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Phototherapy in Association to Resistance Training in the Elderly: the Effect on Muscle Strength, Muscle Mass and Functional Capacity

31. juli 2018 opdateret af: Bruno Manfredini Baroni, Federal University of Health Science of Porto Alegre
Phototherapy has been largely used in rehabilitation programs due to its analgesic, antiinflammatory and healing effects. Lately, its effects of optimizing the results of resistance training on young individuals have been studied. However, there is a lack of studies on its effect on the elderly population. The objective of the present study is to verify the effect of Low-Level Laser Therapy (LLLT) on the results of resistance training in the elderly. The study will be a randomized doubled-blinded controlled trial. 30 elderly men with age ranging from 60 to 80 years will be included and randomized between Placebo Group (placebo LLLT + Resistance Training) and LLLT Group (active LLLT + Resistance Training). All volunteers will be submitted to a control period of four weeks before the beginning of the resistance training, which will have 12 weeks of duration. The assessments will be done at baseline, after the control period and after the training period. The training sessions will be performed twice a week and the training protocol will be performed with repetition maximum periodization. The LLLT will be applied before the training sessions on eight points of the quadriceps muscles, leading to a total of 240 Joules on each leg. The placebo LLLT will be applied on the same way, but with the equipment turned off. The assessments will include muscle architecture by ultrasonography, muscle strength by isokinetic dynamometer and 1 Repetition Maximum test of leg-extension and leg-press exercises, and functional capacity by the 6-Minute Walking Test, 30s Sit to Stand Test, Timed Up-and-Go Test and Stair Ascent Test.

Studieoversigt

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

30

Fase

  • Ikke anvendelig

Kontakter og lokationer

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

Studiesteder

      • Pôrto Alegre, Brasilien
        • Universidade Federal do Rio Grande do Sul

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

60 år til 80 år (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ja

Køn, der er berettiget til at studere

Han

Beskrivelse

Inclusion Criteria:

  • Elderly men with age ranging from 60 to 80 years in condition to participate in the strength training program.

Exclusion Criteria:

  • Individuals who already participate in strength training programs;
  • Individuals who participated in strength training programs less than three months before the beginning of the study;
  • Individuals with any kind musculoskeletal injuries in the lower limbs that impair the performance of the exercises;
  • Individuals with contraindications to the performance of high intensity exercises, such as cardiovascular or neurological diseases;
  • Individuals with difficulties in understanding and/or performing the exercises;
  • Individuals who did not attend to at least 85% of the sessions or had 02 consecutive absences and did not recover them.

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: Tredobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Aktiv komparator: LLLT Group
Active Low Level Laser Therapy application with a dose of 240 Joules before resistance training
Active application of Low Level Laser Therapy with a dose of 240 Joules
Resistance Training
Placebo komparator: Placebo Group
Placebo Low Level Laser Therapy application before resistance training
Resistance Training
Placebo application of Low Level Laser Therapy

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Tidsramme
Isokinetic peak torque of quadriceps muscle
Tidsramme: Change from baseline in isokinetic peak torque at 12 weeks
Change from baseline in isokinetic peak torque at 12 weeks

Sekundære resultatmål

Resultatmål
Tidsramme
Leg-extension 1RM test
Tidsramme: Change from baseline in leg-extension 1RM test at 12 weeks
Change from baseline in leg-extension 1RM test at 12 weeks
Leg-press 1RM test
Tidsramme: Change from baseline in leg-press 1RM test at 12 weeks
Change from baseline in leg-press 1RM test at 12 weeks
Muscle architecture
Tidsramme: Change from baseline in muscle architecture at 12 weeks
Change from baseline in muscle architecture at 12 weeks
Physical Function
Tidsramme: Change from baseline in physical function at 12 weeks
Change from baseline in physical function at 12 weeks

Samarbejdspartnere og efterforskere

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

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)

6. marts 2017

Primær færdiggørelse (Faktiske)

22. december 2017

Studieafslutning (Faktiske)

22. december 2017

Datoer for studieregistrering

Først indsendt

15. september 2017

Først indsendt, der opfyldte QC-kriterier

15. september 2017

Først opslået (Faktiske)

19. september 2017

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

1. august 2018

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

31. juli 2018

Sidst verificeret

1. juli 2018

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • 59328316.9.0000.5345

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ingen

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

produkt fremstillet i og eksporteret fra U.S.A.

Ja

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 .

Kliniske forsøg med Active Low Level Laser Therapy

Abonner