Relationships among Antibodies against Extractable Nuclear Antigens, Antinuclear Antibodies, and Autoimmune Diseases in a Brazilian Public Hospital

Table 1

Titers of ANA tests and clinical diagnosis of autoimmune diseases in anti-ENA-positive patients.

ANA Titles	Diagnosis AD
	N
1:80 – 1:160	0	1
1:160- 1:320	3	2
1:640 - >1:640	1	19

Y = presence of autoimmune disease; N = no diagnosis of autoimmune disease;   =  positive association between AD presence and ANA titers.