Evaluate and compare the health benefits of an at home exercise program using functional electrical stimulation (FES) for lower extremity exercise with diet versus a diet alone group in adults with spinal cord injury.
The purpose of this proposal is to evaluate and compare the health benefits of home-based functional electrical stimulation leg cycle ergometry plus diet (HBFESLCE + Diet) to home-based (HB) Diet alone. This is a randomized, baseline-controlled, prospective, interventional trial to assess the impact of a 16-week exercise and/or diet intervention on selected fitness parameters in adults with high SCI. Primary outcome measures will include body composition by iDXA, insulin sensitivity, glucose effectiveness and BMR, while secondary outcomes will include lower extremity BMC and density, lipid profiles, and hsCRP determined before and after the 16-week interventions. Subjects will be randomly assigned to either HBFES LCE + Diet on an RT300 ergometer or Home-based (HB) Diet Alone intervention. Both groups will be routinely monitored via telemedicine while at home.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
26
Exercise training will consist of three to five, 40-67 minute sessions (200 minutes at target intensity) each week for a total of 16 weeks at 70% maximal heart rate; 10-minute warm-up and cool-down sessions will accompany each exercise session.
An individualized, detailed dietary plan consistent with My Healthy Plate Dietary Guidelines of America will be followed under supervision of Registered Dietitian with weekly telemedicine conferences and monitored dietary intake via MyFitnessPal.
University of Miami
Miami, Florida, United States
Percent Body Fat Assessed by DXA at Baseline and 21 Weeks
Percent body fat will be assessed in percentage using Dual Energy x-ray absorbency (DXA). Assessments will be conducted at baseline and at 21 weeks to evaluate changes in body composition over time.
Time frame: Baseline, 21 weeks
Fat Free Mass
Body composition will be assessed using Dual-Energy X-ray Absorptiometry (DXA), which provides precise measurements of both absolute fat mass (FM) and absolute fat-free mass (FFM) in kilograms. FFM represents a distinct component of total body mass and will be used to evaluate lean tissue (i.e.,FFM) over time.
Time frame: Baseline, 21 weeks
Change in Insulin Sensitivity (Si)
Insulin Sensitivity will be measured using intravenous glucose tolerance test (IVGTT)
Time frame: Baseline, 21 weeks
Change in Glucose Effectiveness (Sg)
Glucose Effectiveness will be measured using IVGTT
Time frame: Baseline, 21 weeks
Change in Basal Metabolic Rate (BMR)
BMR will be measured by indirect calorimetry
Time frame: Baseline, 21 weeks
High Density Lipoprotein Cholesterol (HDL-C)
HDL-C will be measured from blood serum samples
Time frame: Baseline, 21 weeks
Change in Total Cholesterol : HDL-C Ratio
Total Cholesterol HDL-C ratio will be calculated from blood serum samples reported as a numeric value, representing the ratio of Total Cholesterol to HDL-C.
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Time frame: Baseline, 21 weeks
C-Reactive Protein (hsCRP)
hsCRP will be measured from blood serum samples
Time frame: Baseline, 21 weeks
Lower Extremity Bone Mineral Density (BMD) - Femur
The changes in Bone Mineral Density will be measured using DXA scan
Time frame: Baseline, 21 weeks