Table 1. Subject Characteristics in the Subarachnoid Hemorrhage (Experimental) Group and Discus Hernia (Control) Group.

	SAH group (n = 12)		DH group (n = 12)		t	df	P	NS
	Mean	SD	Mean	SD
Age	45.92	8.81	45.5	12.59	0.09	22	0.93	NS
Education	10.67	1.97	12.17	1.80	-1.95	22	0.06	NS
WAIS - comprehension	20.83	4.324	21.83	4.73	-0.54	22	0.59	NS
WAIS - similarities	19.08	2.811	20.25	3.08	-0.97	22	0.34	NS