Impact of systemic lupus erythematosus on adverse outcomes and readmission after total shoulder arthroplasty: a Nationwide Readmission Database analysis 2016–2020

SLE significantly increases the risk of postoperative complications and readmissions following TSA, especially in older patients and those undergoing reverse TSA. However, the lack of data on immunosuppressive therapy, laboratory tests, and disease activity may weaken the strength of the evidence.