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Effecten van HIIT op het botmetabolisme bij personen met een chronische beroerte

17 september 2026 bijgewerkt door: The Hong Kong Polytechnic University

Effecten van intervaltraining met hoge intensiteit op het botmetabolisme bij personen met een chronische beroerte: een proof-of-concept, gerandomiseerde gecontroleerde studie

Objectives: To investigate the effects of high-intensity interval training (HIIT) on musculoskeletal fitness in chronic stroke survivors.

Hypothesis to be tested: HIIT, performed on a recumbent stepper, will significantly enhance muscle power in chronic stroke survivors when compared with moderate-intensity continuous training (MICT) Design and subjects: Assessor-blinded, stratified, randomised, placebo-controlled clinical trial involving eligible 66 chronic stroke survivors.

Interventions: Participants will be randomly allocated to one of three groups: the HIIT group, the MICT group, or a stretching group (active control). Each group will attend sessions three times per week for 12 consecutive weeks, totaling 36 training sessions.

Main outcome measures: Assessments will be conducted at baseline, at mid-term of the intervention (week 6), at the end of the intervention (week 12), and at a 12-week follow-up (week 24). The primary outcome measure will be muscle power. Secondary outcome measures will include muscle strength, body composition, biomarkers, motor function, balance function, cardiorespiratory response, and psychosocial response.

Studie Overzicht

Toestand

Werving

Conditie

Interventie / Behandeling

Studietype

Ingrijpend

Inschrijving (Geschat)

66

Fase

  • Niet toepasbaar

Contacten en locaties

In dit gedeelte vindt u de contactgegevens van degenen die het onderzoek uitvoeren en informatie over waar dit onderzoek wordt uitgevoerd.

Studiecontact

Studie Contact Back-up

Studie Locaties

Deelname Criteria

Onderzoekers zoeken naar mensen die aan een bepaalde beschrijving voldoen, de zogenaamde geschiktheidscriteria. Enkele voorbeelden van deze criteria zijn iemands algemene gezondheidstoestand of eerdere behandelingen.

Geschiktheidscriteria

Leeftijden die in aanmerking komen voor studie

50 jaar tot 80 jaar (Volwassen, Oudere volwassene)

Accepteert gezonde vrijwilligers

Nee

Geslachten die in aanmerking komen voor studie

Allemaal

Beschrijving

Inclusion criteria:

  • Men and postmenopausal women aged 50-80 years
  • 1-5 years following the first-ever stroke confirmed by magnetic resonance imaging or computed tomography
  • Able to walk 10 meters independently with or without a walking aid
  • Class I or II according to the New York Heart Association Functional Classification (no limitation or slight limitation of physical activity due to symptoms during ordinary physical activity)

Exclusion criteria:

  • Presence of other neurological comorbidities, significant liver or renal diseases, thyroid or parathyroid diseases, rheumatoid arthritis, or a fracture within the past 6 months
  • Undergoing osteoporosis treatments within the past 3 years, use of oral corticosteroids for more than 3 months within the past year, or botulinum toxin injections in the paretic lower limb within the past 6 months
  • Participation in ongoing stroke rehabilitation services or structured exercise programme
  • Cognitive or communication issues that could limit the ability to follow instructions
  • Contraindications to HIIT, graded exercise testing, or failure to pass medical clearance from a specialist

Studie plan

Dit gedeelte bevat details van het studieplan, inclusief hoe de studie is opgezet en wat de studie meet.

Hoe is de studie opgezet?

Ontwerpdetails

  • Primair doel: Behandeling
  • Toewijzing: Gerandomiseerd
  • Interventioneel model: Parallelle opdracht
  • Masker: Enkel

Wapens en interventies

Deelnemersgroep / Arm
Interventie / Behandeling
Experimenteel: High-intensity interval training

The HIIT session will consist of a 3-minute warm-up, a 20-minute main exercise, and a 2-minute cool-down. The main exercise for HIIT will include ten high-intensity intervals, interspersed with ten low-intensity intervals.
Gedragsmatig: High-intensity Interval Training

There will be three sessions per week for 12 consecutive weeks, totaling 36 training sessions.
Actieve vergelijker: Moderate-intensity continuous training

The MICT session will consist of a 3-minute warm-up, a main exercise that approximately matches the total workload of the HIIT session (lasting about 30 minutes), and a 2-minute cool-down. The intensity during the main exercise for MICT will remain below the vigorous level by progressively adjusting the workload throughout the intervention period.
Gedragsmatig: Moderate-Intensity Continuous Training

There will be three sessions per week for 12 consecutive weeks, totaling 36 training sessions.
Actieve vergelijker: Stretching

The stretching group will receive 25 minutes of whole-body stretching.
Gedragsmatig: Stretching

There will be three sessions per week for 12 consecutive weeks, totaling 36 training sessions.

Wat meet het onderzoek?

Primaire uitkomstmaten

Uitkomstmaat
Maatregel Beschrijving
Tijdsspanne
Change from Baseline in Muscle Power at Week 12
Tijdsspanne: Baseline and Week 12

Muscle power (watt) of knee extensors on both the paretic and nonparetic sides will be measured using the isokinetic dynamometer.

Change=(Week 12 Level - Baseline Level)
Baseline and Week 12

Secundaire uitkomstmaten

Uitkomstmaat
Maatregel Beschrijving
Tijdsspanne
Change from Baseline in Muscle Power at Week 24
Tijdsspanne: Baseline and Week 24

Muscle power (watt) of knee extensors on both the paretic and nonparetic sides will be measured using the isokinetic dynamometer. Change=(Week 24 Level - Baseline Level)
Baseline and Week 24
Change from Baseline in Muscle Strength (Nm) at Week 12
Tijdsspanne: Baseline and Week 12

Muscle strength (Nm) of knee extensors on both the paretic and nonparetic sides will be measured using the isokinetic dynamometer.

Change=(Week 12 Level - Baseline Level)
Baseline and Week 12
Change from Baseline in Muscle Strength (Nm) at Week 24
Tijdsspanne: Baseline and Week 24

Muscle strength (Nm) of knee extensors on both the paretic and nonparetic sides will be measured using the isokinetic dynamometer.

Change=(Week 24 Level - Baseline Level)
Baseline and Week 24
Change from Baseline in Muscle Strength (kg) at Week 12
Tijdsspanne: Baseline and Week 12

Handgrip strength (kg) on both sides will be measured using a handheld dynamometer.

Change=(Week 12 Level - Baseline Level)
Baseline and Week 12
Change from Baseline in Muscle Strength (kg) at Week 24
Tijdsspanne: Baseline and Week 24

Handgrip strength (kg) on both sides will be measured using a handheld dynamometer.

Change=(Week 24 Level - Baseline Level)
Baseline and Week 24
Change from Baseline in Body Composition (kg) at Week 12
Tijdsspanne: Baseline and Week 12

Whole-body skeletal muscle mass (kg), bone mineral content (kg), fat mass (kg), and segmental lean mass (kg) will be measured using bioelectrical impedance analysis (BIA).

Change=(Week 12 Level - Baseline Level)
Baseline and Week 12
Change from Baseline in Body Composition (kg) at Week 24
Tijdsspanne: Baseline and Week 24

Whole-body skeletal muscle mass (kg), bone mineral content (kg), fat mass (kg), and segmental lean mass (kg) will be measured using bioelectrical impedance analysis (BIA).

Change=(Week 24 Level - Baseline Level)
Baseline and Week 24
Change from Baseline in Body Composition (%) at Week 12
Tijdsspanne: Baseline and Week 12

Body fat percentage (%) will be measured using bioelectrical impedance analysis (BIA).

Change=(Week 12 Level - Baseline Level)
Baseline and Week 12
Change from Baseline in Body Composition (%) at Week 24
Tijdsspanne: Baseline and Week 24

Body fat percentage (%) will be measured using bioelectrical impedance analysis (BIA).

Change=(Week 24 Level - Baseline Level)
Baseline and Week 24
Change from Baseline in Biomarkers at Week 12
Tijdsspanne: Baseline and Week 12

Volume-corrected serum concentration (mg/dL) of myokines, bone markers, pro-inflammatory markers, biomarkers of oxidative stress will be measured using enzyme-linked immunosorbent assay (ELISA) kits.

Change=(Week 12 Level - Baseline Level)
Baseline and Week 12
Change from Baseline in Biomarkers at Week 6
Tijdsspanne: Baseline and Week 6

Volume-corrected serum concentration (mg/dL) of myokines, bone markers, pro-inflammatory markers, biomarkers of oxidative stress will be measured using enzyme-linked immunosorbent assay (ELISA) kits.

Change=(Week 6 Level - Baseline Level)
Baseline and Week 6
Change from Baseline in Motor Function at Week 12
Tijdsspanne: Baseline and Week 12

Fugl-Meyer Motor Assessment (FMA) will be used to assess the degree of motor recovery of the hemiparetic upper (range: 0-66) and lower limbs (range: 0-34). Higher scores are indicative of better motor recovery. Short Physical Performance Battery (SPPB) will be used to assess the physical performance, including 5-times sit-to-stand, balance tests (side-by-side-stand, semi-tandem stand, and tandem stand), and gait speed.

Change=(Week 12 Score- Baseline Score)
Baseline and Week 12
Change from Baseline in Motor Function at Week 24
Tijdsspanne: Baseline and Week 24

Fugl-Meyer Motor Assessment (FMA) will be used to assess the degree of motor recovery of the hemiparetic upper (range: 0-66) and lower limbs (range: 0-34). Higher scores are indicative of better motor recovery. Short Physical Performance Battery (SPPB) will be used to assess the physical performance, including 5-times sit-to-stand, balance tests (side-by-side-stand, semi-tandem stand, and tandem stand), and gait speed.

Change=(Week 24 Score- Baseline Score)
Baseline and Week 24
Change from Baseline in Motor Function (meters) at Week 12
Tijdsspanne: Baseline and Week 12

The 6-minute walk test (6MWT) will be used to measure walking endurance and capacity. The total distance walked in meters during the test will be recorded.

Change=(Week 12 distance - Baseline distance)
Baseline and Week 12
Change from Baseline in Motor Function (meters) at Week 24
Tijdsspanne: Baseline and Week 24

The 6-minute walk test (6MWT) will be used to measure walking endurance and capacity. The total distance walked in meters during the test will be recorded.

Change=(Week 24 distance - Baseline distance)
Baseline and Week 24
Change from Baseline in Balance Function at Week 12
Tijdsspanne: Baseline and Week 12

Balance performance will be assessed using the Mini Balance Evaluation Systems Test (range: 0-28). Higher scores are indicative of better balance performance. Fear of falling will be assessed using the Chinese version of the Activities-Specific Balance Confidence Scale (range: 0-100). Higher scores are indicative of higher balance confidence.

Change=(Week 12 Score- Baseline Score)
Baseline and Week 12
Change from Baseline in Balance Function at Week 24
Tijdsspanne: Baseline and Week 24

Balance performance will be assessed using the Mini Balance Evaluation Systems Test (range: 0-28). Higher scores are indicative of better balance performance. Fear of falling will be assessed using the Chinese version of the Activities-Specific Balance Confidence Scale (range: 0-100). Higher scores are indicative of higher balance confidence.

Change=(Week 24 Score- Baseline Score)
Baseline and Week 24
Change from Baseline in Cardiopulmonary Response at Week 12
Tijdsspanne: Baseline and Week 12

Peak oxygen uptake (VO2peak) will be measured using a graded exercise test (GXT). The GXT will be conducted following a well-validated protocol that on a whole-body recumbent stepper to assess cardiopulmonary function in stroke patients.

Change=(Week 12 VO2peak - Baseline VO2peak)
Baseline and Week 12
Change from Baseline in Cardiopulmonary Response at Week 24
Tijdsspanne: Baseline and Week 24

Peak oxygen uptake (VO2peak) will be measured using a graded exercise test (GXT). The GXT will be conducted following a well-validated protocol that on a whole-body recumbent stepper to assess cardiopulmonary function in stroke patients.

Change=(Week 24 VO2peak - Baseline VO2peak)
Baseline and Week 24
Change from Baseline in Psychosocial Responses at Week 12
Tijdsspanne: Baseline and Week 12

Post-stroke fatigue will be assessed using the Fatigue Severity Scale (range: 1-7). Higher scores are indicative of more severe fatigue.

Health-related quality of life will be assessed using 12-Item Short Form Health Survey (range: 0-100). Higher scores are indicative of better quality of life.

Exercise enjoyment will be assessed by the Physical Activity Enjoyment Scale and Behavioural Regulation Exercise Questionnaire-3 (range: 0-400). Higher scores indicate a higher exercise enjoyment level.

Motivation for exercise will be assessed using the Behavioural Regulation Exercise Questionnaire-3 (range: 0-96). Higher scores indicate more motivation to exercise. A semi-structured interview will be additionally conducted at the end of the intervention (week 12) to explore the experiences of HIIT in stroke patients.

Change=(Week 12 Score - Baseline Score)
Baseline and Week 12
Change from Baseline in Psychosocial Responses at Week 24
Tijdsspanne: Baseline and Week 24

Post-stroke fatigue will be assessed using the Fatigue Severity Scale (range: 1-7). Higher scores are indicative of more severe fatigue.

Health-related quality of life will be assessed using 12-Item Short Form Health Survey (range: 0-100). Higher scores are indicative of better quality of life.

Exercise enjoyment will be assessed by the Physical Activity Enjoyment Scale and Behavioural Regulation Exercise Questionnaire-3 (range: 0-400). Higher scores indicate a higher exercise enjoyment level.

Motivation for exercise will be assessed using the Behavioural Regulation Exercise Questionnaire-3 (range: 0-96). Higher scores indicate more motivation to exercise. A semi-structured interview will be additionally conducted at the end of the intervention (week 12) to explore the experiences of HIIT in stroke patients.

Change=(Week 24 Score - Baseline Score)
Baseline and Week 24

Medewerkers en onderzoekers

Hier vindt u mensen en organisaties die betrokken zijn bij dit onderzoek.

Sponsor

The Hong Kong Polytechnic University

Studie record data

Deze datums volgen de voortgang van het onderzoeksdossier en de samenvatting van de ingediende resultaten bij ClinicalTrials.gov. Studieverslagen en gerapporteerde resultaten worden beoordeeld door de National Library of Medicine (NLM) om er zeker van te zijn dat ze voldoen aan specifieke kwaliteitscontrolenormen voordat ze op de openbare website worden geplaatst.

Bestudeer belangrijke data

Studie start (Werkelijk)

20 augustus 2024

Primaire voltooiing (Geschat)

5 augustus 2027

Studie voltooiing (Geschat)

5 augustus 2027

Studieregistratiedata

Eerst ingediend

30 juli 2024

Eerst ingediend dat voldeed aan de QC-criteria

14 augustus 2024

Eerst geplaatst (Werkelijk)

15 augustus 2024

Updates van studierecords

Laatste update geplaatst (Werkelijk)

21 september 2026

Laatste update ingediend die voldeed aan QC-criteria

17 september 2026

Laatst geverifieerd

1 september 2025

Meer informatie

Termen gerelateerd aan deze studie

Aanvullende relevante MeSH-voorwaarden

Andere studie-ID-nummers

  • HSEARS20230720002

Informatie over medicijnen en apparaten, studiedocumenten

Bestudeert een door de Amerikaanse FDA gereguleerd geneesmiddel

Nee

Bestudeert een door de Amerikaanse FDA gereguleerd apparaatproduct

Nee

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