Table 4.

Structural MRI and white matter hyperintensities

Groups	No WMHI	Mild WMHI	Moderate WHMI	Severe WMHI	Very severe WMHI
Healthy controls (n = 20)	19 (95)	1 (5)	0 (0)	0 (0)	0 (0)
SLE (n = 64)	39 (58)	12 (19)	6 (9.4)	7 (11)	2 (3.1)
Subgroups
NonNPSLE (n = 25)	13 (52)	6 (24)	3 (12)	2 (8)	1 (4)
NPSLE (n = 39)	15 (54)	6 (39)	3 (8)	5 (13)	1 (2.6)

Data presented as (N (%)). Number and percentage of white matter hyperintensities (WMHI) in healthy controls (n = 20), all SLE patients (n = 64), as well as in subgroups of SLE (nonNPSLE (n = 25) and NPSLE (n = 39))

SLE systemic lupus erythematosus, NPSLE neuropsychiatric systemic lupus erythematosus