Adolescent idiopathic scoliosis: fixation of the back by screw or hook fixation?
Recruiting
- Conditions
- adolescent idiopathic scoliosis, spondylodesis, spinal fusion, idiopathische scoliose, spondylodese
- Registration Number
- NL-OMON27556
- Lead Sponsor
- Erasmus Medical Center, department of orthopaedic surgery, Rotterdam
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- Not specified
- Target Recruitment
- 60
Inclusion Criteria
adolescent idiopathic scoliosis
- coronal Cobb angle of >50°
Exclusion Criteria
- neuromuscular scoliosis
- congenital scoliosis
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method The primary study parameter is difference in coronal Cobb angles after two years of follow-up.
- Secondary Outcome Measures
Name Time Method - vertebral rotation angles <br /><br>- number of complications and/or revisions <br /><br>- pulmonary function measures <br /><br> - vital capacity (VC) <br /><br> - absolute and percent predictive <br> forced vital capacity (FVC) <br /><br> - absolute and percent predictive <br> forced expiratory volume in 1 second<br /><br> - FEV-1/VC ratio <br /><br>- lung volume <br /><br>- preoperative and postoperative clinical photographs <br /><br>- questionnaire results (SRS-30, CHQ-CF87, CHQ-PF50) <br /><br>- CT evaluation of accuracy of pedicle screw placement within the pedicle <br /><br>- serum measurements of cobalt and chromium at seven certain moments