[Lupus Foundation of America LUPUS 21ST CENTURY 2018 CONFERENCE, Abstracts of the Fourth Biannual Scientific Meeting of the North and South American and Caribbean Lupus Community, Armonk, New York, USA, September 13 – 15, 2018 - ()] Big Data Analyses - BD-11 Lack of heterogeneity across race/ethnic groups in the risk of common comorbidities among patients with SLE compared to the general population in a large healthcare system in california