Table 2.

Demographic data, AD t-sums (means ± SD) and values for AUC and 95% CI in ADNI and NEST-DD databases

	ADNI			NEST-DD
	all patients	EOAD	LOAD	all patients	EOAD	LOAD
n	89	15	74	237	73	163
Age	75.8 ± 7.6	64.2 ± 5.1	78.2 ± 5.6	70.8 ± 8.3	60.8 ± 5.8	75.3 ± 4.2
MMSE	23.5 ± 2.1	23.3 ± 2.2	23.5 ± 2.1	20.9 ± 4.4	20.9 ± 4.6	21.0 ± 4.3
AD t-sum	38,709 ± 31,970	76,025 ± 41,884	31,145 ± 23,485	39,977 ± 35,203	58,622 ± 46,544	31,794 ± 24,778
AUC	0.896	0.976	0.879	0.932	0.937	0.929
CI	0.850–0.941	0.947–1.000	0.825–0.932	0.897–0.966	0.892–0.982	0.890–0.968

NEST-DD: classification of onset type was missing for 1 patient.