The Difference Between Rehabilitation With or Without Strength Training After Total Knee Replacement

NCT ID: NCT01351831

Last Updated: 2013-09-11

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

72 participants

Study Classification

INTERVENTIONAL

Study Start Date

2011-01-31

Study Completion Date

2012-12-31

Brief Summary

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Background and purpose:

In the early phase after a total knee replacement (TKA), patients experience a decrease in leg muscle strength with up to about 80%. This considerable loss of muscle strength is related to reduced functional performance at this point in time. As the loss of muscle strength and functional performance is most pronounced early after TKA, rehabilitation including strength training initiated early after TKA seems a logical choice. However, tradition and fear of symptom exacerbation, such as increased knee joint swelling, knee pain and slow recovery of knee joint range of motion, have typically precluded strength training early after TKA.

Hypothesis:

Our hypothesis is that the effect of early rehabilitation including strength training will be greater than rehabilitation without strength training. If the hypothesis is confirmed, strength training early after TKA could be implemented directly into clinical rehabilitation practice.

Participants and methods:

Seventy participants with a unilateral TKA, between the age of 18 to 80 years, who understand and speak Danish, have given informed consent, will be included in this study.The study is a single-blinded randomized controlled study, where the participants receive supervised 1) rehabilitation with or 2) rehabilitation without strength training in 7 weeks. All components of the rehabilitation program (balance-, and mobility training etc.) are the same in both groups except the strength training exercises. Instead of the strength training exercises, the group without strength training spend more time on warm-up exercises, mobility- and balance exercises. The rehabilitation program lasts 1 hour per session, and will be performed twice per week. The participants perform a test battery 4 times from before to 6 months after the TKA. The test battery assesses the participants' walking ability, leg strength, knee pain, knee joint swelling- and range of motion, and self-reported function and quality of life.

Ethical issues:

From a pilot study conducted in the beginning of 2010, the investigators found, that strength training initiated early after TKA seems feasible, and does not increase knee joint swelling and knee pain. None of the financial supporters, or any of the authors, have any potential conflicts of interest with regard to the study.

Detailed Description

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Conditions

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Osteoarthritis, Knee

Keywords

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Arthroplasty, Replacement, Knee Resistance training Physical Therapy Modalities Randomized Controlled Trial

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Outcome Assessors

Study Groups

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Rehabilitation with strength training

Group Type EXPERIMENTAL

Rehabilitation with strength training

Intervention Type OTHER

The rehabilitation programme lasts 1 hour per session, and is performed twice per week for 7 weeks. The rehabilitation program consists of balance-, mobility- and functional training exercises etc. In addition, the participants perform unilateral (operated leg) knee-extensions and leg presses in 2 sets for each strength training exercise, using relative loads of 12 RM (week 1), 10 RM (weeks 2-5), and 8 RM (week 6-7). All sets are performed to failure.

Rehabilitation without strength training

Group Type ACTIVE_COMPARATOR

Rehabilitation without strength training

Intervention Type OTHER

The rehabilitation programme lasts 1 hour per session, and is performed twice per week for 7 weeks. The rehabilitation program consists of the same balance-, mobility- and functional training exercises etc. as used in the other experimental arm.

Interventions

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Rehabilitation with strength training

The rehabilitation programme lasts 1 hour per session, and is performed twice per week for 7 weeks. The rehabilitation program consists of balance-, mobility- and functional training exercises etc. In addition, the participants perform unilateral (operated leg) knee-extensions and leg presses in 2 sets for each strength training exercise, using relative loads of 12 RM (week 1), 10 RM (weeks 2-5), and 8 RM (week 6-7). All sets are performed to failure.

Intervention Type OTHER

Rehabilitation without strength training

The rehabilitation programme lasts 1 hour per session, and is performed twice per week for 7 weeks. The rehabilitation program consists of the same balance-, mobility- and functional training exercises etc. as used in the other experimental arm.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Participants with a primary unilateral total knee arthroplasty.
* Age between 18 and 80 years.
* Participants must understand and speak Danish.
* Participants undergo surgery at Copenhagen University Hospital, Hvidovre, and live in the counties of Copenhagen, Brøndby or Hvidovre.

Exclusion Criteria

* Disease/Musculoskeletal disorder, which requires special rehabilitation modality.
* Alcohol and drug abuse.
* Lack of wish to participate or unwillingness to sign an informed consent.
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Copenhagen University Hospital, Hvidovre

OTHER

Sponsor Role lead

Responsible Party

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Thomas Linding Jakobsen

Research Physiotherapist

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Clinical Research Centre, Copenhagen University Hospital, Hvidovre

Hvidovre, , Denmark

Site Status

Countries

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Denmark

References

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Langkilde A, Jakobsen TL, Bandholm TQ, Eugen-Olsen J, Blauenfeldt T, Petersen J, Andersen O. Inflammation and post-operative recovery in patients undergoing total knee arthroplasty-secondary analysis of a randomized controlled trial. Osteoarthritis Cartilage. 2017 Aug;25(8):1265-1273. doi: 10.1016/j.joca.2017.03.008. Epub 2017 Mar 16.

Reference Type DERIVED
PMID: 28323139 (View on PubMed)

Jakobsen TL, Kehlet H, Husted H, Petersen J, Bandholm T. Early progressive strength training to enhance recovery after fast-track total knee arthroplasty: a randomized controlled trial. Arthritis Care Res (Hoboken). 2014 Dec;66(12):1856-66. doi: 10.1002/acr.22405.

Reference Type DERIVED
PMID: 25074397 (View on PubMed)

Other Identifiers

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H-3-2010-106

Identifier Type: -

Identifier Source: org_study_id