Table 4.

Aβ status classification results (five-fold mean ± SD) for the impaired group of the test ADNI.

Biomarker	# Samples	AUC	Accuracy	Sensitivity	Specificity	Precision
Cognitive	258	0.760 ± 0.001	0.709 ± 0.000	0.632 ± 0.004	0.805 ± 0.005	0.801 ± 0.003
CSF	155	0.925 ± 0.003	0.849 ± 0.013	0.873 ± 0.024	0.816 ± 0.007	0.871 ± 0.004
T1-MRI	194	0.753 ± 0.002	0.697 ± 0.004	0.737 ± 0.011	0.649 ± 0.017	0.713 ± 0.008
Diffusion-MRI	37	0.828 ± 0.027	0.735 ± 0.048	0.760 ± 0.022	0.706 ± 0.083	0.755 ± 0.059
T1-MRI and risk	194	0.862 ± 0.003	0.777 ± 0.024	0.792 ± 0.021	0.760 ± 0.043	0.796 ± 0.030