The purpose of this study is to compare the efficacy on low back pain intensity at 6 months after randomization of a custom-molded lumbar-sacral orthosis as an add-on therapy to usual care in people with painful adult degenerative scoliosis.
Adult degenerative scoliosis is a spinal deformity that appears during adulthood, usually after 50 years, on a previous aligned spine or on an idiopathic scoliosis, due to a cascade of degenerative changes. Adult degenerative scoliosis is more prevalent in women than in men and affects up to 40% of adults aged 65 years and older. Overall, 60 to 80% of patients with adult degenerative scoliosis suffer from low back pain. Apart from analgesics, spinal glucocorticoid injections and physiotherapy, the 2 therapeutic options are bracing and spinal surgery. Recent literature has suggested better outcomes with surgery than with conservative care. However, the level of evidence was low and the use of bracing in the conservative approach was not specifically evaluated. Therefore, good quality studies assessing bracing efficacy in adult degenerative scoliosis are lacking, explaining in part why many physicians do not offer it as a first-line therapeutic option and instead refer patients to surgery. In a retrospective study of 38 patients with adult degenerative scoliosis, the use of a custom-molded lumbar-sacral orthosis, for a minimum of 6h/d, was associated with a reduction in curve progression as measured with the Cobb angle and with an improvement in pain and activity limitations, at 5-year follow-up. We hypothesize that a custom-molded lumbar-sacral orthosis as an add-on therapy to usual care (i.e. a standardized prescription of 20 outpatient physiotherapy sessions) could decrease symptoms in people with painful adult degenerative scoliosis as compared to usual care.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
130
A custom-molded lumbar-sacral orthosis made according to the Vésinet method associated with measures designed to enhance adherence based on goal-setting techniques (i.e. personalized advice, self-determination of the wearing time, hotline) techniques and monitoring of adherence using a temperature sensor chip to provide feedbacks to participants on the wearing time at follow-up visits, and usual care (i.e. a standardized prescription of 20 outpatient physiotherapy sessions including active self-correction, spinal muscle strengthening, spine and lower limb stretching and learning of home-based exercises).
Usual care consisting in a standardized prescription of 20 outpatient physiotherapy sessions including active self-correction, spinal muscle strengthening, spine and lower limb stretching and learning of home-based exercises
Assistance Publique - Hôpitaux de Paris, Service de Rééducation et de Réadaptation de l'Appareil Locomoteur et des Pathologies du Rachis, Hôpital Cochin
Paris, Île-de-France Region, France
Low back pain intensity
Mean variation from baseline in low back pain intensity at 6 months after randomization, using a self-adminitred 11-point numeric rating scale
Time frame: 6 months after randomization
Low back pain intensity
Mean variation from baseline in low back pain intensity at 12 and 24 months after randomization, using a self-adminitred 11-point numeric rating scale (0, no pain and 100, maximal pain in 10-point increments)
Time frame: 12 and 24 months after randomization
Spine-specific activity limitations
Mean variation in spine-specific activity limitations using the self-administered Oswestry Disability Index (ODI, 0 no limitations and 100, maximal limitations) at 6, 12 and 24 months,
Time frame: 6,12 and 24 months
Health-related quality of life
Mean variation in health-related quality of life using the self-administered EQ-5D-5L questionnaire (1, having no problems and 5, having extreme problems) at 6, 12 and 24 months,
Time frame: 6,12 and 24 months
Progression of the lumbar curve
Percentage of participants with a progression of the lumbar curve, as measured by the Cobb angle, greater than 5° on an EOS® full-spine X-ray standardized posteroanterior X-ray in standing, weight-bearing position (EOS® full-spine X-ray system) at 12 and 24 months
Time frame: 12 and 24 months
Spine surgery
Percentage of participants who self-report spine surgery at 24 months
Time frame: 24 months
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Cost-utility ratio
Estimated total costs and incremental cost-utility ratio at 24 months
Time frame: 24 months