Predictive correlates of arthritis and joint damage in systemic lupus erythematosus: a multinational prospective cohort study.

Notwithstanding potential limitations with case definition, previous studies conducted predominantly with Caucasian, Hispanic and Black populations have estimated the prevalence of lupus arthritis to vary widely between 35% and 90%, suggesting that there may be significant disease phenotypic variation between ethnic groups [ 23 ].

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