Table 1. Estimated and observed sensitivities and specificities for two threshold estimates and the deterministic algorithm.

(SPEC_est/obs = estimated and observed specificity and SENS_est/obs = estimated/observed sensitivity)

		Registry A	Registry B
SPECest = 99.95	SPECobs	99.43	99.42
	SENSest	97.39	98.02
	SENSobs	94.64	96.50
SENSest = 99.95	SENSobs	99.19	98.99
	SPECest	97.04	98.79
	SPECobs	98.29	97.97
Deterministic	SENS	87.5	90.9
	SPEC	100	100