Physiological responses during walking in men and women with intermittent claudication
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Citações na Scopus
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Tipo de produção
article
Data de publicação
2023
Título da Revista
ISSN da Revista
Título do Volume
Editora
INST ISRAELITA ENSINO & PESQUISA ALBERT EINSTEIN
Autores
MIYASATO, Roberto Sanches
FELIX, Alex Jesus
ANDRADE-LIMA, Aluisio
SILVA, Natan Daniel da
RITTI-DIAS, Raphael Mendes
CORNELISSEN, Veronique
GOESSLER, Karla Fabiana
FORJAZ, Claudia Lucia de Moraes
Citação
EINSTEIN-SAO PAULO, v.21, article ID eAO0120, 8p, 2023
Resumo
Objective: Peak oxygen consumption (VO2peak), anaerobic threshold, walking economy, and cardiovascular responses during walking are used to guide and monitor walking training in patients with peripheral artery disease and intermittent claudication. Women with peripheral artery disease and intermittent claudication present greater impairments than men, and evaluating training markers according to sex for decisions regarding walking prescription in this population is important. This study aimed to compare VO2peak, walking economy, anaerobic threshold, and cardiovascular responses during walking in men and women with peripheral artery disease and intermittent claudication. Methods: Forty patients (20 men and 20 women with similar baseline characteristics) underwent a cardiopulmonary treadmill test (3.2km/h and 2% increase in slope every 2 minutes until maximal leg pain). The VO2 and rate-pressure product were assessed. Data from men and women were compared using t-tests. Results: There were no significant differences between men and women (VO2peak: 15.0 +/- 4.8 versus 13.9 +/- 2.9mL center dot kg-1 center dot min-1, p=0.38; walking economy: 9.6 +/- 2.7 versus 8.4 +/- 1.6mL center dot kg-1 center dot min-1, p=0.09; anaerobic threshold: 10.5 +/- 3.2 versus 10.5 +/- 2.2mL center dot kg-1 center dot min-1, p=0.98; rate pressure product at 1st stage: 13,465 +/- 2,910 versus 14,445 +/- 4,379bpm center dot mmHg, p=0.41; and rate pressure product at anaerobic threshold:13,673 +/- 3,100 versus 16,390 +/- 5,870bpm center dot mmHg, p=0.08 and rate pressure product at peak exercise: 21,253 +/- 6,141 versus 21,923 +/- 7,414bpm center dot mmHg, p=0.76, respectively). Conclusion: Men and women with peripheral artery disease and similar baseline characteristics presented similar responses to walking, suggesting that decisions regarding walking prescription and monitoring can be made regardless of sex in this specific population.
Palavras-chave
Peripheral arterial disease, Exercise, Oxygen consumption, Heart rate, Blood pressure
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