Table 4.

Sensitivity, Specificity, Positive, and Negative Predictive Values of aPL Predictive Score.

Laboratory findings	Cutoff value	AUC	Sensitivity	Specificity	PPV	NPV
aPL predictive score	≤−1	0.64 (0.55-0.73)	83.5% (71.2-92.2)	34.3% (25.1-44.6)	41.4% (32.2-51.2)	79.1% (64.0-90.0)

Abbreviations: aPL, antiphospholipid; AUC, area under the curve; PPV, positive predictive value; NPV, negative predictive value.