Weight Reduction in CLBP

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-65
SponsorVrije Universiteit Brussel

About this trial

We will recruit overweight/ obese participants between the age of 18 and 65 with chronic nonspecific low back pain . The participants will be randomly assigned to one of two interventions (each lasting 10 weeks). All interventions will be delivered in a blended format and will be a combination of online education material and face-to-face sessions with a physical therapist. The first group (experimental intervention) will receive a behavioral weight reduction program combined with pain neuroscience education plus cognition-targeted exercise therapy. Participants in the second group (control intervention) will receive pain neuroscience education and cognition-targeted exercise therapy alone. Allocation to the groups will be at random. Participants and assessors will be blinded for group allocation. The primary outcomes is pain intensity. Secondary outcomes include other pain related outcomes, body composition, physical activity, sedentary behavior, dietary intake and function.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Overweight (BMI ≥ 25 kg/m2) or obese (BMI ≥ 30 kg/m2) with chronic low back pain

Non-specific low back pain for at least 3 months' duration

Currently seeking care for low back pain

Native Dutch speaker

Disqualifiers

Leg pain of 7 or higher (on a maximum of 10) on a numeric rating scale

Evidence of specific spinal pathology (e.g., hernia, spinal stenosis, spondylolisthesis, infection, spinal fracture or malignancy)

Evidence of a severe underlying comorbidity (e.g. diabetes, cardiovascular problems, metabolic diseases)

BMI ≥ 40 kg/m2

Trial design

Design model

Parallel

Treatments tested in this trial

  • Pain Neuroscience Education

    Behavioral

    Increase pain coping skills and educating the patients that pain is in the brain, and that hypersensitivity of the central nervous system rather than local tissue damage contributes to their symptoms.

  • Cognition-targeted exercise therapy

    Behavioral

    Daily (physical) activity and exercise therapy. To confront the patient with movements and activities that are feared, avoided and/or painful using a gradual and cognition-targeted approach.

  • Behavioral weight reduction program

    Behavioral

    Changes in diet, behavior and a physical exercise to reach weight loss. It will include a lifestyle approach, incorporating behavioral theories and constructs to assist and facilitate healthy energy balance related behavior.

Treatment groups

84 Participants
are divided into 2 treatment groups
Group A: Experimental interventionExperimental treatment 3 interventions
Group B: Control interventionActive comparator 2 interventions

Trial outcomes

Primary outcomes

1

Brief Pain inventory (BPI)

Questionnaire for assessing clinical pain

Time frame
Change from baseline to 6 months (T3) after therapy completion
2

Brief Pain inventory (BPI)

Questionnaire for assessing clinical pain

Time frame
Difference between groups at 6 months (T3) after therapy completion

Secondary outcomes

1

Brief Pain inventory (BPI)

Questionnaire for assessing clinical pain

Time frame
Baseline assessment (T0)
2

Brief Pain inventory (BPI)

Questionnaire for assessing clinical pain

Time frame
T1 assessment directly post treatment (i.e. 10 weeks after baseline)
3

Brief Pain inventory (BPI)

Questionnaire for assessing clinical pain

Time frame
T2-assessment 3 months after therapy completion
4

Brief Pain inventory (BPI)

Questionnaire for assessing clinical pain

Time frame
T3-assessment 6 months after therapy completion

Other outcomes

Sponsors and contacts

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Vrije Universiteit Brussel

Lead sponsor

Rotterdam University of Applied Sciences

Collaborator