Table 2.

AUC for the age-adjusted log-transformed risk scores—AS

Risk score	AUC	(95 % CI)
BCRAT	0.56	(0.53, 0.59)
IBIS	0.51	(0.48, 0.54)
SNP	0.55	(0.53, 0.58)
BCRAT × SNP	0.59	(0.56, 0.61)
IBIS × SNP	0.55	(0.52, 0.58)

Change in AUC (1 degree of freedom)

BCRAT χ ² = 2.82, P = 0.09

IBIS χ ² = 8.69, P = 0.003