TABLE 2.

Reactivity of sera from patients with conditions other than HGE

Patient condition	No. of samples reactive/no. of samples examined
	IgM			IgG
	IFA	EIA	WB	IFA	EIA	WB
Systemic lupus erythematosus	0/2	0/2	0/2	0/2	0/2	0/2
Rheumatoid factor	0/5	1/5	0/5	0/7	0/7	0/5
Chronic fatigue syndrome	0/5	0/5	0/5	1/5	0/5	0/5
Infectious mononucleosis	0/1	0/1	0/1	0/1	0/1	0/1
Group A streptococcal sequelae	0/2	0/2	0/2	0/2	0/2	0/2
Relapsing fever	0/3	0/3	0/3	0/3	0/3	0/3
Syphilis	0/5	0/5	0/5	0/5	0/5	0/5
Human monocytic ehrlichiosis	0/3	0/3	0/3	0/3	0/3	0/3
Rocky Mountain spotted fever	2/4	0/4	0/4	0/4	0/4	0/4
Q fever	0/1	0/1	0/1	0/1	0/1	0/1
All disorders	2/53	1/31	0/31	1/53	0/46	0/31
Healthy donors	0/32	1/169	0/30	0/32	2/169	0/30