Can disease activity in patients with psoriatic arthritis be adequately assessed by a modified Disease Activity index for PSoriatic Arthritis (DAPSA) based on 28 joints?

Michelsen, B; Sexton, J; Smolen, JS; Aletaha, D; Krogh, NS; van der Heijde, D; Kvien, TK; Hetland, ML

Michelsen, B (reprint author), Hosp Southern Norway Trust, Dept Rheumatol, Dept Med, N-4604 Kristiansand, Norway.

ANNALS OF THE RHEUMATIC DISEASES, 2018; 77 (12): 1736

Abstract

Objective To test the psychometric performance of a modified Disease Activity index for PSoriatic Arthritis (DAPSA) using 28 instead of 66 swollen/68 ......

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