Geneva, Aug. 6 -- International Clinical Trials Registry received information related to the study (DRKS00041199) titled 'Salivary Autoantibodies and Periodontitis-Associated Bacteria as Non-Invasive Biomarkers for the Diagnosis of Rheumatic Diseases' on July 31.

Study Type: observational

Study Design: Allocation: Masking: Control: Assignment: Study design purpose: other

Primary Sponsor: Praxis Dr. Niklas T. Baerlecken, Facharzt fur Innere Medizin und Rheumatologie

Condition: Rheumatoid arthritis, Sjogren's syndrome, axial spondyloarthritis, and periodontitis.

Intervention: Group 1: The planned study is designed to investigate non-invasive salivary biomarkers for rheumatoid arthritis (RA), Sjogren's syndrome (SS), and axial spondy...