Clinical and laboratory features	N.	%
Sex	92	96.8
Age (mean ± SD)	43.38±11.49
Age at diagnosis (mean ± SD)	31.14±11.83
Anti-dsDNA	69	72.6
MSUS Erosive score (mean ± SD)	0.44±1.34
MSUS Erosions (yes/no)	15/80	15.8