I got nothing out of this that could help survivors recover. My cardiopulmonary responses would have been excellent, I was in that good of shape. I don't believe that I ever did the six minute walk test. My therapists never pushed me hard enough to increase my heart rate, they were afraid.
Cardiopulmonary responses during clinical and laboratory gait assessments in people with chronic stroke
Physical Therapy , Volume 99(1) , Pgs. 86-97.NARIC Accession Number: J80630. What's this?
ISSN: 0031-9023.
Author(s): Woodward, Jane L.; Connolly, Mark; Hennessy, Patrick W.; Holleran, Carey L.; Mahtani, Gordhan B.; Brazg, Gabrielle; Fahey, Meghan; Maganti, Kameswari; Hornby, T. George.
Project Number: H133B031127.
Publication Year: 2019.
Number of Pages: 12.
Abstract:
Study examined cardiorespiratory responses during assessments of walking function, including the 6-Minute Walk Test (6MWT) and graded exercise tests (GXTs), and evaluated their associations with demographic or clinical characteristics in individuals with chronic stroke. Cardiorespiratory responses and heart rate (HR) measures were collected during 6MWTs at self-selected velocity and fastest velocity (FV), and during GXTs. Specific metabolic measures include the rate of oxygen consumption (VO2) and the respiratory exchange ratio. Secondary assessments included the lower-extremity Fugl-Meyer Assessment, Functional Gait Assessment, gait speeds, and daily stepping activity. Correlation and regression analyses were used to evaluate associations between locomotor performance, cardiorespiratory responses, and clinical and demographic characteristics. Average HRs during 6MWT-FV were 72 to 76 percent of the age-predicted maximum (HRmax), with 20 percent of participants exceeding 85 percent of predicted HRmax. When normalized to HRs during GXTs, HRs during 6MWT-FV were 86 to 88 percent of observed HRmax. Primary predictors of increased HRs during 6MWTs were resting HR, body mass index, and daily stepping. Distance during 6MWT-FV was a significant predictor of VO2peak in combination with other variables. Electrocardiographic abnormalities were observed in >80 percent of participants at rest and 31 percent demonstrated distinct abnormalities during GXTs, which were not related to 6MWT or GXT performance. Results indicated that cardiac responses were higher than anticipated during 6MWTs and often exceeded recommended HR thresholds. These findings suggest that clinicians should closely monitor cardiorespiratory responses during 6MWTs.Descriptor Terms: AMBULATION, CARDIOPULMONARY FUNCTION, CARDIOVASCULAR FUNCTION, CLIENT CHARACTERISTICS, DEMOGRAPHICS, EXERCISE, MEDICAL ASPECTS, MOTOR SKILLS, PHYSICAL THERAPY, STROKE.
Can this document be ordered through NARIC's document delivery service*?: Y.
Citation: Woodward, Jane L., Connolly, Mark, Hennessy, Patrick W., Holleran, Carey L., Mahtani, Gordhan B., Brazg, Gabrielle, Fahey, Meghan, Maganti, Kameswari, Hornby, T. George. (2019). Cardiopulmonary responses during clinical and laboratory gait assessments in people with chronic stroke. Physical Therapy , 99(1), Pgs. 86-97. Retrieved 4/24/2019, from REHABDATA database.
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