Evaluation of the Canadian Clinical Practice Guidelines Risk Prediction Tool for Acute Aortic Syndrome: The RIPP Score

Table 4

Area under the curve for each prediction tool. The difference in area under the curve for each tool in comparison to the RIPP score. The RIPP score has a higher AUC than the ADDRS and the AORTAs, and a lower AUC than the Von Kodolitsch score and Lovy decision aid.

	Area under the curve (AUC)	AUC difference	Pr > Chisq
ADDRS	0.79	−0.04	0.0009
LOVY	0.84	0.02	0.36
AORTAs	0.77	−0.05	0.0002
Von Kodolitsch	0.87	0.04	0.02
RIPP	0.83	—	—