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Comprehensive Cohort Study of Bracing for Adolescent Idiopathic Scoliosis (AIS): A Feasibility Study

The recruitment status of this study is unknown because the information has not been verified recently.
Verified June 2010 by The University of Hong Kong.
Recruitment status was  Active, not recruiting
Scoliosis Research Society
Information provided by:
The University of Hong Kong Identifier:
First received: October 1, 2009
Last updated: June 25, 2010
Last verified: June 2010

The purpose of this study is to gain initial experience and information for proper planning and conduct of a confirmatory study (a multi-centre single-blind comprehensive cohort study of bracing).

Condition Intervention
Adolescent Idiopathic Scoliosis
Device: Brace

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety/Efficacy Study
Intervention Model: Parallel Assignment
Masking: Single Blind (Outcomes Assessor)
Primary Purpose: Treatment
Official Title: Single-blind Comprehensive Cohort Study Incorporating a Randomized Controlled Design on Bracing in AIS: A Feasibility Study

Resource links provided by NLM:

Further study details as provided by The University of Hong Kong:

Primary Outcome Measures:
  • Time to >= 6 degree curve progression from baseline, Time to curve exceeding 45 degree, Time to surgery recommended/undertaken. [ Time Frame: Baseline and every four months ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • SRS-22 questionnaire, C-STAI questionnaire, C-BDI-II. [ Time Frame: Baseline and every four months ] [ Designated as safety issue: No ]

Estimated Enrollment: 40
Study Start Date: October 2008
Estimated Study Completion Date: October 2010
Estimated Primary Completion Date: August 2010 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Brace - Randomized Device: Brace
Wearing a Thoraco-Lumbo-Sacral-Orthosis (TLSO) for a minimum of 20 hours per day
No Intervention: Observation - Randomized
Experimental: Brace - preference based Device: Brace
Wearing a Thoraco-Lumbo-Sacral-Orthosis (TLSO) for a minimum of 20 hours per day
No Intervention: Observation - preference-based


Ages Eligible for Study:   10 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  1. Diagnosis of AIS
  2. Age ≥10 years
  3. Risser sign 0-2
  4. Cobb's angle 20 deg to <25 deg with documented deterioration of at least 5 deg within the past 4 months (with a maximum of 10 days deviation), or 25 deg to <30 deg

Exclusion Criteria:

  1. History of treatment of AIS
  2. >= 1 year postmenarchal (for girls only)
  3. Physical or mental disability to adhere to bracing
  4. Diagnosis of musculoskeletal or development illness that might be responsible for the spinal curvature
  5. Structural thoracic scoliosis with apex above T7 (Note these patients are not suitable for under-arm brace)
  6. Difficulty to read, understand, and complete the study questionnaires
  7. Any criteria, which, in the opinion of the investigator, suggests that the subject would not be compliant with the study protocol
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00989495

The Duchess of Kent Children's Hospital
Hong Kong, China
Sponsors and Collaborators
The University of Hong Kong
Scoliosis Research Society
  More Information

No publications provided

Responsible Party: Daniel Y.T. Fong, The University of Hong Kong Identifier: NCT00989495     History of Changes
Other Study ID Numbers: dytfong, HKCTR-819
Study First Received: October 1, 2009
Last Updated: June 25, 2010
Health Authority: Hong Kong: Ethics Committee

Keywords provided by The University of Hong Kong:

Additional relevant MeSH terms:
Bone Diseases
Musculoskeletal Diseases
Spinal Curvatures
Spinal Diseases processed this record on November 27, 2014