Table 1.

Demographic characteristics of the study sample.

	MCI	VaMCI	P value (two-tailed)
Age	66.95	66.15	0.810
Years of education*	15.00	14.45	0.671
Hollingshead Two-Factor Index of Social Position**	29.94	32.53	0.644

*Some subjects did not disclose information regarding their educational background. Overall, 17 out of 20 MCI patients and 20 out of 20 VaMCI patients disclosed their number of years of education.

**17 out of 20 MCI patients and 19 out of 20 VaMCI patients disclosed their occupational information. Lower Hollingshead scores refer to higher index of social position.