Table 2.

Combined ROC results of the anti-mitochondrial antibodies (AMA-M2), anti-histone autoantibodies, and PLA2/COX for patient group according to control group as a reference group.

Parameters	AUC	Sensitivity %	Specificity %	p Value	95% CI
AMA-M2 with anti-histone antibodies	0.743	40.0%	100.0%	0.006	0.601–0.885
AMA-M2 with PLA2/COX	0.871	87.5%	78.6%	0.000	0.774–0.969
Anti-histone antibodies with PLA2/COX	0.909	90.0%	75.0%	0.000	0.834–0.984
AMA-M2 with anti-histone antibodies with PLA2/COX	0.941	95.0%	78.6%	0.000	0.881–1.000