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Treatment for Movement Problems in Elderly Stroke Patients

A Treatment for Excess Motor Disability in the Aged

After a stroke, many patients are left with an impaired arm. Restricting the use of the good arm may improve the use of the bad arm. In "Constraint-Induced Movement" therapy (CI therapy), the good arm is put in a sling to force increased use of the bad arm. The bad arm is also trained each day for several weeks. This study will evaluate the effectiveness of CI therapy in patients with chronic disability after stroke and whether the rate of recovery is decreased in elderly patients.

Studieoversigt

Status

Afsluttet

Betingelser

Intervention / Behandling

Detaljeret beskrivelse

Stroke afflicts over 700,000 Americans each year. Behavioral techniques that impact plasticity of the nervous system need to be incorporated into practical, evidence-based therapeutic interventions. This is especially true at a time when the duration of treatments reimbursed by third party payers has shortened.

CI therapy was derived from basic research with animal subjects and human volunteers. Randomized, controlled studies indicate that it can substantially reduce the motor deficit of patients with mild to moderate chronic strokes and can increase their independence over a period of years. CI therapy involves motor restriction of the less affected upper extremity for a period of 2 to 3 weeks while concurrently training the more affected upper limb. This gives rise to massed or concentrated repetitive use of the more affected extremity. CI therapy leads to a large increase in use-dependent cortical reorganization involving the recruitment of other regions of the brain in the innervation of the more affected extremity movement.

One of the main aims of the proposed research is to determine if CI therapy can be used with therapeutic success for increasing the amount of real-world extremity use in patients with chronic stroke. Another aim is to ascertain whether the locus of the lesion and its size, as determined by MRI, are factors influencing the extent to which motor function can be recovered through the use of CI therapy.

Eighty patients with chronic stroke will be randomly assigned to receive either CI therapy or a General Fitness control intervention. Two years after study entry, the patients in the control group will be crossed over to receive CI therapy. Primary outcome measures will be a laboratory motor function test and amount of extremity use in the real-world setting. Changes in psychosocial functioning will also be measured.

Undersøgelsestype

Interventionel

Tilmelding (Forventet)

80

Fase

  • Fase 2

Kontakter og lokationer

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

Studiesteder

    • Alabama
      • Birmingham, Alabama, Forenede Stater, 35294-1170
        • University of Alabama at Birmingham

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

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria

  • First stroke > 12 months prior to study entry
  • Impaired Flexor synergy, pronation and supination of forearm, active wrist extension, active finger extension, and active grasp and release
  • Minimum passive range of motion and spasticity criteria (defined as stroke patients who fall into approximately the second to lowest quartile of motor functioning as determined by the Fugl-Meyer Test)
  • Available for follow-up at the treatment site (3 years for control patients; 2 years for intervention patients)

Exclusion Criteria

  • Folstein Mini-Mental State Examination score < 24
  • Token Test of the Multilingual Aphasia Examination score < 36
  • Excessive frailty or lack of stamina (e.g., cannot attend to instructions, stay awake, engage in functional activities) as determined by study officials
  • Serious uncontrolled medical conditions
  • Excessive pain in any joint of the affected extremity that could limit ability to cooperate with the intervention, as judged by study officials
  • Unable to stand independently for 2 minutes, transfer independently to and from the toilet, or perform sit-to-stand
  • Current participation in other pharmacological or physical intervention studies
  • Injections of anti-spasticity drugs into upper extremity musculature within the past 3 months or wish to have drugs injected in the foreseeable future
  • Any oral anti-spasticity drugs at study entry
  • Phenol injections within 12 months prior to study entry

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: Crossover opgave
  • Maskning: Enkelt

Samarbejdspartnere og efterforskere

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

Sponsor

Efterforskere

  • Ledende efterforsker: Edward Taub, Ph.D., University of Alabama at Birmingham

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.

Generelle publikationer

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

1. december 1999

Primær færdiggørelse (Faktiske)

1. november 2004

Datoer for studieregistrering

Først indsendt

1. maj 2003

Først indsendt, der opfyldte QC-kriterier

2. maj 2003

Først opslået (Skøn)

5. maj 2003

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Skøn)

26. september 2016

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

23. september 2016

Sidst verificeret

1. maj 2011

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • 2R01HD034273-04 (U.S. NIH-bevilling/kontrakt)

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .