Please select the eligibility criteria that correspond to the clinical trial below.
Title: The Effect of Cognitive Functional Therapy on Patients With Non-specific Chronic Low Back Pain: a Multi-centre Randomized Trial
Brief Summary: The purpose of this study is to evaluate whether individual cognitive functional therapy (CFT), when compared to group exercise classes is effective in reducing pain and disability in patients with non-specific chronic low back pain.


Options:
A: Inclusion Criteria:

1. Low Back Pain lasting more than 12 weeks with or with out pain radiating into the leg(s)
2. Age 18 - 60 years

Exclusion Criteria:

1. Serious spinal pathology

   1. Malignancy
   2. Osteoporosis,
   3. Fresh vertebral fracture
   4. Newly operation on the back
   5. Stenosis of the lumbar spine
   6. Unstable spondylolistesis
   7. Infections in the back
2. Neurological dysfunction of the thoracic or abdominal muscles
3. Pregnancy/breastfeeding
4. Mental illness
5. Health conditions which prohibit intensive training.
6. Languish problems/ dyslexia
B: Inclusion Criteria:

Primary inclusion criteria for receiving MRI

* The patient must have LBP with a current duration of 3 - 12 month.
* The patient must have an actual pain intensity ≥4 on numerical pain rating scale from 0-10.

Secondary inclusion criteria for receiving MRI

* The patient must speak and understand Danish.
* The patient must be between 18-60 years of age.
* The patient must be willing to participate in the project. Inclusions criterium for the project
* There must be an MRI showing MC in the lumbar spine.

Exclusion Criteria:

* The patient is unable to go through with the project because of other physical or mental disorder.
* The patient is pregnant.
* The patient is referred to operation.
C: Inclusion Criteria:

* Consultation for low back pain, with or without referred or radiated pain; no signs of systemic disease or criteria for surgery.

Exclusion Criteria:

* Inability to fill out the questionnaires (blindness, dementia, illiteracy; total habitual prostration;
* Diagnosis of rheumatologic inflammatory disease, fibromyalgia or cancer in last 5 years;
* Suspicion of fibromyalgia.
D: Inclusion Criteria:

* Aged between 18 and 75
* Chronic low back pain greater than 6 months duration
* Score greater than 14% for disability on Oswestry Disability Index (ODI)
* Independently mobile (with or without aids), to be capable of participating in a rehabilitation programme

Exclusion Criteria:

* Primary pain area is not the lumbar spine (from T12-buttocks)
* Leg pain as the primary problem (nerve root compression or disc prolapse with true radicular pain/radiculopathy, lateral recess/central or spinal stenosis with primary leg pain)
* \<6 months post lumbar spine or lower limb or abdominal surgery
* Pain relieving procedures such as injection based therapy (e.g epidurals) and day case procedures (e.g rhizotomy) in the last 3 months
* Pregnancy
* Rheumatologic/inflammatory disease (e.g. rheumatoid arthritis (RA), ankylosing spondylitis (AS), psoriatic arthritis, lupus, scheuermann's disease)
* Progressive neurological disease (e.g. multiple sclerosis (MS), parkinson's disease (PD), motor neuron disease (MND)
* Unstable cardiac conditions
* Red flag disorders like malignancy/cancer, acute traumas like fracture (\<6 months ago) or infection, spinal cord compression/cauda equina

Answer: D