Accurate Detection of Changes in Disease Activity in Primary Sjogren's Syndrome by the European League Against Rheumatism Sjogren's Syndrome Disease Activity Index
Objective. To assess and compare the sensitivity to change of the European League Against Rheumatism Sjogren's Syndrome Disease Activity Index (ESSDAI) with that of other primary Sjogren's syndrome (SS) disease activity indexes. Methods. We abstracted 96 patient profiles, including data on 3 successive visits (visits 1-3), from the medical charts of patients with primary SS. Patient profiles were