Table 1.

Demographics of Study Subjects

Longitudinal: 4 samples per subject over 18 months
	ME/CFS GDBD	N	% of Total
Gender	Male	10	14%
	Female	64	86%
	Total	74	100%
	ME/CFS GDBD	N	% of Total
Ethnicity	Asian	1	1%
	Black	4	5%
	Hispanic	14	19%
	White	51	70%
	More than One	4	5%
	Total	74	100%
Age	Average	49.18919
	Median	49.5
	Std. Devi	10.95405

Single samples
	ME/CFS	N	% of Total		GWI	N	% of Total		HC	N	% of Total
Gender	Male	20	36%	Gender	Male	50	87%	Gender	Male	79	52%
	Female	35	64%		Female	8	13%		Female	72	48%
	Total	55	100%		Total	58	100%		Total	151	100%
	ME/CFS	N	% of Total		GWI	N	% of Total		HC	N	% of Total
Ethnicity	Asian	1	2%	Ethnicity	Asian	2	4%	Ethnicity	Asian	2	1%
	Black	3	5%		Black	22	38%		Black	23	15%
	Hispanic	19	35%		Hispanic	18	31%		Hispanic	66	44%
	White	32	58%		White	16	27%		White	60	40%
	More than One	0	0%		More than One	0	0%		More than One	0	0%
	Total	55	100%		Total	58	100%		Total	151	100%
Age	Average	45.42		Age	Average	44.09		Age	Average	46.876
	Median	44			Median	44			Median	47
	Std. Devi	8.439			Std. Devi	5.977			Std. Devi	8.606