Table 1.

Clinical characteristics of patients with SLE and healthy controls.

	SLE	Controls	P	LN	NLN	P
Number	70	32	—	34	36	—
Sex (female/male)	63/7	29/3	0.8	33/1	30/6	0.1
Age (years)	36.8 ± 12.4	35.4 ± 7.9	0.5	38.8 ± 12.6	34.9 ± 12.1	0.2
SLEDAI score	13.00 ± 5.79	—	—	15.41 ± 5.32	11.03 ± 5.56	0.001

SLEDAI: systemic lupus erythematosus disease activity index.