Derivation and Validation of Algorithms to Identify Patients With Immunoglobulin-G4-Related Disease Using Administrative Claims Data.
Zachary Scott WallaceXiaoqing FuClaire CookCory A PeruginoYuqing ZhangJohn H StoneHyon K ChoiPublished in: ACR open rheumatology (2022)
We derived and validated a well-performing algorithm to identify IgG4-RD cases with typical manifestations of the disease. The claims-based algorithm can be used in research studies of IgG4-RD.