[Influence of the treatment setting on the treatment of patients with rheumatoid arthritis or psoriatic arthritis within the delegation to rheumatological specialist assistants - A post hoc analysis of the StärkeR study].

Background: The StärkeR study has shown the non-inferiority of a team-based form of care with delegation to rheumatological specialist assistants (RFA) compared to standard care in patients with rheumatoid arthritis (RA) or psoriatic arthritis (PsA).

Objective: Exploratory analyses regarding a possible influence of the treatment setting (specialist practice/outpatient clinic) on various outcome parameters in patients with RA or PsA in the context of delegation to RFA.

Material And Methods: Patients with RA or PsA and stable adjustment with low disease activity from 3 outpatient clinics and 14 rheumatological specialist practices that participated in the StärkeR study were included in this post hoc analysis.