4793978Y6 | |
dc.contributor | http://lattes.cnpq.br/2346902876883219 | |
dc.creator | Leite, Poliana Hernandes | |
dc.date.accessioned | 2009-10-16 | |
dc.date.accessioned | 2016-06-02T20:19:12Z | |
dc.date.available | 2009-10-16 | |
dc.date.available | 2016-06-02T20:19:12Z | |
dc.date.created | 2009-10-16 | |
dc.date.created | 2016-06-02T20:19:12Z | |
dc.date.issued | 2009-06-10 | |
dc.identifier | LEITE, Poliana Hernandes. Respostas da frequência cardíaca durante o exercício isométrico de pacientes submetidos à reabilitação cardíaca fase III. 2009. 51 f. Dissertação (Mestrado em Ciências Biológicas) - Universidade Federal de São Carlos, São Carlos, 2009. | |
dc.identifier | https://repositorio.ufscar.br/handle/ufscar/5254 | |
dc.description.abstract | Cardiovascular responses to different isometric contractions were evaluated in 12 patients (63 ± 11,6 years, mean ± dp) with coronary artery disease and/or risk factors, participants in the cardiac rehabilitation phase III. Heart rate variation (ΔHR) was evaluated during maximum (CVM, five and ten seconds in duration) and submaximal (CVSM, 30 and 60% of CVM-5, until muscle exhaustion) voluntary contraction, using a handgrip dynamometer. Additionally, the RMSSD (representative index of vagal modulation) was calculated at rest (precontraction), at the last 30 seconds of CVSM and recovery (post-contraction). ΔHR showed higher values in CVM CVM-10 vs-5 (17 ± 5,5 vs 12 ± 4,2 bpm, p <0.05) and the CVSM-60 vs CVSM -30 (19 ± 5,8 vs 15 ± 5,1 bpm, p <0.05). However, results for CVM-10 showed similar ΔHR compared to results for CVSM (p> 0.05). RMSSD at rest decreased (p <0.05) during CVSM-30 (30% = 28 ± 17 vs 13 ± 8 ms) and CVSM-60 (60% = 26 ± 18 vs 10 ± 4 ms), but returned to baseline values as the contraction was interrupted. In in patients with coronary artery disease and/or risk factors, low intensity isometric contraction, maintained over long periods of time, presents the same effect on the responses of HR, compared to a briefly high intensity or maximal isometric effort. | |
dc.publisher | Universidade Federal de São Carlos | |
dc.publisher | BR | |
dc.publisher | UFSCar | |
dc.publisher | Programa de Pós-Graduação em Fisioterapia - PPGFt | |
dc.rights | Acesso Aberto | |
dc.subject | Fisioterapia | |
dc.subject | Contração isométrica | |
dc.subject | Frequência cardíaca | |
dc.subject | Sistema cardiovascular - Doenças - Pacientes -Reabilitação | |
dc.subject | Controle autonômico | |
dc.subject | Isometric contraction | |
dc.subject | Heart rate | |
dc.subject | Cardiac rehabilitation | |
dc.subject | Autonomic control | |
dc.title | Respostas da frequência cardíaca durante o exercício isométrico de pacientes submetidos à reabilitação cardíaca fase III | |
dc.type | Tesis |