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Trial registered on ANZCTR
Registration number
ACTRN12616000217404
Ethics application status
Approved
Date submitted
25/11/2015
Date registered
17/02/2016
Date last updated
17/02/2016
Type of registration
Retrospectively registered
Titles & IDs
Public title
The effect of joint mobilization on neuromuscular performance in individuals with functional ankle instability
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Scientific title
For subjects with functional ankle instability, what is the immediate and short-term effect of joint mobilization with training v.s. training and sham massage on cortico-spinal excitability?
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Secondary ID [1]
287994
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None
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Functional ankle instability
296875
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Condition category
Condition code
Physical Medicine / Rehabilitation
297105
297105
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0
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Physiotherapy
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Musculoskeletal
297106
297106
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0
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Other muscular and skeletal disorders
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
For the joint mobilization with training group, a licensed physiotherapist provided the ankle joint distraction, talocrural joint posterior glide, distal tibiofibular joint posterior glide, ankle stabilization exercise training (e.g.one-leg standing exercise, one-leg squat) and calf muscle self-stretching exercise. The whole intervention was administrated by an experienced physical therapist, and no strategy was used to monitor the adherence to the intervention. The total duration for manual therapy took about 15 minutes, and the duration for exercise training took about 15 to 30 minutes, twice a week, last for four weeks.Participants do not need to undertake the training exercise in their own time. All the intervention was administered on an individual.
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Intervention code [1]
293333
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Rehabilitation
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Intervention code [2]
293403
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Treatment: Other
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Comparator / control treatment
There are two control group, education group and training and sham massage group. For education group, subjects only received one session of education include how to self stretch the calf muscle. Subjects in this group were not asked to do the stretching exercise in their own time at home. For training and sham massage group, physiotherapist only provided the ankle stabilization exercise training (e.g.one-leg standing exercise, one-leg squat) and lightly place the hand over the calf muscle for the sham massage. The total duration took about 15 to 30 minutes, twice a week, last for 4 weeks. The whole intervention was administrated on an individual by an experienced physical therapist, and no strategy was used to monitor the adherence to the intervention. Participants were not asked to undertake any of the training exercises in their own time in the training and sham massage group. Healthy control subjects didn't received any intervention in this study. they were only used for the the baseline comparison with patients group.
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Control group
Placebo
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Outcomes
Primary outcome [1]
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The cortico-spinal excitability, including active motor threshold (AMT) , motor evoked potential (MEP) and the cortical silent period, were examined by transcranial magnetic stimulation (TMS)(MagStim 200 stimulator, MagStim Company,UK )
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Assessment method [1]
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Timepoint [1]
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Baseline: immediately after the history taking and interview.
immediate effect: immediately after the first intervention.
short-term effect: after the final treatment, the evaluation should finished within two days.
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Secondary outcome [1]
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Functional performance of ankle by Cumberland Ankle Instability Tool (CAIT)
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Assessment method [1]
319169
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Timepoint [1]
319169
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Baseline: immediately after the history taking and interview.
immediate effect: immediately after the first intervention.
short-term effect: after the final treatment, the evaluation should finished within two days.
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Secondary outcome [2]
319170
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Calf muscle flexibility by weight bearing lunge test
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Assessment method [2]
319170
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Timepoint [2]
319170
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Baseline: immediately after the history taking and interview.
immediate effect: immediately after the first intervention.
short-term effect: after the final treatment, the evaluation should finished within two days.
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Secondary outcome [3]
319171
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Muscle strength by hand-held dynamometer:Power Track II
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Assessment method [3]
319171
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Timepoint [3]
319171
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Baseline: immediately after the history taking and interview.
immediate effect: immediately after the first intervention.
short-term effect: after the final treatment, the evaluation should finished within two days.
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Secondary outcome [4]
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Mean EMG data of the fibularis longus (FL) , tibialis anterior (TA) , and soleus (SOL) were measured during the eccentric phase of the Y balance test by surface electromyography
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Assessment method [4]
319172
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Timepoint [4]
319172
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Baseline: immediately after the history taking and interview.
immediate effect: immediately after the first intervention.
short-term effect: after the final treatment, the evaluation should finished within two days.
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Eligibility
Key inclusion criteria
Patients with functional ankle instability with age between 20 and 50 years old; score of Cumberland Ankle Instability Tool (CAIT) lower than 27; one or more positive signs in the following criteria: (1) Had a serious inversion ankle sprain following with swelling, pain and functional impairment within a year; (2) recurrence of ankle sprain on the affected foot or any symptom of weakness and giving way.
For healthy subjects, the inclusion criteria included age between 20 and 50 years old, no past history of lower extremity surgery, and no past history of lower extremity injury within six week. Score of Cumberland Ankle Instability Tool (CAIT) greater than 28.
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Minimum age
20
Years
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Maximum age
50
Years
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Sex
Both males and females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
(1) ankle sprain within 6 weeks; (2) a history of lower extremity fracture or surgery; (3) seizure; (4) any mental implantation; (5) positive sign in anterior drawer test or talar tilt test; (6) neurological disease, pregnant, or serious systemic disease which might effect subjects' balance control
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
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Who is / are masked / blinded?
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Intervention assignment
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Other design features
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Phase
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Date of first participant enrolment
Anticipated
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Actual
12/12/2014
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Date of last participant enrolment
Anticipated
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Actual
7/06/2015
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
55
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Accrual to date
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Final
55
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Recruitment outside Australia
Country [1]
7375
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Taiwan, Province Of China
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State/province [1]
7375
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Taipei
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Funding & Sponsors
Funding source category [1]
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University
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Name [1]
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National Yang Ming University
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Address [1]
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No. 155, Li-Nong Street Section 2, Pei-Tou District,Taipei, Taiwan 112.
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Country [1]
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Taiwan, Province Of China
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Primary sponsor type
Individual
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Name
Yi-fen Shih
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Address
No. 155, Li-Nong Street Section 2, Pei-Tou District,
National Yang-Ming University Department of Physical Therapy and Assistive Technology Taipei, Taiwan 112
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Country
Taiwan, Province Of China
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Secondary sponsor category [1]
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None
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Name [1]
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Nil
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Address [1]
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Nil
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Country [1]
291154
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
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Institutional Review Board of National Yang-Ming University
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Ethics committee address [1]
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No. 155, Li-Nong Street Section 2, Pei-Tou District, Institutional Review Board of National Yang-Ming University Taipei, Taiwan 112.
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Ethics committee country [1]
293918
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Taiwan, Province Of China
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Date submitted for ethics approval [1]
293918
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Approval date [1]
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02/12/2014
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Ethics approval number [1]
293918
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Summary
Brief summary
Objective: Study 1: To determine if differences in cortico-spinal excitability were present between subjects with FAI. Study 2: To examine the immediate and short-term effect of joint mobilization on cortico-spinal excitability in subjects with FAI. Methods: Study 1 is a observational study. We recruited 11 healthy subjects and 11 FAI, then compared the difference in all out come measurements. Study 2 is a single blind, randomized controlled trial. We recruited 45 FAI participants with self-reported ankle instability , randomly assigned to control group, training group and mobilization with training group. Mean EMG data from the fibularis longus (FL) , tibialis anterior (TA) , and soleus (SOL) were measured during the eccentric phase of the Y balance test. Single pulse transcranial magnetic stimulation (TMS) was performed, and the active motor threshold (AMT) , motor evoked potential (MEP) and the cortical silent period were recorded. To examine the immediate effect, one session of ankle joint mobilization was performed for the FAI group. Participants in both the TG and MTG were trained by a physical therapist twice weekly for 4 weeks, and participants in the MTG received additional joint mobilization in every treatment (Maitland grade II and III anterior to posterior joint mobilization to talocural joint and distal tibiofibular joint) . Results: Study 1: The FAI group demonstrated a significantly decreased active and passive dorsi-flexion ROM than healthy subjects. In Y balance three direction reach, the FAI group demonstrated a significantly lower FL muscle activity than the control group. The FAI group also demonstrated a significantly lower FL and SOL MEP than the control group. Study 2 (Immediate effect): Active dorsi-flexion ROM were significantly increased after a single session of joint mobilization. There was also a significantly higher cortico-spinal excitability compared to the CG. Study 2 (Short term effect): MANOVA indicated significant group by time interactions on self-report function, ankle girth, FL activity and SOL MEP after 4 weeks (p<0.05). The post hoc tests showed significantly decreased ankle girth in MTG compared to TG and CG,decreased FL muscle activity in MTG compared to TG and CG, increased SOL MEP with respect to TG and CG. Conclusion: Individuals with FAI had a poorer ROM and FL muscle performance during the balance task. The cortical-spinal excitability of the FL and SOL was impaired in those with FAI. This may indicate a potential link between joint instability, muscle control during tasks and the central nervous system. Joint mobilization can restore range of motion and increase neuroplasticity after joint mobilization.
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Trial website
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Trial related presentations / publications
The study has not published
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Public notes
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Contacts
Principal investigator
Name
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A/Prof Yi-Fen Shih
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Address
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No. 155, Li-Nong Street Section 2, Pei-Tou District,
National Yang-Ming University Department of Physical Therapy and Assistive Technology Taipei, Taiwan 112.
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Country
61814
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Taiwan, Province Of China
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Phone
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+886 2 2826 7340
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Fax
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+886 2 2820 1841
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Email
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[email protected]
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Contact person for public queries
Name
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Yi-Fen Shih
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Address
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No. 155, Li-Nong Street Section 2, Pei-Tou District,
National Yang-Ming University Department of Physical Therapy and Assistive Technology Taipei, Taiwan 112.
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Country
61815
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Taiwan, Province Of China
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Phone
61815
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+886 2 2826 7340
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Fax
61815
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+886 2 2820 1841
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Email
61815
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[email protected]
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Contact person for scientific queries
Name
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Yi-Fen Shih
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Address
61816
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No. 155, Li-Nong Street Section 2, Pei-Tou District,
National Yang-Ming University Department of Physical Therapy and Assistive Technology Taipei, Taiwan 112.
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Country
61816
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Taiwan, Province Of China
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Phone
61816
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+886 2 2826 7340
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Fax
61816
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+886 2 2820 1841
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Email
61816
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[email protected]
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No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
Source
Title
Year of Publication
DOI
Embase
The effect of additional joint mobilization on neuromuscular performance in individuals with functional ankle instability.
2018
https://dx.doi.org/10.1016/j.ptsp.2017.12.001
N.B. These documents automatically identified may not have been verified by the study sponsor.
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