Table 2.

Statistics of the data set.

Attribute	Count	Mean	Std	Min	25%	50%	75%	Max
Age	373	77.013	7.641	60	71	77	82	98
EDUC	373	14.598	2.876	6	12	15	16	23
SES	354	2.460	1.134	1	2	2	3	5
MMSE	371	27.342	3.683	4	27	29	30	30
eTIV	373	1488.129	176.139	1106	1357	1470	1597	2004
nWBV	373	0.730	0.037	0.644	0.7	0.729	0.756	0.837
ASF	373	1.195	0.138	0.876	1.099	1.194	1.293	1.587
CDR	373	0.291	0.375	0	0	0	0.5	2