Table 1.

Characteristics of SLE and FM subjects enrolled in the study

	SLE	FM	p Value
Age (years)	48±14	53±14	0.022
Gender (% female)	88%	96%	0.072
Ethnicity
Caucasians	57%	76%
African Americans	23%	7%	0.019
Hispanic	11%	13%
Asian/Pacific Islander	9%	4%
Duration of disease (months)	13±10	12±9	0.504
Lupus Impact Tracker	41±22	63±19	<0.001
FM Impact Questionnaire	39±22	64±20	<0.001

Results are expressed average±SD or percentage as appropriate.

p Values comparing SLE and FM are given.

FM, fibromyalgia; SLE, systemic lupus erythematosus.