Table 8.

Mean comparison of neuropsychological functions depended on existence of frontal lobe lesion

	FL	F-NFL	NFL	F
	(n = 14)	(n = 35)	(n = 31)
WCST
% errors	53.00±19.79	49.97±17.96	27.13±12.10	10.89***
% perseverative errors	31.86±20.65	28.34±13.79	15.42±9.33	6.11**
% conceptual level responses	32.07±26.56	35.49±23.88	65.29±16.98	9.23***
No. of completed categories	2.00±2.32	2.17±2.20	5.00±1.43	9.53***
CTT2	213.14±93.73	227.54±77.15	153.65±81.04	1.49
COWAT	30.57±20.56	32.40±21.85	44.23±22.39	0.91
EMQ	50.07±44.07	74.86±34.36	44.97±37.38	1.76
GDS	12.07±9.47	15.37±7.47	10.52±8.34	0.57
STAI	44.43±13.42	50.26±13.26	43.48±12.78	0.89
ABS	11.57±9.51	14.94±8.30	4.84±4.11	8.80***

**p < 0.01, ***p < 0.001 Covariates: Age, Education, period of LOC. FL, frontal lesion; F-NFL, frontal-non-frontal lesion; NFL, non-frontal lesion; WCST, Wisconsin Card Sorting Test; CTT2, Color Trail Test 2; COWAT, Controlled Oral Word Association Test; EMQ, Everyday Memory Questionnaire; GDS, Geriatric Depression Scale; STAI, State-Trait Anxiety Inventory; ABS, Agitated Behavior Scale.