Occlusal Adjustment as Treatment for Chronic Orofacial Pain

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT00899717
Recruitment Status : Completed
First Posted : May 12, 2009
Results First Posted : July 16, 2013
Last Update Posted : July 26, 2013
Information provided by (Responsible Party):
Urbano Santana, University of Santiago de Compostela

Study Type: Interventional
Study Design: Allocation: Randomized;   Intervention Model: Parallel Assignment;   Masking: Triple (Participant, Investigator, Outcomes Assessor);   Primary Purpose: Treatment
Conditions: Temporomandibular Joint Disorders
Orofacial Pain
Interventions: Procedure: Occlusal adjustment
Procedure: Placebo occlusal adjustment

  Participant Flow

Recruitment Details
Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations
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Pre-Assignment Details
Significant events and approaches for the overall study following participant enrollment, but prior to group assignment
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Reporting Groups
Real Occlusal Adjustment Occlusal adjustment : modification of occlusal surfaces
Sham Occlusal Adjustment Placebo occlusal adjustment : Simulated modification of occlusal surfaces

Participant Flow:   Overall Study
    Real Occlusal Adjustment   Sham Occlusal Adjustment
STARTED   10   11 
COMPLETED   10   11 

  Baseline Characteristics

Population Description
Explanation of how the number of participants for analysis was determined. Includes whether analysis was per protocol, intention to treat, or another method. Also provides relevant details such as imputation technique, as appropriate.
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Reporting Groups
Real Occlusal Adjustment No text entered.
Sham Occlusal Adjustment No text entered.
Total Total of all reporting groups

Baseline Measures
   Real Occlusal Adjustment   Sham Occlusal Adjustment   Total 
Overall Participants Analyzed 
[Units: Participants]
 10   11   21 
[Units: Participants]
<=18 years   0   0   0 
Between 18 and 65 years   10   11   21 
>=65 years   0   0   0 
[Units: Years]
Mean (Standard Deviation)
 34.7  (13.7)   29.73  (8.61)   32.1  (11.34) 
[Units: Participants]
Female   9   8   17 
Male   1   3   4 
Region of Enrollment 
[Units: Participants]
Spain   10   11   21 

  Outcome Measures

1.  Primary:   Visual Analogic Scale for Pain Intensity (0-10)   [ Time Frame: Baseline, immediately after therapy, 3 months and 6 months after therapy ]

2.  Secondary:   Symptom Checklist-90-Revised (SCL-90-R®)   [ Time Frame: Before and 6 months after therapy ]

3.  Secondary:   Preferred Chewing Side   [ Time Frame: Before and 6 months after therapy ]

4.  Secondary:   Maximum Mouth Opening (mm)   [ Time Frame: 6 months (before and after therapy) including 4 assessment points: pre-treatment, post-treatment, 3- and 6-month follow up ]

5.  Secondary:   Condylar Path Angles   [ Time Frame: Baseline ]

  Serious Adverse Events

  Other Adverse Events

  Limitations and Caveats

Limitations of the study, such as early termination leading to small numbers of participants analyzed and technical problems with measurement leading to unreliable or uninterpretable data
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  More Information

Certain Agreements:  
Principal Investigators are NOT employed by the organization sponsoring the study.
There is NOT an agreement between Principal Investigators and the Sponsor (or its agents) that restricts the PI's rights to discuss or publish trial results after the trial is completed.

Results Point of Contact:  
Name/Title: Urbano Santana Penín
Organization: University of Santiago de Compostela
phone: 0034647344093

Responsible Party: Urbano Santana, University of Santiago de Compostela Identifier: NCT00899717     History of Changes
Other Study ID Numbers: 2009/017
First Submitted: May 11, 2009
First Posted: May 12, 2009
Results First Submitted: April 10, 2013
Results First Posted: July 16, 2013
Last Update Posted: July 26, 2013