Table 3.

Demographical data of the controls

Ages	Controls	Females (n = 45)	%	Males (n = 41)	%	SD
25-40	19	10	0.53	9	0.47	0.707
41-60	46	24	0.52	22	0.48	1.41
61-72	21	11	0.53	10	0.47	0.707
Total	86	45	0.53	41	0.47	2.82