Table 1.

Sensitivity, specificity, AuROC, positive and negative predictive values at a range of DAP cut-points

Cut-point	Sensitivity		Specificity		AuROC		PPV		NPV
<0.5
Estimate	17.3%		98.8%		0.58		72.7%		86.5%
95% CI	11.4%	24.6%	97.7%	99.4%	0.55	0.61	54.5%	86.7%	84.0%	88.7%
<0.1
Estimate	50.4%		94.4%		0.72		62.5%		91.1%
95% CI	41.8%	58.9%	92.5%	95.9%	0.68	0.77	52.9%	71.5%	88.8%	93.0%
<0.2
Estimate	78.4%		80.5%		0.80		42.9%		95.2%
95% CI	70.6%	84.9%	77.5%	83.3%	0.76	0.83	36.7%	49.2%	93.3%	96.8%
<3
Estimate	97.1%		46.2%		0.72		25.2%		98.9%
95% CI	92.8%	99.2%	42.5%	49.8%	0.69	0.74	21.6%	29.1%	97.1%	99.7%

AuROC area under the area the receiver operator curve, PPV positive predictive value, NPV negative predictive value