Priority 16 from the Psoriatic Arthritis PSP

UNCERTAINTY: What is the role of non-pharmacological treatments such as physiotherapy, occupational therapy and podiatry in treating patients with psoriatic arthritis? (JLA PSP Priority 16)
Overall ranking 16
JLA question ID 0108/16
Explanatory note  There is an evidence gap about the role of non-pharmacological treatments for treating psoriatic arthritis. Particularly understanding which non-pharmacological interventions show the best effect. Should a package of non-pharmacological interventions be offered as part of treatment? What is the best type of exercise? Are specific exercises better?
Evidence

This question has been partially addressed in the evidence base from the following guideline: 

NICE, 2018. Adults with axial spondyloarthritis are referred to a specialist physiotherapist for a structured exercise programme https://www.nice.org.uk/guidance/qs170
Health Research Classification System category Inflammatory and immune system
Extra information provided by this PSP
Original uncertainty examples What role do occupational therapists have in chronic PSA around adaptations? 
Submitted by 20 uncertainties submitted 
PSP information
PSP unique ID 0108
PSP name Psoriatic Arthritis
Total number of uncertainties identified by this PSP. 46  (To see a full list of all uncertainties identified, please see the detailed spreadsheet held on the JLA website)
Date of priority setting workshop 12 July 2021