TABLE 3.

Reactivity of CDC synthetic VDRL antigen and BDMS VDRL antigen with serum from patients with DOS and with no known history of syphilis

Category of Sample	No. of specimens	No. of serum samples reactive (R) and nonreactive (N) with:
		CDC synthetic VDRL antigen		BDMS VDRL antigen		TP-PA		FTA-ABS
		R	N	R	N	R	N	R	N
Rheumatic fever	27	0	27	0	27	4	23	0	27
Coronary arterial disease	9	0	9	0	9	0	9	NDa	ND
Hypertension	6	0	6	0	6	0	6	ND	ND
Diabetes	4	0	4	0	4	0	4	ND	ND
Parkinson's disease	2	0	2	0	2	0	2	ND	ND
Obesity	2	0	2	0	2	0	2	ND	ND
Angina	2	0	2	0	2	0	2	ND	ND
Miscellaneous category	48	0	48	0	48	0	48	ND	ND
Total no.	100	0	100	0	100	4	96

^aND, not determined.