Anti-Ro52 Antibodies and Interstitial Lung Disease in Connective Tissue Diseases Excluding Scleroderma

Table 1

Sensitivity (Ss), specificity (Sp), positive (PPV), and negative (NPV) predictive values of anti-Ro52 reactivity in determining pulmonary involvement in connective tissue diseases.

ILD	PARo52A	(CI 95%)
		Ss, %	Sp, %	PPV, %	NPV, %
𝑛=26	𝑛=35	96.2 (89–100)	83.3 (53–100)	71.4 (56–86)	83.3 (53–100)

ILD, interstitial lung disease; PARo52A, positive anti-Ro52 antibodies.