Cast Immobilization Versus Functional Therapy for Acute, Severe Lateral Ankle Sprains

NCT ID: NCT01446341

Last Updated: 2011-10-05

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

UNKNOWN

Clinical Phase

NA

Total Enrollment

100 participants

Study Classification

INTERVENTIONAL

Study Start Date

2011-11-30

Brief Summary

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Acute, severe lateral ankle sprains are estimated to comprise between 3-5% of emergency department visits and are the most common musculoskeletal injury in the physically active population. Although the current accepted treatment of ankle sprains is to encourage early mobilization with functional rehabilitation, there is little high-quality evidence directing this clinical practice.

This pilot study is to:

* provide quantitative data for estimation of mean outcome scores and standard deviations to allow subsequent sample size calculations
* evaluate the feasibility of the proposed study design
* assess patient enrollment issues specific to randomization into an active rehabilitation program compared to below knee immobilization.

Detailed Description

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Conditions

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Ankle Sprain

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Investigators

Study Groups

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Immobilization

50 patients will be randomly assigned to have their lateral ankle sprain immobilized in a below knee cast

Group Type ACTIVE_COMPARATOR

Below knee plaster casting

Intervention Type PROCEDURE

Subjects will be randomly assigned to either immobilization of their lateral ankle sprain with a below knee cast or to enter a functional rehabilitation program

Functional Rehabilitation

50 patients will be randomly assigned to a functional rehabilitation program for their lateral ankle sprain

Group Type ACTIVE_COMPARATOR

Functional rehabilitation

Intervention Type PROCEDURE

Subjects will be randomly assigned to either immobilization of their lateral ankle sprain with a below knee cast or to enter a functional rehabilitation program

Interventions

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Below knee plaster casting

Subjects will be randomly assigned to either immobilization of their lateral ankle sprain with a below knee cast or to enter a functional rehabilitation program

Intervention Type PROCEDURE

Functional rehabilitation

Subjects will be randomly assigned to either immobilization of their lateral ankle sprain with a below knee cast or to enter a functional rehabilitation program

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* age over 18
* meet clinical criteria for unilateral grade II-III ankle sprains (inability to weight bear)

Exclusion Criteria

* bony injury on x-ray or computed tomography
* contraindications to recurrent icing
* high risk of deep-vein thrombosis
* injury greater than 3 days old
* ongoing recovery from previous acute ankle sprain
* age greater than 60
* non-English speaking patients, those patients unable to provide informed consent or patients with insufficient contact information for follow-up
Minimum Eligible Age

18 Years

Maximum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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University of British Columbia

OTHER

Sponsor Role lead

Workers' Compensation Board of BC

UNKNOWN

Sponsor Role collaborator

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Nicholas Rose, MD, PhD

Role: PRINCIPAL_INVESTIGATOR

University of British Columbia - Vancouver Coastal Health Research Institute

Central Contacts

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Nicholas Rose, MD, PhD

Role: CONTACT

604-875-5242

Other Identifiers

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H11-01150

Identifier Type: -

Identifier Source: org_study_id