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Active, not recruitingNCT03473821MOTIFSUpdated Apr 24, 2024

Motor Imagery to Facilitate Sensorimotor Relearning After ACL Injury

An interventional study of MOTIFS in Anterior Cruciate Ligament Injury, sponsored by Lund University. Active, not recruiting at 1 site in Sweden. Open to participants aged 16 Years and older. Per ClinicalTrials.gov, last updated 2024-04-24.

Sponsored by Lund University · Not applicable, Interventional, and Treatment

Phase
Not applicable
Study type
Interventional
Enrollment
106
Allocation
Randomized
Ages
16 Years and older
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-12

Among 12 studies in Anterior Cruciate Ligament Injuries with a site in Sweden — 2 open to participants now, 6 under way, none of them phase 3. Anterior Cruciate Ligament Injuries · Sweden.

Started
2018
with 1 other
No phase
5 of 12
1 open now
Registered
4th of 12
by date
Lead sponsor
4 of 12
Lund University

Among the 12 studies in Anterior Cruciate Ligament Injuries with a site in Sweden, this one is one of 2 that started in 2018, is one of 5 with no phase, and was the 4th registered.

Anterior Cruciate Ligament Injuries

625 studies on the registry are indexed under Anterior Cruciate Ligament Injuries; 192 are open to participants now.

Browse Anterior Cruciate Ligament Injuries studies →

Open to participants now

2 of the 12 studies in Anterior Cruciate Ligament Injuries with a site in Sweden are open now. Recruiting first, the newest first:

All 2 open studies →

A study can be open while its sites in Sweden have not opened yet or have stopped. Only those recruiting at a site in Sweden →

Who these studies take

Of the 121 Anterior Cruciate Ligament Injuries studies recruiting now, 27 (22%) set no upper age limit and 91 (75%) stop at 75 or younger; 46 take children under 18; 21 take healthy volunteers.

This study: 16 Years and older · all sexes · no healthy volunteers.

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02

Study summary

Anterior cruciate ligament injury is a common issue in sports involving cutting and jumping. Treatment may include surgical intervention followed by physical therapy, or no surgical intervention with the main treatment being physical therapy. Despite meeting physical therapist requirements for return to sport, many athletes do not return to sport. This discrepancy in the physical requirements for returning to physical activity and actually returning to the same physical activity level leads to the question of whether current rehabilitation treatments may be improved upon.

One potential method is by integrating mental training into physical rehabilitation. By using mental training and increasing the meaning and relevance of rehabilitation, a person may be preparing more effectively for return to the pace and intensity common during physical activity.

In this study, the investigators aim to create and evaluate a model of training which incorporates physical activity-related movement and mental training in order to more effectively prepare people for return to physical activity after anterior cruciate ligament injury. This will be measured by examining functional hop measures, as well as patient-reported outcomes.

Read the detailed description

Anterior Cruciate Ligament (ACL) injury is increasingly common in sports involving jumping and cutting. Treatment for such injuries most often includes physical therapist-supervised rehabilitation, with or without surgical reconstruction. Care-as-usual rehabilitation often includes neuromuscular training in order to improve function and reduce knee-related symptoms. Recent data shows that 90% of athletes undergoing rehabilitation achieved normal or nearly-normal knee function when measured in strength and knee laxity. Despite this number, 56% of these athletes did not return to sport or pre-injury activity levels. Due to this imbalance, the question is raised of whether there is a potential to supplement care-as-usual in order to improve upon current rehabilitative training programs.

One attractive alternative is the use of dynamic motor imagery (DMI), which is a form of mental training intended to increase functional equivalence. This is done by imaging an activity-specific and relevant movement while simultaneously completing a similar movement, thereby simulating a real-life physical activity movement. This approach makes it possible to create a situation in which a person is able to create meaning and find relevance in movement used in a rehabilitative training environment.

In this study, the investigators aim to create and test a new training model, referred to as MOTor Imagery to Facilitate Sensorimotor re-learning (MOTIFS), and compare the efficacy of neuromuscular training plus dynamic motor imagery vs neuromuscular training alone in terms of muscle function and patient-reported outcomes in people with an ACL injury and with a goal of returning to pre-injury level of activity.

Primary Hypothesis: 12 weeks of neuromuscular training plus dynamic motor imagery will improve muscle function, measured by relative change in hop performance in the injured leg in side hop test, and patient-reported measures of psychological readiness to return to sport to a greater extent and with a quicker onset of recovery than neuromuscular training alone.

Methods:

In this randomized controlled trial, the inclusion criteria are as follows: (i) male and female ACL-injured people, (ii) over the age of 16, (iii) ACL injury or reconstruction with or without associated injuries to other knee structures, (iii) currently undergoing rehabilitation, (iv) active in recreational or competitive physical activity prior to the injury, and (v) have a goal of reaching pre-injury activity level. Exclusion criteria for participants include: (i) a disease or disorder overriding the knee injury, (ii) have undergone return-to-activity evaluation by a physical therapist, and (iii) do not understand a Scandinavian language (Swedish, Danish, Norwegian) or English.

Those participants randomized to the care-as-usual group will receive rehabilitation according to standard practices.

The experimental group will receive standard training which has been supplemented with the dynamic motor imagery in the MOTIFS model. In this experimental condition, physical therapists will be educated in the use of the new training model and will administer it during clinical practice with the participants. The new model includes information intended to open a dialogue with the participant in order to create a mental simulation in which the participant is able to mentally create a realistic and relevant situation in order to maximize the meaning and motivation of the rehabilitation exercises. This may include the use of sporting equipment, such as balls or sticks, in order to make the rehabilitation session seem as similar to a training session in the relevant sport as possible.

Outcomes:

At baseline and 12 weeks, participants will be measured in patient-reported outcomes, hop ability, and will be filmed in a series of functional tests in order to evaluate postural orientation errors. The main outcomes are relative change in hop performance on the injured leg in a side hop test, and psychological readiness to return to sport (ACL Return to Sport After Injury Scale). Secondary outcomes include a hop test battery (single-leg hop for distance and sidehop), postural orientation errors (single-leg squat, stair descending, forward lunge, side hop, and single-leg hop for distance), Knee Osteoarthritis Outcome Score, Rehabilitation Outcome Satisfaction, Motivation, Patient Enablement Instrument, Physical Activity Enjoyment Scale, and the Tegner Activity scale. A subgroup of both physical therapists and patients will also be asked a series of open-ended questions in a phenomenological interview upon completion of the intervention.

03

Conditions studied

  • Anterior Cruciate Ligament Injury

Keywords

  • ACL Injury
  • Return to Sport
  • Mental Training
  • Dynamic Motor Imagery
  • Anterior Cruciate Ligament
  • Knee Injury
04

Who can participate

Ages eligible
16 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Men and women
  • Over the age of 16
  • Traumatic knee injury with or without surgical intervention, and involving one or more knee structures
  • Currently undergoing physical therapist-supervised rehabilitation and have reached the stage in rehabilitation which includes single-leg hop training (i.e. able to complete a side hop and a single-leg hop for distance)
  • Active before the injury in recreational or competitive physical activity, with a goal of returning to physical activity

Exclusion criteria

Exclusion Criteria:

  • Any degenerative knee disorder, or other disease or disorder overriding the knee injury (e.g. spine disorder, neurological disease)
  • Have reached end-stage rehabilitation (i.e. have undergone return to activity evaluation by their physical therapist) or is estimated to return less than 12 weeks from inclusion date
  • Do not understand the languages of interest (Swedish, Danish, Norwegian), or English
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Single (Outcomes assessor)
Enrollment
106 participants (estimated)

Study arms

  • No intervention
    Neuromuscular Training

    Participants in this group will undergo rehabilitation for ACL injury consisting of neuromuscular training according to care-as-usual treatment common to physical therapy professionals.

  • Experimental
    MOTIFS

    Participants in this group will receive an intervention that has been developed according to our new training model, known as MOTor Imagery to Facilitate Sensorimotor re-learning (MOTIFS). In this intervention, patients will receive a neuromuscular training rehabilitation program with integrated dynamic motor imagery.

    Behavioral: MOTIFS

Interventions

  • BehavioralMOTIFS

    o MOTor Imagery to Facilitate Sensorimotor re-learning (MOTIFS) is an individualized and physical activity-specific integrated model that includes aspects of both neuromuscular training, as used in rehabilitation practices, and Dynamic Motor Imagery (DMI). DMI is a form of mental training in which the participant images him-/herself performing a task from a first-person perspective in order to maximize functional equivalence to the task in question. This includes dynamic, physical movement, as well as mental imaging. The intervention provides a framework for designing individualized, physical activity-specific rehabilitation exercises for knee-injured people.

    Also known as: Neuromuscular Training Plus Mental Training, Train the Brain Model

06

What researchers measure

Primary outcomes

  1. Side Hop

    Change in hop performance on the injured leg from baseline to 12 weeks, expressed in number of hops completed

    Time frame: 12 weeks

  2. Anterior Cruciate Ligament Return to Sport After Injury Scale

    12 question self-reported outcome scale measuring readiness to return to sport. Scale ranges from 0-10 for each question. Scores summed from 0 (worst) - 100 (best).

    Time frame: 12 months

Secondary outcomes

  1. Test Battery to Assess Postural Orientation During Functional Tasks

    Single-leg Squat, Stair Descending, Forward Lunge, Single-leg hop for distance will be used to evaluate postural orientation by visual film review in which knee medial to foot position is assessed and given a score of either 0 ("good postural orientation" i.e. presents no signs of postural orientation errors), 1 ("fair" i.e. presents signs of postural orientation errors), 2 ("poor" i.e. presents clear signs of postural orientation errors), or 3 ("very poor" i.e. the execution of the test does not have any similarities to the task).

    Time frame: 12 weeks

  2. Hop Test Battery

    Results of side hop and single-leg hop for distance tasks, expressed in percent Limb Symmetry Index (LSI)

    Time frame: 12 weeks

  3. Knee Injury and Osteoarthritis Outcome Score

    Self-reported outcome scale measuring 5 aspects of knee function and symptoms. Subscales include: "Symptoms" - 7 questions; "Pain" - 9 questions; "Function, daily living" - 17 questions; "Function, sports and recreational activities" - 5 questions; "Quality of life" - 4 questions. Responses are given on a 5-point likert scale. Each subscale is given a 0 (extreme symptoms) - 100 (no symptoms) normalized score. A total score will not be presented.

    Time frame: 12 weeks; 12 month follow-up

  4. Rehabilitation Outcome Satisfaction

    1 self-reported outcome question regarding the satisfaction with rehabilitation. Scores range from 3 ("happy") to -3 ("unhappy").

    Time frame: 12 months; 12 month follow-up

  5. Perceived Stress Scale

    Self-reported outcome scale measuring perceived stress. Ten questions on a 5-point likert scale will provide a score from 0 - 40. Score of 0-13 are considered low stress, 14-26 are considered moderate stress, and 27-40 are considered high stress.

    Time frame: 12 weeks; 12 month follow-up

  6. Motivation

    3 questions regarding motivation in regards to return to sport. Scores on a 1 (worst) - 10 (best) scale for each question will be presented individually.

    Time frame: 12 weeks; 12 month follow-up

  7. Physical Activity Enjoyment Scale

    Self-reported outcome scale measuring the perceived enjoyment in an activity. 18 bipolar statements are evaluated on a 7-point likert scale. 11 items are reverse scored. Higher scores indicate greater enjoyment.

    Time frame: 12 weeks; 12 month follow-up

  8. Patient Enablement Instrument

    Self-reported outcome scale measuring the degree of enablement a patient feels (control, understanding, etc) on a 3-point scale where 0 is "not relevant" or "same or less", 1 is "better" and 3 is "much better." The total score is presented as 0-12, with higher scores reflecting higher enablement.

    Time frame: 12 weeks

  9. Compliance to intervention in minutes

    Attendance and participation in rehabilitation activities. Attendance will be reported by the physical therapist (yes/no, minutes). The patient will answer weekly self-reported questions regarding the amount of time engaged in either care as usual or MOTIFS training, both at home and supervised), presented in number of occasions and minutes.

    Time frame: 12 weeks

  10. Tegner Activity Scale

    Pre-injury, present and final activity level to determine return to sport

    Time frame: 12 months

  11. Phenomenological Interview

    Interview regarding subjective experiences of rehabilitation

    Time frame: 12 weeks

07

Study locations

1 site
08

References and documents

Publications

  • Ageberg E, Thomee R, Neeter C, Silbernagel KG, Roos EM. Muscle strength and functional performance in patients with anterior cruciate ligament injury treated with training and surgical reconstruction or training only: a two to five-year followup. Arthritis Rheum. 2008 Dec 15;59(12):1773-9. doi: 10.1002/art.24066. PubMed 19035430 ↗
  • Frobell RB, Roos EM, Roos HP, Ranstam J, Lohmander LS. A randomized trial of treatment for acute anterior cruciate ligament tears. N Engl J Med. 2010 Jul 22;363(4):331-42. doi: 10.1056/NEJMoa0907797. Erratum In: N Engl J Med. 2010 Aug 26;363(9):893. PubMed 20660401 ↗
  • Ardern CL, Taylor NF, Feller JA, Webster KE. Fifty-five per cent return to competitive sport following anterior cruciate ligament reconstruction surgery: an updated systematic review and meta-analysis including aspects of physical functioning and contextual factors. Br J Sports Med. 2014 Nov;48(21):1543-52. doi: 10.1136/bjsports-2013-093398. Epub 2014 Aug 25. PubMed 25157180 ↗
  • Ardern CL, Webster KE, Taylor NF, Feller JA. Return to sport following anterior cruciate ligament reconstruction surgery: a systematic review and meta-analysis of the state of play. Br J Sports Med. 2011 Jun;45(7):596-606. doi: 10.1136/bjsm.2010.076364. Epub 2011 Mar 11. PubMed 21398310 ↗
  • Risberg MA, Grindem H, Oiestad BE. We Need to Implement Current Evidence in Early Rehabilitation Programs to Improve Long-Term Outcome After Anterior Cruciate Ligament Injury. J Orthop Sports Phys Ther. 2016 Sep;46(9):710-3. doi: 10.2519/jospt.2016.0608. PubMed 27581178 ↗
  • Guillot A, Moschberger K, Collet C. Coupling movement with imagery as a new perspective for motor imagery practice. Behav Brain Funct. 2013 Feb 20;9:8. doi: 10.1186/1744-9081-9-8. PubMed 23425312 ↗
  • Smith D, et al. It's All in the Mind: PETTLEP-Based Imagery and Sports Performance. J Appl Sport Psychol 2007;19:80-92.
  • Cumming J, et al. Introducing the revised applied model of deliberate imagery use for sport, dance, exercise, and rehabilitation. Movement & Sport Sciences 2013;1:69-81.
  • Grooms DR, Page SJ, Onate JA. Brain Activation for Knee Movement Measured Days Before Second Anterior Cruciate Ligament Injury: Neuroimaging in Musculoskeletal Medicine. J Athl Train. 2015 Oct;50(10):1005-10. doi: 10.4085/1062-6050-50.10.02. PubMed 26509775 ↗
  • Holmes PS, Collins DJ. The PETTLEP approach to motor imagery: A functional equivalence model for sport psychologists. Journal of Applied Sport Psychology 2001;13(1):60-83. doi: 10.1080/104132001753155958
  • Webster KE, Feller JA, Lambros C. Development and preliminary validation of a scale to measure the psychological impact of returning to sport following anterior cruciate ligament reconstruction surgery. Phys Ther Sport. 2008 Feb;9(1):9-15. doi: 10.1016/j.ptsp.2007.09.003. Epub 2007 Nov 5. PubMed 19083699 ↗
  • Tegner Y, Lysholm J. Rating systems in the evaluation of knee ligament injuries. Clin Orthop Relat Res. 1985 Sep;(198):43-9. PubMed 4028566 ↗
  • Gustavsson A, Neeter C, Thomee P, Silbernagel KG, Augustsson J, Thomee R, Karlsson J. A test battery for evaluating hop performance in patients with an ACL injury and patients who have undergone ACL reconstruction. Knee Surg Sports Traumatol Arthrosc. 2006 Aug;14(8):778-88. doi: 10.1007/s00167-006-0045-6. Epub 2006 Mar 9. PubMed 16525796 ↗
  • Nae J, Creaby MW, Cronstrom A, Ageberg E. Measurement properties of visual rating of postural orientation errors of the lower extremity - A systematic review and meta-analysis. Phys Ther Sport. 2017 Sep;27:52-64. doi: 10.1016/j.ptsp.2017.04.003. Epub 2017 Apr 18. PubMed 28647205 ↗
  • Roos EM, Roos HP, Lohmander LS, Ekdahl C, Beynnon BD. Knee Injury and Osteoarthritis Outcome Score (KOOS)--development of a self-administered outcome measure. J Orthop Sports Phys Ther. 1998 Aug;28(2):88-96. doi: 10.2519/jospt.1998.28.2.88. PubMed 9699158 ↗
  • Howie JG, Heaney DJ, Maxwell M, Walker JJ. A comparison of a Patient Enablement Instrument (PEI) against two established satisfaction scales as an outcome measure of primary care consultations. Fam Pract. 1998 Apr;15(2):165-71. doi: 10.1093/fampra/15.2.165. PubMed 9613486 ↗
  • Cohen S, Kamarck T, Mermelstein R. A global measure of perceived stress. J Health Soc Behav. 1983 Dec;24(4):385-96. No abstract available. PubMed 6668417 ↗
  • Kendzierski D, DeCarlo KJ. Physical Activity Enjoyment Scale: Two Validation Studies. Journal of Sport and Exercise Psychology 1991;13(1):50-64. doi: 10.1123/jsep.13.1.50
  • Ardern CL, Osterberg A, Sonesson S, Gauffin H, Webster KE, Kvist J. Satisfaction With Knee Function After Primary Anterior Cruciate Ligament Reconstruction Is Associated With Self-Efficacy, Quality of Life, and Returning to the Preinjury Physical Activity. Arthroscopy. 2016 Aug;32(8):1631-1638.e3. doi: 10.1016/j.arthro.2016.01.035. Epub 2016 Mar 24. PubMed 27020461 ↗
  • Cederstrom N, Graner S, Nilsson G, Ageberg E. Effect of motor imagery on enjoyment in knee-injury prevention and rehabilitation training: A randomized crossover study. J Sci Med Sport. 2021 Mar;24(3):258-263. doi: 10.1016/j.jsams.2020.09.004. Epub 2020 Sep 10. PubMed 32958377 ↗
  • Cederstrom N, Graner S, Nilsson G, Dahan R, Ageberg E. Motor Imagery to Facilitate Sensorimotor Re-Learning (MOTIFS) after traumatic knee injury: study protocol for an adaptive randomized controlled trial. Trials. 2021 Oct 21;22(1):729. doi: 10.1186/s13063-021-05713-8. PubMed 34674738 ↗

Individual participant data

Plan to share: Yes — A Study Protocol was published in Trials (DOI: 10.1186/s13063-021-05713-8) October 2021. Upon completion of data collection and analysis, data may be available from the author upon reasonable request.

Supporting information: Study protocol, Statistical analysis plan

Time frame: Upon completion of data collection (estimated completion January 2022). Data availability in accordance with data management guidelines at Lund University (e.g. available up to 15 years after publication/finalized project)

Access criteria: Data may be shared upon reasonable request by contacting the corresponding author: Niklas Cederström niklas.cederstrom@med.lu.se

Data sharing details ↗ · lucris.lub.lu.se

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Ran from Mar 2018 to primary completion in Jun 2023, 62 months.

Of 277 non-industry interventional studies with no phase under Anterior Cruciate Ligament Injuries, half reached primary completion within 31 months of starting (the median), counting those still running; a quarter within 14 and three quarters within 70. This study's 62 months is above that.

Counting every sponsor, half of 286 studies reached it within 30 months; a quarter within 14 and three quarters within 70.

How these figures are worked out, and which studies are left out of them.

Registered
Feb 28, 2018
First posted
Mar 22, 2018
StartActual
Mar 25, 2018
Primary completionActual
Jun 6, 2023
CompletionEst.
Jun 2024
Last update
Apr 24, 2024
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Apr 24, 2024, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT03473821
Lead sponsor
Lund University
Responsible party
Sponsor
First posted
Mar 22, 2018
Start date
Mar 25, 2018
Primary completion
Jun 6, 2023
Completion
Jun 2024 (estimated)
Last update
Apr 24, 2024

Study contacts

Eva Ageberg, PhD
principal investigator · Lund University

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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