Validation of claims ‐based diagnoses for rheumatoid arthritis in Japan: Results from the VALIDATE‐J study

ConclusionVALIDATE-J demonstrated high PPVs for most claims-based algorithms for diagnosis of prevalent and incident RA using Japanese claims data. These findings will help inform appropriate RA definitions for future claims database research in Japan.

Source: International Journal of Rheumatic Diseases - January 1, 2024 Category: Rheumatology Authors: Naonobu Sugiyama, Mitsuyo Kinjo, Sadao Jinno, Cynthia de Luise, Toshitaka Morishima, Takakazu Higuchi, Kayoko Katayama, Haoqian Chen, Edward Nonnenmacher, Ryota Hase, Daisuke Suzuki, Yoshiya Tanaka, Soko Setoguchi Tags: ORIGINAL ARTICLE Source Type: research