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CompletedNCT07889622FACTUpdated Oct 22, 2026

Effects and Feasibility of a HABIT-ILE and a Home Program on the Bimanual Performance of Children With Cerebral Palsy

An observational study in Cerebral Palsy (CP), sponsored by Fondation Ildys. Completed at 1 site in France. Open to participants aged 24 Months to 71 Months. Per ClinicalTrials.gov, last updated 2026-10-22.

Sponsored by Fondation Ildys · Observational

Updated Oct 22, 2026Newly registeredGo to Updates ↓
Study type
Observational
Model
Case-control
Time perspective
Retrospective
Enrollment
14
Ages
24 Months to 71 Months
Sex
All
01

Study summary

This single arm double baseline study explored the efficacy and feasibility of the PARTNER program (30h HABIT-ILE + 10h home program) on the functional changes and families' resources of 14 children with unilateral CP aged 24 to 71 months.

Read the detailed description

This single-arm, double-baseline study evaluated the feasibility and efficacy of a combined 30-hour HABIT-ILE (Hand-Arm Bimanual Intensive Therapy Including Lower Extremities) clinic-based intervention and a 10-hour structured home program for children with unilateral cerebral palsy aged 24 to 71 months yo.

The primary outcome was the PDMS-2, assessing gross and fine motor performance. Secondary outcomes included the Assisting Hand Assessment (AHA) for bimanual performance, the Canadian Occupational Performance Measure (COPM) for functional goals, and family-centered measures: the Psychological Empowerment Scale (PES), the Enabling Practices Scal, and Client Satisfaction Questionnaire (CSQ-8) for global satisfaction.

The clinical rehabilitation protocol included two initial assessments (conducted 14 days apart and prior to the motor intervention) to jointly determine the goals with the family. These assessments were followed by a two-week intervention phase (HABIT-ILE + home-based activities). The post-intervention and three-month follow-up assessments allowed for the sharing of follow-up information with the family and also for the evaluation of the immediate and short-term effects of the intervention. The feasibility of the intervention was assessed using adherence rates (on-site intervention and home program), the three-month retention rate, and family satisfaction.

The scientific evaluation of the data from this clinical protocol aimed to provide preliminary evidence for the combined approach while refining protocols for a future randomized controlled trial.

02

Conditions studied

  • Cerebral Palsy (CP)

Keywords

  • HABIT-ILE
  • Intensive motor therapy
  • Motor skill learning
  • Parental Coaching
  • Children
  • Additional Relavant MeSH Terms
  • Nervous System Diseases
  • Brain Damage, Chronic
  • Brain Diseases
  • Central Nervous System Diseases
  • Cerebral Palsy
03

In context

Cerebral Palsy

1,891 studies on the registry are indexed under Cerebral Palsy; 439 are open to participants now.

This study's enrollment of 14 is below the median of 63 across 465 observational studies indexed under Cerebral Palsy.

Browse Cerebral Palsy studies →

Lead sponsor

Fondation Ildys is the lead sponsor of 17 studies on the registry; 8 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
24 Months to 71 Months
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Children aged 24 to 71 months (corrected age) with physician-confirmed unilateral cerebral palsy were eligible. Participants were required to demonstrate minimal upper limb function in the affected hand, defined as the ability to grasp a light object and lift it at least 15 cm above a table surface. Cognitive and communicative abilities sufficient to understand instructions and complete all assessments were also required. Children with ataxic CP, uncontrolled epilepsy, or significant visual or auditory deficits likely to interfere with participation were excluded. To ensure treatment stability, children who had received botulinum toxin injections or undergone surgery within the 6 months prior to enrolment, or for whom such procedures were planned during the study period, were also excluded. Family commitment was required, with written informed consent obtained from a parent or legal guardian who agreed to participate consistently throughout the study.

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  1. Child with unilateral CP confirmed by a physician
  2. Child aged between 24 to 71 months (corrected age) at study entry
  3. Ability to grasp a light object and lift it ≥15cm above the table using the affected hand.
  4. Ability to understand instructions and complete all assessments.
  5. Written informed consent obtained from a parent or legal guardian.
  6. Commitment to having the same parent or guardian participate throughout the study.

Exclusion criteria

Exclusion Criteria:

  1. Diagnosis of ataxic CP.
  2. Uncontrolled epilepsy.
  3. History of botulinum toxin injection or surgery within 6 months of study entry or scheduled within 3 months of the intervention (ie, during the study period).
  4. Visual or auditory deficits that could interfere with participation in the study.
05

Study design

Observational model
Case-control
Time perspective
Retrospective
Enrollment
14 participants (actual)
Patient registry
No

Groups and cohorts

  • PARTNER protocol

    Subjects received 30 hours of HABIT-ILE clinic-based intervention 3h/day, 5 days/week and 10 hours of home program 1h/day, 5 day/week. These two procedures were performed concurrently over a 2-week period.

    Other: Behavioral

Interventions

  • OtherBehavioral

    Structured bimanual tasks training, with gradual increase in motor difficulty, requiring increased postural adjustments and the use of the lower extremities. - Home program with parental coaching

06

What researchers measure

Primary outcomes

  1. PDMS-2

    The primary outcome was the difference in PDMS-2 score changes between the usual care control and PARTNER intervention periods. The PDMS-2 is a standardized, norm-referenced tool assessing motor development in children aged 0-5 years, with demonstrated reliability and responsiveness in young children with cerebral palsy (CP). It includes six subtests evaluating gross and fine motor skills. Raw scores are converted into age-standardized scores to calculate the Total Motor Quotient (TMQ), Fine Motor Quotient (FMQ), and Gross Motor Quotient (GMQ). The TMQ provides an overall measure of motor competence, classified as average (90-110), below average (80-89), poor (70-79), or very poor (35-69). FMQ and GMQ assess fine and gross motor performance relative to age-matched peers. In children aged 27-64 months with CP, responsiveness ranged from 1.7 to 2.3 across the three composite scores.

    Time frame: pre-camp, two weeks post-camp, 3 months follow-up

Secondary outcomes

  1. AHA

    The Assisting Hand Assessment (AHA) is a valid and reliable measure of bimanual performance, assessing the contribution of the most affected hand. Developed for children with unilateral cerebral palsy (CP) aged 18 months to 12 years, it is the gold standard in clinical practice and research. Raw scores are converted to a 0-100 logit scale using a Rasch model and conversion table. Its Smallest Detectable Difference (SDD) is 3.89.

    Time frame: pre-camp, two weeks post-camp, 3 months follow-up

  2. Feasibility

    Protocol feasibility will be assessed using a traffic-light system based on predefined criteria (Davis et al.). (1) On-site intervention completion: green, ≥90% of children complete ≥90% of the 30 hours; amber, 70-89% complete ≥90%, or ≥90% complete 70-89%; red, \<70% complete ≤70%. (2) Home intervention completion: green, ≥90% of families complete \>90% of the 10 hours; amber, 70-89% complete ≥90%, or ≥90% complete 70-89%; red, \<70% complete ≤70%. (3) Three-month retention: green, ≥90% return; amber, 70-89%; red, \<70%. (4) Family satisfaction: green, ≥90% of families report ≥90% satisfaction; amber, 70-89%; red, ≤70%, measured using the validated 8-item Client Satisfaction Questionnaire (CSQ-8). Feasibility will be confirmed if all criteria are green; amber results will require protocol adjustments, while any red result will prevent progression to the main trial.

    Time frame: During the camp, 3 months follow up

  3. The empowerment of parents

    Parental empowerment refers to parents' ability to act confidently, take control and advocate for their child's needs within healthcare and support systems to improve family quality of life. The Psychological Empowerment Scale (PES) measures parents' perceived empowerment; the overall score will be used. We hypothesize that active participation in the PARTNER program, through problem-solving and support for children's motor development, will strengthen family empowerment. Parental enabling refers to professionals' practices that promote parents' active involvement, informed decision-making and skill development in their child's care. Unlike empowerment, which reflects parents' internal sense of control and agency, enabling concerns the external, professional-driven conditions that facilitate engagement. The Enabling Practices Scale (EPS) assesses parents' perceptions of these practices.

    Time frame: pre-camp, 3 months follow-up.

  4. COPM

    The Canadian Occupational Performance Measure (COPM) is a semi-structured interview used to define therapeutic goals and assess children's performance and parents' satisfaction. Following Cuzick et al., "paid/unpaid work" and "household management" were excluded. Parents identified five priority needs and rated their child's performance (COPMp) and their satisfaction (COPMs). Although the minimal clinically important difference (MCID) is commonly set at 2 points, Cuzick et al. reported a mean overall score change of 2.85 points (median 2.84).

    Time frame: pre-camp, two weeks post-camp, 3 months follow-up

07

Study locations

1 site
  • Fondation ILDYS
    Brest, Cedex 2 29218, France
08

References and documents

Publications

  • Araneda R, Ebner-Karestinos D, Paradis J, Klocker A, Saussez G, Demas J, Bailly R, Bouvier S, Carton de Tournai A, Herman E, Souki A, Le Gal G, Nowak E, Sizonenko SV, Newman CJ, Dinomais M, Riquelme I, Guzzetta A, Brochard S, Bleyenheuft Y. Changes Induced by Early Hand-Arm Bimanual Intensive Therapy Including Lower Extremities in Young Children With Unilateral Cerebral Palsy: A Randomized Clinical Trial. JAMA Pediatr. 2024 Jan 1;178(1):19-28. doi: 10.1001/jamapediatrics.2023.4809. PubMed 37930692 ↗
  • Bonden H, Jahnsen RB, Klevberg GL. Self-care and hand function in preschool children with unilateral or bilateral cerebral palsy: A cross-sectional study. Child Care Health Dev. 2024 Jan;50(1):e13208. doi: 10.1111/cch.13208. Epub 2023 Dec 11. PubMed 38083836 ↗
  • Holmefur M, Aarts P, Hoare B, Krumlinde-Sundholm L. Test-retest and alternate forms reliability of the assisting hand assessment. J Rehabil Med. 2009 Nov;41(11):886-91. doi: 10.2340/16501977-0448. PubMed 19841839 ↗
  • Kang M, Smith E, Goldsmith CH, Switzer L, Rosenbaum P, Wright FV, Fehlings D. Documenting change with the Canadian Occupational Performance Measure for children with cerebral palsy. Dev Med Child Neurol. 2020 Oct;62(10):1154-1160. doi: 10.1111/dmcn.14569. Epub 2020 Jun 3. PubMed 32491226 ↗
  • Karstad SB, Bjorseth A, Lindstedt J, Brenne AS, Steihaug H, Elvrum AG. Parental Coping, Representations, and Interactions with Their Infants at High Risk of Cerebral Palsy. J Clin Med. 2022 Dec 29;12(1):277. doi: 10.3390/jcm12010277. PubMed 36615077 ↗
  • Krumlinde-Sundholm L, Holmefur M, Kottorp A, Eliasson AC. The Assisting Hand Assessment: current evidence of validity, reliability, and responsiveness to change. Dev Med Child Neurol. 2007 Apr;49(4):259-64. doi: 10.1111/j.1469-8749.2007.00259.x. PubMed 17376135 ↗
  • Laister D, Vivanti G, Marschik PB, Fellinger J, Holzinger D. Enhancement of Social Communication Behaviors in Young Children With Autism Affects Maternal Stress. Front Psychiatry. 2021 Dec 7;12:797148. doi: 10.3389/fpsyt.2021.797148. eCollection 2021. PubMed 34950076 ↗
  • Tedla JS, Asiri F, Reddy RS, Gular K, Kakaraparthi VN, Sangadala DR, Dixit S, Alamri AM, Narne VK, Alasmari RAM, Dhafer OA, Al Shamer MA. Caregiver's Quality of Life Among Children with Cerebral Palsy in the Kingdom of Saudi Arabia, and Various Influencing Factors: A Single Cohort Study. J Multidiscip Healthc. 2023 Nov 29;16:3705-3714. doi: 10.2147/JMDH.S440190. eCollection 2023. PubMed 38050486 ↗

Individual participant data

Plan to share: No

09

Timeline

1 registry update since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reached

Ran from Mar 2022 to primary completion in Sep 2023, 18 months.

How these figures are worked out, and which studies are left out of them.

Registered
Oct 16, 2026
First posted
Oct 22, 2026
StartActual
Mar 1, 2022
Primary completionActual
Sep 1, 2023
CompletionActual
Sep 1, 2023
Last update
Oct 22, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
Registered
First appeared on the registry. No changes since
Oct 22, 2026
Show all 1 update
  1. Oct 22, 2026
    First appeared on the registry

From the registry record's own update history. This site started tracking changes on Sep 25, 2026; for anything earlier, see the record history on ClinicalTrials.gov ↗

10

Registry details

Key details

Study ID
NCT07889622
Lead sponsor
Fondation Ildys
Collaborators
University Hospital, Angers Les Capucins, SMR Pédiatrique, IMT Atlantique Brest, INSERM UMR 1101
Responsible party
Sponsor
First posted
Oct 22, 2026
Start date
Mar 1, 2022
Primary completion
Sep 1, 2023
Completion
Sep 1, 2023
Last update
Oct 22, 2026

Study contacts

Rodolphe BAILLY
principal investigator · Fondation Ildys

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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This study is completed, as verified in Oct 2026. You cannot join it, but the record below documents what was studied.

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