NCT01770977

Brief Summary

Light-emitting diode Therapy (LEDT) has been used to improve human muscle performance in experimental models and human researches. Now, the investigators used LEDT to increase muscle performance of professional athletes with high performance.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
45

participants targeted

Target at P25-P50 for not_applicable

Timeline
Completed

Started May 2012

Shorter than P25 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

May 1, 2012

Completed
2 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 1, 2012

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

September 1, 2012

Completed
14 days until next milestone

First Submitted

Initial submission to the registry

September 15, 2012

Completed
4 months until next milestone

First Posted

Study publicly available on registry

January 18, 2013

Completed
Last Updated

January 18, 2013

Status Verified

September 1, 2012

Enrollment Period

2 months

First QC Date

September 15, 2012

Last Update Submit

January 15, 2013

Conditions

Athlete

Keywords

Light-emitting diode therapyMuscle performanceAerobic performanceLactateCreatine kinase

Outcome Measures

Primary Outcomes (1)

  • Functional performance

    Muscle performance in vertical jump and running

    6 weeks

Secondary Outcomes (1)

  • Biochemical analysis

    1 week

Other Outcomes (1)

  • Aerobic performance

    6 weeks

Study Arms (2)

Effective Light-emitting diode therapy

ACTIVE COMPARATOR

Effects of light-emitting diode therapy on clinical, biochemical and biomechanical of muscle performance in athletes

Device: Light-emitting diode therapy

Placebo light-emitting diode therapy

PLACEBO COMPARATOR

Effect of placebo light-emitting diode therapy on clinical, biochemical and biomechanical of muscle performance in athletes

Device: Placebo light-emitting diode therapy

Interventions

Light-emitting diode therapyDEVICE
Also known as: LED, LED therapy
Effective Light-emitting diode therapy
Placebo light-emitting diode therapyDEVICE
Also known as: Other Names:, LED, Light-emitting diode therapy, LED therapy
Placebo light-emitting diode therapy

Eligibility Criteria

Age14 Years - 28 Years
Sexmale
Healthy VolunteersYes
Age GroupsChild (0-17), Adult (18-64)

You may qualify if:

  • professional athletes aged between 14 and 16 years;
  • professional athletes aged between 18 and 28 years

You may not qualify if:

  • previous injury to the femoral quadriceps or hamstring muscles,
  • osseous or articular disorder in the lower limbs,
  • cardiovascular system disorders,
  • systemic disease.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Federal University of São Carlos

São Carlos, São Paulo, 13565-905, Brazil

Location

Related Publications (3)

  • Ferraresi C, de Brito Oliveira T, de Oliveira Zafalon L, de Menezes Reiff RB, Baldissera V, de Andrade Perez SE, Matheucci Junior E, Parizotto NA. Effects of low level laser therapy (808 nm) on physical strength training in humans. Lasers Med Sci. 2011 May;26(3):349-58. doi: 10.1007/s10103-010-0855-0. Epub 2010 Nov 18.

    PMID: 21086010BACKGROUND

  • Vieira WH, Ferraresi C, Perez SE, Baldissera V, Parizotto NA. Effects of low-level laser therapy (808 nm) on isokinetic muscle performance of young women submitted to endurance training: a randomized controlled clinical trial. Lasers Med Sci. 2012 Mar;27(2):497-504. doi: 10.1007/s10103-011-0984-0. Epub 2011 Aug 26.

    PMID: 21870127BACKGROUND

  • Ferraresi C, Beltrame T, Fabrizzi F, do Nascimento ES, Karsten M, Francisco Cde O, Borghi-Silva A, Catai AM, Cardoso DR, Ferreira AG, Hamblin MR, Bagnato VS, Parizotto NA. Muscular pre-conditioning using light-emitting diode therapy (LEDT) for high-intensity exercise: a randomized double-blind placebo-controlled trial with a single elite runner. Physiother Theory Pract. 2015 Jul;31(5):354-61. doi: 10.3109/09593985.2014.1003118. Epub 2015 Jan 14.

    PMID: 25585514DERIVED

Study Officials

  • Cleber Ferraresi, MSc

    Universidade Federal de Sao Carlos

    PRINCIPAL INVESTIGATOR

  • Nivaldo A Parizotto, PhD

    Universidade Federal de Sao Carlos

    STUDY DIRECTOR

  • Vanderlei S Bagnato, PhD

    University of Sao Paulo

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
CROSSOVER
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
MSc

Study Record Dates

First Submitted

September 15, 2012

First Posted

January 18, 2013

Study Start

May 1, 2012

Primary Completion

July 1, 2012

Study Completion

September 1, 2012

Last Updated

January 18, 2013

Record last verified: 2012-09

Locations

BR(1)