Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Randomized Pragmatic Trial About the Effectiveness of an App Based Relaxation Technique for Patients With Chronic Low Back Pain
Brief Summary: The aim of the pragmatic randomized study is to evaluate whether additional relaxation technique is more effective in the reduction of chronic low back pain compared to usual care alone.


Options:
A: Inclusion Criteria:

* arthritic condition (osteoarthritis, rheumatoid arthritis or fibromyalgia)
* internet access and ability to use computer

Exclusion Criteria:

* active treatment for cancer
* taken small group arthritis self-management program
B: Inclusion Criteria:

* female or male
* 18-65 years of age
* chronic low back pain for at least 12 weeks
* if additional back pain is reported, low back pain has to be predominant
* intensity of the average low back pain ≥ 4 on the numeric rating scale (NRS) in the last week
* presence of a smartphone (iphone, Android phone) and willingness to do data entry through a smart phone application (App)
* willingness to be randomized, to apply study intervention according to the protocol, to complete the baseline questionnaire in paper form and electronic questionnaires and diaries provided by an App physical and mental ability to participate in the study
* written and oral informed consent

Exclusion Criteria:

* low back pain caused by a known malignant disease
* neck pain caused by trauma
* known rheumatic disorder
* history or planned surgery of the spinal column of the low back in the next 6 months
* known neurological symptoms e.g radicular symptoms because of prolapsed vertebral disc
* regular intake of analgesics (\>1x per week) because of additional diseases
* intake of centrally acting analgesics
* known severe acute or chronic disorder, that do not allow participation in the therapy
* other known diseases, that do not allow participation in the therapy
* known alcohol or substance abuse
* no sufficient German language skills
* current application for a benefit
* participation in another clinical trial during six months before the study and parallel to the study
* conducting regular relaxation techniques, mindfulness training or meditation six weeks before the study or planned in the next 6 months
C: Inclusion Criteria:

1. Able to provide consent to participate in research
2. Stated willingness to comply with all study procedures and availability for the duration of the study
3. Male or female, age 13 or older
4. An ongoing low back-pain problem that has persisted at least 3 months and has resulted in pain on at least half the days in the past 6 months.
5. Ability to comprehend spoken and written English
6. Owns a compatible android or iOS smartphone, or personal laptop or desktop computer (excluding tablets) to complete surveys and has access to email.

Exclusion Criteria:

1. Presents with a condition that interferes with virtual reality usage, including history of seizure, facial injury precluding safe placement of headset, significant visual or hearing impairment that impacts ability to see the virtual reality images or follow audio instructions
2. Are being recommended for long-term hospitalization that would require more than three-week stay in the hospital
3. Received surgical procedure within the previous 8 weeks
4. Surgery is planned within the next 3 months
5. Is currently using a spinal cord stimulator
6. Has low back pain attributable to a recognizable, specific pathology, including spinal infection, cancer, fracture, or inflammatory spondylopathies, consistent with the NIH Task force on Research Standards for chronic low back pain
7. Previously participated in a virtual reality clinical trial
D: Inclusion Criteria:

* female or male
* 18-65 years of age
* chronic neck pain for at least 12 weeks
* if additional back pain is reported, neck pain has to be predominant
* intensity of the average neck pain ≥ 4 on the numeric rating scale (NRS) in the last week
* presence of a smartphone (iphone, Android phone) and willingness to do data entry through a smart phone application (App)
* physical and mental ability to participate in the study
* willingness to be randomized, to apply study intervention according to the protocol, to complete the baseline questionnaire in paper form and electronic questionnaires and diaries provided by a smart phone application
* written and oral informed consent

Exclusion Criteria:

* neck pain caused by a known malignant disease
* neck pain caused by trauma
* known rheumatic disorder
* history or planned surgery of the spinal column of the neck in the next 6 months
* known neurological symptoms e.g radicular symptoms because of prolapsed vertebral disc
* regular intake of analgesics (\>1x per week) because of additional diseases
* intake of centrally acting analgesics
* known severe acute or chronic disorder, that do not allow participation in the therapy
* other known diseases, that do not allow participation in the therapy
* known alcohol or substance abuse
* no sufficient German language skills
* current application for a benefit
* participation in another clinical trial during six months before the study and parallel to the study
* conducting regular relaxation techniques, mindfulness training or meditation six weeks before the study or planned in the next 6 months

Answer: B