EXTON, Pa.--(BUSINESS WIRE)--In a comparison of patient reported ratings on autoimmune disease impact on quality of life metrics, BioTrends Research Group found that patients with ankylosing spondylitis (AS) and Lupus/SLE (SLE) reported significantly higher impact on “Activities of Daily Living” and “Emotional Health” compared to patients with rheumatoid arthritis (RA) and psoriatic arthritis (PsA). All of the patients with autoimmune disease reported higher disease impact compared to patients suffering from gout, another condition covered in the PatientTrends series.