This pilot study will evaluate the short-term (3 months) and long-term (6 months) effectiveness of a high-intensity interval training (HIIT) program in improving cognitive function and self-efficacy in individuals with PD.
Participants will be assigned to either the HIIT group, which will engage in 3 classes per week, or a standard-of-care control group, which will include people who will continue their standard care and usual physical activities but do not plan on partaking in additional structured exercise interventions for 3 months (except for physical and occupational therapy if medically necessary). Cognitive functions will be measured using standardized tests (Stroop, Trail Making Test-B (TMT-B), verbal fluency (using letters F-A-S), and Repeatable Battery for the Assessment of Neuropsychological Status (RBANS)), alongside assessing subjective ratings of daily cognitive function using the Neuro Quality of Life - Cognitive Function (Neuro-QoL CF) survey. Secondary outcomes will include self-efficacy measures, specifically regarding goal achievement, managing emotions and daily activities. We will also aim to obtain brain functional MRI (fMRI) and neuromelanin-sensitive MRI (NM-MRI) data from a subset of participants to measure the brain effects of HIIT as exploratory outcomes.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
30
HIIT will include aerobic, strength, and balance exercises and boxing
Yale University
New Haven, Connecticut, United States
Quality of Life in Neurological Disorders (Neuro-QoL) cognitive function survey
Subjective measures of cognitive functioning in daily life. It captures aspects of cognitive functioning such as attention, memory, and executive function. The average T-score is 50. Higher score indicates better performance.
Time frame: 3 months and 6 months
Executive function composite T-score
Average T-scores of Trail Making Test-B, Stroop, and F-A-S verbal fluency test that are used to test executive functions. The average T-score is 50. Higher score indicates better performance.
Time frame: 3 months and 6 months
Repeatable Battery for the Assessment of Neuropsychological Status (RBANS) memory domain index score
Examines verbal and visual memory performance and calculates an index score (range: 40-160). Higher score indicates better performance.
Time frame: 3 months and 6 months
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