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Cerebral PalsyNCT02319122

A Prospective Study of Two Home Based Muscle Strengthening Programs for Children With Cerebral Palsy

A study testing High Intensity Interval Training and Progressive Resistance Training in people with Cerebral Palsy, run by Svehlik Martin, MD PhD at 1 site in Austria.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The aim of this randomized, stratified, single-blinded study is to compare two home based strength-training protocols (High Intensity Interval Training and Progressive Resistance Training) and their effects on muscle strength, gait and aerobic and anaerobic capacity in children with cerebral palsy. Read more about this study

Who is it for?
Ages 8 to 16 years
Conditions the study is for
Cerebral Palsy
What is being tested?
High Intensity Interval Training and Progressive Resistance Training
Could I receive a placebo?
No, everyone receives an active treatment
How many people
22 participants
Where
1 siteAustria
Study dates
Jan 2015to 14 Jul 2017
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 8 to 16 years
  • All sexes
  • No healthy volunteers
  • Child

Who may be able to join

  • Ambulatory children with unilateral or bilateral spastic cerebral palsy
  • Age between 8-16 years
  • Ability to accept and follow verbal instruction
  • Gross Motor Function Classification System (GMFCS) at level I-II
  • Willingness to participate

Who cannot join

  • Other than spastic form of cerebral palsy (ataxia, athetoid or dystonic)
  • Quadriplegia
  • History of orthopaedic surgery in the last 12 months
  • History of Botulinum Toxin A application in the last 6 months
  • Severe mental retardation

Trial locations and contacts

1 site in 1 country.

Austria1 site
  • LKH Graz - Department of Pediatric and Adolescent Surgery

    Graz, Styria, 8036

Other trials in Austria

About this study

The aim of this randomized, stratified, single-blinded study is to compare two home based strength-training protocols (High Intensity Interval Training and Progressive Resistance Training) and their effects on muscle strength, gait and aerobic and anaerobic capacity in children with cerebral palsy.

Read the detailed description

Cerebral palsy is a common neuro-developmental disorder. Among other signs of upper motor neuron syndrome, walking pathologies and muscle weakness are leading signs of disability in children with cerebral palsy. Moreover, the gradual decline in muscle strength is part of the aging process and can be particularly devastating for people with motor disabilities. Therefore muscle-strengthening programs are indicated for children with cerebral palsy. There is evidence that lower extremity muscle strength can be increased by Progressive Resistance Training (PRT) in children with cerebral palsy. However, PRT is time consuming and therefore not always feasible for children with neurologic disorders. Moreover, it does not influence the anaerobic capacity needed for everyday activities in children. High Intensity Interval Training (HIIT) is a time efficient method, which increases both aerobic and anaerobic capacities. The aim of this randomized, stratified, single-blinded study is to compare two home based strength-training protocols (HIIT and PRT) and their effects on muscle strength, gait and aerobic and anaerobic capacity in children with cerebral palsy.

Conditions
Cerebral Palsy
Being tested
High Intensity Interval Training, Progressive Resistance Training
Keywords
Cerebral Palsy, Muscle structure, Strength training
Medical subject headings
Cerebral Palsy

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • High Intensity Interval TrainingOther

    Also called HIIT

    See arm description

  • Progressive Resistance TrainingOther

    Also called PRT

    See arm description

Study groups in NCT02319122
Study groupRoleWhat they receive
Progressive Resistance TrainingOtherThe key for the PRT is the timely progression of load, based on the child's individual level of strength, which ensures progressive overload. Every training session will consist of a warm up, progressive resistance exercises and a cool down period. During warm up and cool down periods.These exercises will be the same for both training groups. The strength training exercises have been chosen to strengthen the main lower extremity muscle groups which are important for the gait: sit-to-stand, lateral step-ups, the half knee rise, heel-rises and bridging. All these exercises are performed loaded according to the individual level. Three sets of 8 to 10 repetitions of each exercise will be practiced on 3 non-consecutive days with moderate velocity.
Receives: Other: Progressive Resistance Training
High Intensity Interval TrainingOtherThe High Intensity Circuit Training is a sub form of High Intensity Interval Training. The key feature is the very little rest between the exercises which causes a consistent elevation of the participant's heart rate and a short duration of the whole exercise session. Every training session consists of a warm-up, a circuit of 5 exercises (the same as these in the PRT group) and a cool-down period. The children will be asked to train 3 times a week on non-consecutive days and to perform 3 sets. Exercise workload is controlled by determination of time intervals (30 seconds). The children will be instructed to perform as many repetitions as possible during the exercise interval and to keep the rest between the exercises short (it must not exceed 30 seconds).
Receives: Other: High Intensity Interval Training

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change in time for 6 minute Walk Test

    The 6 minute walk test is a self-paced, submaximal test that assesses functional capacity for walking a prolonged distance. The distance reached within 6 minutes of walking is evaluated.

    Measured: between baseline and 2 months later (end of intervention)

Secondary outcomes (11)
  1. Change in time for Muscle Power Sprint Test

    Short-term muscle power will be measured using the mean power (in watts) derived from the Muscle Power Sprint Test. This test has been shown to be reliable in children with cerebral palsy. For the test, the children are instructed to complete six 15m runs at maximum pace. Between each run, the child is allowed a timed 10 second rest. Mean power output (in watts) is calculated based on the child's body weight and the average time taken to perform the six all-out sprints.

    Measured: between baseline and 2 months later (end of intervention)

  2. Change in Range of Motion measurements (Goniometer)

    Range of Motion measurements for both lower limbs.

    Measured: between baseline and 2 months later (end of intervention)

  3. Change in Spasticity measurements (Modified Ashworth Scale)

    Spasticity measurements for both lower limbs.

    Measured: between baseline and 2 months later (end of intervention)

  4. Change in time for Timed Up and Go Test

    The test requires the children to rise from an armchair stand momentarily, walk 3 meters, return to the same seat and sit down again.

    Measured: between baseline and 2 months later (end of intervention)

  5. Change in time for Timed Stair Test

    The Timed Stair Test (TST) assesses the time needed to go up and down stairs. The test is performed on a 4 or 5-step set of stairs, with handrails on both sides.

    Measured: between baseline and 2 months later (end of intervention)

  6. Change in Energy Expenditure Index

    Heart rate is an accurate and convenient measure of energy expenditure during submaximal work in normally developing children and in children with cerebral palsy and other developmental disabilities.

    Measured: between baseline and 2 months later (end of intervention)

  7. Change in hand held dynamometer muscle strength measurements

    Hand-held dynamometry (HHD) is used to quantify subjects' isometric muscle force production.

    Measured: between baseline and 2 months later (end of intervention)

  8. Change in Results of Dynamometry, Ultrasound imaging, Electromyography - Analysis of the muscle-tendon unit morphology and physiology measurements of the calf muscles

    After recording, the ultrasound images will be utilized to determine the muscle belly length, fascicle length, pennation angle and muscle thickness of the GM, muscle and tendon excursion, Achilles tendon length and cross-sectional-area (CSA) to calculate muscle and tendon stiffness and Young's modulus of the tendon.

    Measured: between baseline and 2 months later (end of intervention)

  9. Change in metabolomics data

    A metabolic profile will provide detailed information on the change in energy metabolism.

    Measured: between baseline and 2 months later (end of intervention)

  10. Change in results of Pediatric Outcome Data Collection Instrument (PODCI) and Activity Scale for kids performance version (ASKp) questionnaires

    Questionnaires measuring the childrens participation and activities of daily living (ADLs)

    Measured: between baseline and 2 months later (end of intervention)

  11. Change of 3D Gait Analysis data

    Today three dimensional segment models allow the quantification of segment and joint motions of the lower limbs in the three major planes of movement. In addition to the joint-angle and segment-position information, kinetic parameters such as joint moments and forces can be approximated.

    Measured: between baseline and 2 months later (end of intervention)

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted18 Dec 2014 (estimated)
  2. Study startJan 2015
  3. Primary completion14 Jul 2017
  4. Study completion14 Jul 2017

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Outcomes assessor
Enrolment
22 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02319122
Sponsor's protocol ID
26-526 ex 13/14
Status last verified
Dec 2017
First submitted
10 Dec 2014
Last updated
26 Dec 2017
Results posted
No
Data monitoring committee
Yes
Individual data sharing
Undecided

Publications

  • Scholtes VA, Dallmeijer AJ, Rameckers EA, Verschuren O, Tempelaars E, Hensen M, Becher JG. Lower limb strength training in children with cerebral palsy--a randomized controlled trial protocol for functional strength training based on progressive resistance exercise principles. BMC Pediatr. 2008 Oct 8;8:41. doi: 10.1186/1471-2431-8-41.

    PubMed 18842125
  • Faigenbaum AD, Kraemer WJ, Blimkie CJ, Jeffreys I, Micheli LJ, Nitka M, Rowland TW. Youth resistance training: updated position statement paper from the national strength and conditioning association. J Strength Cond Res. 2009 Aug;23(5 Suppl):S60-79. doi: 10.1519/JSC.0b013e31819df407.

    PubMed 19620931
  • Romero-Arenas S, Martinez-Pascual M, Alcaraz PE. Impact of resistance circuit training on neuromuscular, cardiorespiratory and body composition adaptations in the elderly. Aging Dis. 2013 Oct 1;4(5):256-63. doi: 10.14336/AD.2013.0400256.

    PubMed 24124631
  • Fukumoto Y, Tateuchi H, Ikezoe T, Tsukagoshi R, Akiyama H, So K, Kuroda Y, Ichihashi N. Effects of high-velocity resistance training on muscle function, muscle properties, and physical performance in individuals with hip osteoarthritis: a randomized controlled trial. Clin Rehabil. 2014 Jan;28(1):48-58. doi: 10.1177/0269215513492161. Epub 2013 Jul 3.

    PubMed 23823710
  • Miller MB, Pearcey GE, Cahill F, McCarthy H, Stratton SB, Noftall JC, Buckle S, Basset FA, Sun G, Button DC. The effect of a short-term high-intensity circuit training program on work capacity, body composition, and blood profiles in sedentary obese men: a pilot study. Biomed Res Int. 2014;2014:191797. doi: 10.1155/2014/191797. Epub 2014 Feb 23.

    PubMed 24707476
  • Rose SA, DeLuca PA, Davis RB 3rd, Ounpuu S, Gage JR. Kinematic and kinetic evaluation of the ankle after lengthening of the gastrocnemius fascia in children with cerebral palsy. J Pediatr Orthop. 1993 Nov-Dec;13(6):727-32. doi: 10.1097/01241398-199311000-00007.

    PubMed 8245196
  • Zhao H, Ren Y, Wu YN, Liu SQ, Zhang LQ. Ultrasonic evaluations of Achilles tendon mechanical properties poststroke. J Appl Physiol (1985). 2009 Mar;106(3):843-9. doi: 10.1152/japplphysiol.91212.2008. Epub 2008 Dec 31.

    PubMed 19118156
  • Williams EN, Carroll SG, Reddihough DS, Phillips BA, Galea MP. Investigation of the timed 'up & go' test in children. Dev Med Child Neurol. 2005 Aug;47(8):518-24. doi: 10.1017/s0012162205001027.

    PubMed 16108451
  • Schranz C, Kruse A, Tilp M, Svehlik M. Is there a relationship between muscle-tendon properties and a variety of functional tasks in children with spastic cerebral palsy? Gait Posture. 2021 Mar;85:14-19. doi: 10.1016/j.gaitpost.2021.01.009. Epub 2021 Jan 14.

    PubMed 33487525
  • Schranz C, Kruse A, Belohlavek T, Steinwender G, Tilp M, Pieber T, Svehlik M. Does Home-Based Progressive Resistance or High-Intensity Circuit Training Improve Strength, Function, Activity or Participation in Children With Cerebral Palsy? Arch Phys Med Rehabil. 2018 Dec;99(12):2457-2464.e4. doi: 10.1016/j.apmr.2018.06.010. Epub 2018 Jul 4.

    PubMed 30473019

Questions about this trial

What is this clinical trial studying?

A study testing High Intensity Interval Training and Progressive Resistance Training in people with Cerebral Palsy, run by Svehlik Martin, MD PhD at 1 site in Austria.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 26 Dec 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Austria. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change in time for 6 minute Walk Test (time frame: between baseline and 2 months later (end of intervention)). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02319122, which also lists 10 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 26 Dec 2017.

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