Prospective Longitudinal Multicentric Study to Measure Limb Movement in Patients With FGFR3-related Skeletal Dysplasia (SKY-MOT3)
Prospective Longitudinal Multicentric Study to Measure Limb Movement in Patients With FGFR3-related Skeletal Dysplasia Using Syde®
The study aims to identify which Syde®-derived digital outcomes are reliable in FGFR3-related Skeletal Dysplasia. This requires to set-up a natural history study to measure limb movements in patients with ACH or HCH.
Studieoversigt
Status
Status
Betingelser
Betingelser
Undersøgelsestype
Undersøgelsestype
Tilmelding (Anslået)
Tilmelding
Kontakter og lokationer
Studiekontakt
Studiekontakt
- Navn: Ferial Toumi
- Telefonnummer: +33 2 78 00 10 98
- E-mail: ferial.toumi@sysnav.fr
Studiesteder
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Liège, Belgien, 4000
- Ikke rekrutterer endnu
- Hôpital de la Citadelle
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Ledende efterforsker:
- Julie HARVENGT
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Liège, Belgien, 4000
- Ikke rekrutterer endnu
- CHU de Liège
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Ledende efterforsker:
- Julie HARVENGT
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London, Det Forenede Kongerige
- Ikke rekrutterer endnu
- Myriad Trials
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Ledende efterforsker:
- Melita IRVING
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Paris, Frankrig, 75015
- Rekruttering
- Hopital Necker
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Kontakt:
- Na An
- Telefonnummer: +33 1 71 19 64 73
- E-mail: na.an@aphp.fr
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Ledende efterforsker:
- Genevieve Baujat
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Underforsker:
- Soo Kyung Kim
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Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Prøveudtagningsmetode
Studiebefolkning
France: Participants will be recruited from the patient registry of the Centre de Référence des Maladies Osseuses Constitutionnelles located at Necker Hospital / IMAGINE Institute. The APPT association (Association des Personnes de Petite Taille) will also help with the recruitment through flyers distribution. All visits will take place at Necker Hospital.
Belgium: Participants will be recruited from the Maladies Rares Génétiques Ostéo-articulaires (MaRGOs) patient registry located at Centre Hospitalier Universitaire (CHU) de Liège, with additional recruitment through Centre Hospitalier Régional (CHR) de Liège and support from the Solidarité Wallonne des Personnes de Petite Taille association through flyer distribution. All visits will take place at CHU de Liège and CHR de Liège.
United Kingdom: Participants will be recruited from the Site Research Waiting List
Beskrivelse
Inclusion Criteria:
1.a. Aged 2 years old or older at the time of consent (France and Belgium)
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b. Aged between 2 years old and < 17 years old at the time of consent (United Kingdom)
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Written informed consent obtained:
- From the parent(s) or legal guardian(s) for participants under 18 years old.
- From participants 18 years old and older.
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Affiliated to, or beneficiary of a social security category (not applicable for the United Kingdom)
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Able to walk unassisted for at least 10 meters.
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Genetically confirmed diagnosis with one pathogenic variant (ACMG class IV & V) of achondroplasia or hypochondroplasia.
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Participant (and caregivers for participants under 18 years old) willing and able to comply with all study procedures including: questionnaires, Syde® related procedures
Exclusion Criteria:
- Subjects who have short stature condition other than ACH/HCH.
- Presence of cognitive disorders that limit their understanding of the data collection process (training of device use and 4-week recording periods every 6 months, device return at the end of the study), the implication of the study and consent.
- Presence or history of any concurrent disease or condition that could interfere with study participation, impact pediatric growth, affect motor or balance or gait function (such as neurological, endocrine, infectious, allergic, osteoarthritis, or inflammatory), assessed by the investigator.
- Females who are pregnant, or planning to become pregnant during the study duration.
- Body Mass Index = 35 kg/m2.
- Recent upper and/or lower limbs injury (trauma/fracture or surgery) in the 6 months preceding inclusion.
- Prior limb lengthening surgery or planned or expected to have limb lengthening surgery while enrolled in the study.
- Presence of guided growth hardware (such as 8-plates) or planned orthopedic surgeries during the study.
- Vulnerable patient (guardianship, curatorship or safeguarding of justice), unable to provide informed consent or who is unable to express their consent.
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Observationsmodeller: COHORT
- Tidsperspektiver: PROSPECTIVE
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
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Reliability of digital endpoint derived from Syde® assessed by the Intra-Class Correlation (ICC) for each recording period timepoint.
Tidsramme: 12 months
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reliability assessed by the ICC (Intra-Class Correlation)for each recording period timepoint (baseline, 6 months, 12 months) |
12 months
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Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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number of participants reaching 180 hours of recording during the recording periods defined in the protocol
Tidsramme: 12 months
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Number of patients reaching 180 hours of recordings during the recording periods defined in the protocol (supposed optimal threshold for Syde®-derived digital endpoint computation) at baseline, 6 months, 12 months |
12 months
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System Usability Score (F-SUS) score at 6 months of Syde® use
Tidsramme: 6 months
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System Usability Score (SUS) at 6 months. The System Usability Scale is a 10-item questionnaire . It is a simple tool to measure the usability of an interactive system and it is widely used. For each item, the user is asked to express their level of agreement or disagreement from 1 (strongly disagree) and 5 (strongly agree). |
6 months
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Correlation between digital endpoints derived from Syde® and 6-minutes walk test (6MWT)
Tidsramme: 12 months
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Correlation at baseline and at different timepoints between Syde® derived digital endpoint and 6MWT |
12 months
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Correlation between digital endpoints derived from Syde® and growth parameters
Tidsramme: 12 months
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Correlation at baseline and at different timepoints between Syde® derived digital endpoints and annualized growth velocity, height Z-score, body proportion ratios |
12 months
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Correlation between digital endpoints derived from Syde® and Patient-reported Outcomes (PROs)
Tidsramme: 12 months
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Correlation at baseline and at different timepoints between Syde® derived digital endpoints and PROs |
12 months
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Longitudinal Change in digital endpoints derived from Syde®
Tidsramme: 12 months
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Change from baseline in digital endpoints derived from Syde® at 6 and 12 months |
12 months
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Syde® movement reconstruction accuracy compared to Optical Motion Capture measures.
Tidsramme: Baseline
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Stride detection accuracy of Syde®, stride length and stride velocity accuracy of Syde® and upper limb measures, compared to Optical Motion Capture measures |
Baseline
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Qualitative interview exploring limitations on mobility and impact on daily life
Tidsramme: baseline
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caregiver and/or participant qualitative interview exploring limitations on mobility daily life |
baseline
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Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Efterforskere
Efterforskere
- Ledende efterforsker: Genevieve Baujat, Hopital Necker
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Studiestart
Primær færdiggørelse (Anslået)
Primær færdiggørelse
Studieafslutning (Anslået)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- PR5030-108
- 2025-A01608-41 (Anden identifikator: ANSM)
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
Studerer et amerikansk FDA-reguleret enhedsprodukt
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