JOURNAL OF RHEUMATOLOGY, cilt.47, sa.1, ss.72-81, 2020 (SCI-Expanded, Scopus)
Objective. To construct a Frailty Index (FI) as a measure of vulnerability to adverse outcomes among patients with systemic lupus erythematosus (SLE), using data from the Systemic Lupus International Collaborating Clinics (SLICC) inception cohort.