Table 1.

Demographic data for patients acquired from the ADNI (Alzheimer’s Disease Neuroimaging Initiative) database.

	NL	AD	Stable MCI	Prodromal AD
Number of patients	111	94	186	55
Age	75.3 (6.4), 63–94	75.5 (8.3), 56–90	71.2 (7.7), 55–90	*75.1 (6.5), 60–87
MMSE	29.0 (1.1), 26–30	*24.2 (1.8), 20–26	28.2 (1.6), 24–30	*26.9 (1.9), 24–30
Sex (M:F)	91:107	59:35	100:86	33:22
Follow-Up Duration	57.2 (20.9), 36–121	*10.4 (7.1), 0–27	53.7 (18.2), 36–112	*40.7 (23.7), 0–107

*p < 0.05, student t-test between NL vs. AD and stable MCI vs. prodromal AD. Sex ratio is compared by chi-square test.