About this trial
This protocol describes a 6-month randomised, controlled exercise trial in patients with axial spondyloarthritis (axSpA) with re-randomization after 3-months. The primary outcome of the trial (disease activity) will be evaluated at 3-months. The exercise programme on trial comprises high intensity interval training (HIIT), muscular strength exercise and aerobic physical activity sessions of specified duration, frequency, and intensity. It also includes brief knowledge videos to empower the patient. The intervention is remotely delivered by the SPARK application with personalised follow-up including monitoring to ensure exercise progression and adherence to exercise intensity. The SPARK application is built on a platform delivered by ABEL Technologies (trademark) and is customised for patients with axSpA.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
axSpA diagnosis within the last two years by a rheumatologist according to the ASAS criteria of 2009
active disease (ASDAS > 1.3)
Disqualifiers
Active uveitis.
CRP > 30.
Former or current use of bDMARDs.
Pregnancy or planned pregnancy within 6 months from inclusion.
Trial design
Crossover
Treatments tested in this trial
Exercise with supervision
BehavioralRemote exercise will be administered with digital supervision. The Exercise group will receive a personalised program with individual adaptations aiming to perform 3 exercise sessions per week including HIIT, strength exercise and moderate intensive aerobic exercise. Participants will consult their rheumatologist parallel to the SPARK trial.
Exercise without supervision
BehavioralRemote exercise will be administered without digital supervision. Participants will receive a standard exercise program fulfilling the exercise protocol requirements, the exercise program will progress. But there will be no direct contact between the participant and the coach. Participants will consult their rheumatologist parallel to the SPARK trial.
Treatment groups
Trial outcomes
Primary outcomes
Disease activity 3 months
Number of participants in ASDAS inactive (ASDAS \< 1.3) at 3 months
Secondary outcomes
Biologic disease modifying anti-rheumatic drugs 3 months
Number of participants on biologic disease modifying anti-rheumatic drugs (bDMARD) at 3 months
Disease activity 6 months
Number of participants in ankylosing spondylitis disease activity score (ASDAS) inactive (ASDAS \< 1.3) at 6 months
Proportion of participants using non-steroidal anti-inflammatory drugs
Usage of non-steroidal anti-inflammatory drugs (NSAIDs)
Bath ankylosing spondylitis metrology index
Physical function measured by Bath ankylosing spondylitis metrology index (BASMI). Range 0-10 where 0= no functional impairment 10=very significant impairment
Other outcomes
Adherence to exercise protocol
Thorugh data collection with sports watch, blue tooth technology and the SPARK app we collect the pulse level during the aerobic exercises. Additionnally participants and physiotehrapist record exercises and work-load of the strentgh exercises directly in the SPARK app.
Sponsors and contacts
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