The Strengthening Exercises in Shoulder Impingement trial (The SExSI-trial) investigating the effectiveness of a simple add-on shoulder strengthening exercise programme in patients with long-lasting subacromial impingement syndrome: Study protocol for a pragmatic, assessor blinded, parallel-group, randomised, controlled trial

Abstract Background Subacromial impingement syndrome (SIS) is a painful, and often long lasting, shoulder condition affecting patient function and quality of life. In a recent study, we observed major strength impairments in shoulder external rotation and abduction (~30%) in a population of patients...

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Main Authors: Mikkel Bek Clausen, Thomas Bandholm, Michael Skovdal Rathleff, Karl Bang Christensen, Mette Kreutzfeldt Zebis, Thomas Graven-Nielsen, Per Hölmich, Kristian Thorborg
Format: Article
Language:English
Published: BMC 2018-03-01
Series:Trials
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13063-018-2509-7
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author Mikkel Bek Clausen
Thomas Bandholm
Michael Skovdal Rathleff
Karl Bang Christensen
Mette Kreutzfeldt Zebis
Thomas Graven-Nielsen
Per Hölmich
Kristian Thorborg
author_facet Mikkel Bek Clausen
Thomas Bandholm
Michael Skovdal Rathleff
Karl Bang Christensen
Mette Kreutzfeldt Zebis
Thomas Graven-Nielsen
Per Hölmich
Kristian Thorborg
author_sort Mikkel Bek Clausen
collection DOAJ
description Abstract Background Subacromial impingement syndrome (SIS) is a painful, and often long lasting, shoulder condition affecting patient function and quality of life. In a recent study, we observed major strength impairments in shoulder external rotation and abduction (~30%) in a population of patients with pronounced and long-lasting SIS. However, the current rehabilitation of such strength impairments may be inadequate, with novel rehabilitation programmes including exercise therapy only improving external rotation strength by 4–13%. As these previous studies are the basis of current practice, this suggests that the strengthening component could be inadequate in the rehabilitation of these patients, and it seems likely that more emphasis should be placed on intensifying this part of the rehabilitation. The purpose of this study is to investigate the effectiveness of a programme consisting of progressive home-based resistance training using an elastic band, aimed at improving shoulder external rotation and abduction strength, added to usual care and initiated shortly after diagnosis has been established. Methods A pragmatic randomised controlled superiority trial will be conducted, including 200 patients with pronounced and long-lasting SIS, diagnosed using predefined criteria. Participants will be randomised to receive either an add-on intervention of progressive home-based resistance training using an elastic band in addition to usual care or usual care alone in a 1:1 allocation ratio. The randomisation sequence is computer generated, with permuted blocks of random sizes. The primary outcome will be change in Shoulder Pain And Disability Index (SPADI) score from baseline to 16 weeks follow-up. Outcome assessors are blinded to group allocation. Intervention receivers will be kept blind to treatment allocation through minimal information about the content of the add-on intervention and control condition until group allocation is final. Analyses are performed by blinded data analysts. Discussion If effective, the simple shoulder strengthening exercise programme investigated in this trial could easily be added to usual care. The usefulness of the trial is further supported by the magnitude of the problem, the information gained from the study and the pragmatism, patient centeredness and transparency of the trial. Trial registration The trial is pre-registered at ClinicalTrials.gov with the ID NCT02747251 on April 19, 2016.
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spelling doaj.art-680df26af5634d9e9d700f5632115fdd2022-12-22T01:09:16ZengBMCTrials1745-62152018-03-0119111710.1186/s13063-018-2509-7The Strengthening Exercises in Shoulder Impingement trial (The SExSI-trial) investigating the effectiveness of a simple add-on shoulder strengthening exercise programme in patients with long-lasting subacromial impingement syndrome: Study protocol for a pragmatic, assessor blinded, parallel-group, randomised, controlled trialMikkel Bek Clausen0Thomas Bandholm1Michael Skovdal Rathleff2Karl Bang Christensen3Mette Kreutzfeldt Zebis4Thomas Graven-Nielsen5Per Hölmich6Kristian Thorborg7Department of Physiotherapy and Occupational Therapy, Faculty of Health and Technology, Metropolitan University CollegePhysical Medicine and Rehabilitation Research-Copenhagen (PMR-C), Department of Physical and Occupational Therapy, Copenhagen University Hospital, Amager-HvidovreResearch Unit for General Practice in Aalborg, Department of Clinical Medicine, Aalborg UniversityDepartment of Biostatistics, University of CopenhagenDepartment of Physiotherapy and Occupational Therapy, Faculty of Health and Technology, Metropolitan University CollegeCenter for Neuroplasticity and Pain (CNAP), SMI, Department of Health Science and Technology, Faculty of Medicine, Aalborg UniversitySports Orthopaedic Research Center – Copenhagen (SORC-C), Department of Orthopedic Surgery, Copenhagen University Hospital, Amager-HvidovreSports Orthopaedic Research Center – Copenhagen (SORC-C), Department of Orthopedic Surgery, Copenhagen University Hospital, Amager-HvidovreAbstract Background Subacromial impingement syndrome (SIS) is a painful, and often long lasting, shoulder condition affecting patient function and quality of life. In a recent study, we observed major strength impairments in shoulder external rotation and abduction (~30%) in a population of patients with pronounced and long-lasting SIS. However, the current rehabilitation of such strength impairments may be inadequate, with novel rehabilitation programmes including exercise therapy only improving external rotation strength by 4–13%. As these previous studies are the basis of current practice, this suggests that the strengthening component could be inadequate in the rehabilitation of these patients, and it seems likely that more emphasis should be placed on intensifying this part of the rehabilitation. The purpose of this study is to investigate the effectiveness of a programme consisting of progressive home-based resistance training using an elastic band, aimed at improving shoulder external rotation and abduction strength, added to usual care and initiated shortly after diagnosis has been established. Methods A pragmatic randomised controlled superiority trial will be conducted, including 200 patients with pronounced and long-lasting SIS, diagnosed using predefined criteria. Participants will be randomised to receive either an add-on intervention of progressive home-based resistance training using an elastic band in addition to usual care or usual care alone in a 1:1 allocation ratio. The randomisation sequence is computer generated, with permuted blocks of random sizes. The primary outcome will be change in Shoulder Pain And Disability Index (SPADI) score from baseline to 16 weeks follow-up. Outcome assessors are blinded to group allocation. Intervention receivers will be kept blind to treatment allocation through minimal information about the content of the add-on intervention and control condition until group allocation is final. Analyses are performed by blinded data analysts. Discussion If effective, the simple shoulder strengthening exercise programme investigated in this trial could easily be added to usual care. The usefulness of the trial is further supported by the magnitude of the problem, the information gained from the study and the pragmatism, patient centeredness and transparency of the trial. Trial registration The trial is pre-registered at ClinicalTrials.gov with the ID NCT02747251 on April 19, 2016.http://link.springer.com/article/10.1186/s13063-018-2509-7ShoulderImpingementPragmaticStrengthProgressiveExercise
spellingShingle Mikkel Bek Clausen
Thomas Bandholm
Michael Skovdal Rathleff
Karl Bang Christensen
Mette Kreutzfeldt Zebis
Thomas Graven-Nielsen
Per Hölmich
Kristian Thorborg
The Strengthening Exercises in Shoulder Impingement trial (The SExSI-trial) investigating the effectiveness of a simple add-on shoulder strengthening exercise programme in patients with long-lasting subacromial impingement syndrome: Study protocol for a pragmatic, assessor blinded, parallel-group, randomised, controlled trial
Trials
Shoulder
Impingement
Pragmatic
Strength
Progressive
Exercise
title The Strengthening Exercises in Shoulder Impingement trial (The SExSI-trial) investigating the effectiveness of a simple add-on shoulder strengthening exercise programme in patients with long-lasting subacromial impingement syndrome: Study protocol for a pragmatic, assessor blinded, parallel-group, randomised, controlled trial
title_full The Strengthening Exercises in Shoulder Impingement trial (The SExSI-trial) investigating the effectiveness of a simple add-on shoulder strengthening exercise programme in patients with long-lasting subacromial impingement syndrome: Study protocol for a pragmatic, assessor blinded, parallel-group, randomised, controlled trial
title_fullStr The Strengthening Exercises in Shoulder Impingement trial (The SExSI-trial) investigating the effectiveness of a simple add-on shoulder strengthening exercise programme in patients with long-lasting subacromial impingement syndrome: Study protocol for a pragmatic, assessor blinded, parallel-group, randomised, controlled trial
title_full_unstemmed The Strengthening Exercises in Shoulder Impingement trial (The SExSI-trial) investigating the effectiveness of a simple add-on shoulder strengthening exercise programme in patients with long-lasting subacromial impingement syndrome: Study protocol for a pragmatic, assessor blinded, parallel-group, randomised, controlled trial
title_short The Strengthening Exercises in Shoulder Impingement trial (The SExSI-trial) investigating the effectiveness of a simple add-on shoulder strengthening exercise programme in patients with long-lasting subacromial impingement syndrome: Study protocol for a pragmatic, assessor blinded, parallel-group, randomised, controlled trial
title_sort strengthening exercises in shoulder impingement trial the sexsi trial investigating the effectiveness of a simple add on shoulder strengthening exercise programme in patients with long lasting subacromial impingement syndrome study protocol for a pragmatic assessor blinded parallel group randomised controlled trial
topic Shoulder
Impingement
Pragmatic
Strength
Progressive
Exercise
url http://link.springer.com/article/10.1186/s13063-018-2509-7
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