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Komplikationer relateret til aktivitet efter pædiatriske begge knoglemrakturer: Undersøgelse af virkningerne af aktivitet på brudfortrængning (CRABB-Y)

25. september 2026 opdateret af: Nathaniel Lempert, Vanderbilt University Medical Center

Komplikationer relateret til aktivitet efter begge knoglerfrakturer: Hvorfor begrænser vi aktiviteten?

The goal of this randomized clinical study is to understand the effect of activity on the re-displacement of pediatric forearm fractures in patients ages 8-18 years old excluding those with known metabolic bone disease or obvious refracture. The main questions the study aims to answer are:

Does increased activity lead to increased re-displacement rates during the treatment of pediatric forearm fractures? Are there complications associated with increased levels of activity during the treatment of pediatric forearm fractures (skin irritation, need for re-casting, operation)? Do activity restrictions provided for pediatric forearm fractures influence patient activity levels?

Participants will be randomized into activity-restricted vs activity-limited (no contact sports). Some patients will be provided an ActiGraph Activity tracker to monitor patient activity. Every patient will complete a validated activity survey (PAQ) to assess activity at each follow-up appointment. Activity data and any complications will be recorded from time of initial presentation to cast removal.

Studieoversigt

Status

Suspenderet

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

100

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

    • Tennessee
      • Nashville, Tennessee, Forenede Stater, 37232
        • Vanderbilt Children's Hospital Orthopedics Clinic

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

8 år til 18 år (Barn, Voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Isolated Distal Radius Metaphyseal Fx (with or without ulna styloid)
  • Distal Third (<4 cm from physis) Radius and Ulna fracture (i.e. without obvious physeal involvement)
  • Insolated Radial Shaft Fracture (diaphyseal)
  • Radial and Ulna Shaft Fracture (diaphyseal)

Exclusion Criteria:

  • Initial presentation >7 days from the time of injury
  • Pathologic fracture
  • Any patient with metabolic bone disease (ex. Osteoporosis, skeletal dysplasias)
  • Any patient with known bone fragility condition (ex. Osteogenesis imperfecta)
  • If operative treatment is required at initial presentation

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Aktiv komparator: Restricted Activity Group

This group of patients will be given restricted activity recommendations. They will be told: "Your child has a forearm/wrist fracture. It is unknown if remaining active while in a cast affects the risk of complications after this type of fracture. Your child has been randomized to the "restricted activity" group. We ask that you limit sprinting, jumping, and organized sports during the time of cast immobilization. As a rule of thumb, we recommend "feet on the floor" activities while playing and avoiding playgrounds and gym class if possible. While it is not realistic to restrict a young child entirely, do your best to avoid strenuous or intense exercise until cleared by your physician or nurse practitioner"

Patients in this respective group will be given restricted activity recommendations over the casting period. They will be told "Your child has a forearm/wrist fracture. It is unknown if remaining active while in a cast affects the risk of complications after this type of fracture. Your child has been randomized to the "restricted activity" group. We ask that you limit sprinting, jumping, and organized sports during the time of cast immobilization. As a rule of thumb, we recommend "feet on the floor" activities while playing and avoiding playgrounds and gym class if possible. While it is not realistic to restrict a young child entirely, do your best to avoid strenuous or intense exercise until cleared by your physician or nurse practitioner"

Aktiv komparator: Activity (Limited) Group

This group of patients will be given limited activity recommendations. They will be told "Your child has a forearm/wrist fracture. It is unknown if remaining active while in a cast affects the risk of complications after this type of fracture. Your child has been randomized to the "activity as tolerated" group. Your child may participate in all desired activities except contact sports. Your child does not need to increase his/her activity level but should participate in activities as they feel comfortable doing so. Sprinting, jumping, and organized sports are acceptable as long as your child is not experiencing pain. Your child may use playgrounds and participate in gym class as desired. Do your best to avoid restricting your child from activities unless they are experiencing pain or you have concerns about their safety."

Patients in this respective group will be allowed to engage in most activities. They will be read "Your child has a forearm/wrist fracture. It is unknown if remaining active while in a cast affects the risk of complications after this type of fracture. Your child has been randomized to the "activity as tolerated" group. Your child may participate in all desired activities except contact sports. Your child does not need to increase his/her activity level but should participate in activities as they feel comfortable doing so. Sprinting, jumping, and organized sports are acceptable as long as your child is not experiencing pain. Your child may use playgrounds and participate in gym class as desired. Do your best to avoid restricting your child from activities unless they are experiencing pain or you have concerns about their safety."

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Re-Displacement
Tidsramme: From Cast Placement to Cast Removal, aproximately 6-8 weeks.

Re-displacement will be defined as a change in angulation of greater than 10 degrees.

From Cast Placement to Cast Removal, aproximately 6-8 weeks.

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Complications
Tidsramme: From casting to cast removal, approximately 6-8 weeks.

The rate of complications including skin irritation/breakdown, the need for re-casting, and the need for operative management.

From casting to cast removal, approximately 6-8 weeks.
Activity Level as measured by patient-completed validated activity surveys (PAQ)
Tidsramme: Time of clinic presentation to cast removal, approximately 6-8 weeks.

Activity levels based on patient-completed validated activity surveys (PAQ)

Time of clinic presentation to cast removal, approximately 6-8 weeks.
Activity Level as measured by patient-worn activity trackers
Tidsramme: Time of clinic presentation to cast removal, approximately 6-8 weeks

Activity levels based on patient-worn activity trackers

Time of clinic presentation to cast removal, approximately 6-8 weeks

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

16. januar 2025

Primær færdiggørelse (Anslået)

1. juli 2028

Studieafslutning (Anslået)

1. august 2028

Datoer for studieregistrering

Først indsendt

16. januar 2025

Først indsendt, der opfyldte QC-kriterier

22. januar 2025

Først opslået (Faktiske)

29. januar 2025

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

30. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

25. september 2026

Sidst verificeret

1. september 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • 241179

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

UBESLUTET

IPD-planbeskrivelse

We do not plan to submit to International Committee of Medical Journal Editors (ICMJE)

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