Pediatric rheumatology

The impact of psoriasis on wellbeing and clinical outcomes in juvenile psoriatic arthritis

Rheumatology (Oxford)Published Prospective cohort study

Authors' conclusion

CYP with psoriasis at JPsA diagnosis report worse mood, supporting a greater disease impact in those with both skin and joint involvement.

Study context

Population
Children and young people recruited to the Childhood Arthritis Prospective Study, a UK multicentre JIA inception cohort, January 2001–March 2018
Exposure
Juvenile PsA (JPsA) vs other JIA categories; within JPsA, with vs without psoriasis
Outcome
Patient-reported outcomes at diagnosis and 3-year outcome trajectories (active joint counts, PGA, PaGA)
Methodological detailsinception cohort, multicentre, multivariable linear regression
  • Inception cohort
  • Multicentre
  • Multivariable linear regression

Main finding

As reported in the abstract

Coefficient

9.8

95% CI 0.5–19.0

JPsA with psoriasis vs JPsA without psoriasis · depressive symptoms at diagnosis

Odds

2.3

95% CI 1.2–4.6

JPsA vs Non-JPsA · persistent high PaGA trajectory, despite improving joint counts and PGA

Observational data: associations, not effects.

Original publication

The impact of psoriasis on wellbeing and clinical outcomes in juvenile psoriatic arthritis. Rheumatology (Oxford). Published 19 July 2023. doi:10.1093/rheumatology/kead370

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