Chinese study of 4091 SLE pts, 3% (106) dx w/ osteonecrosis (AVN). AVN risk factors included: - SLE onset age ≤ 30 (HR 1.6) - Arthritis (HR 1.6) - Organ damage (HR 2.6) - RNP+ (HR 1.7) - High steroid doses (HR 1.7) https://t.co/DnqhEIWztY https://t.co/aP0uh0oh1x