Table 1:

Cognitive evaluation^a of patients with PD

Cognitive Tasks	FOG+ (n = 12) (mean ± SD)	FOG− (n = 12) (mean ± SD)	U Value	P Value
MMSE	28.27 ± 2.22	27.94 ± 1.58	67.00	.799
Corsi Span	4.27 ± 0.64	4.77 ± 0.92	44.00	.314
Verbal Span	3.54 ± 0.66	4.02 ± 0.70	45.50	.211
Immediate recall (Rey)	34.54 ± 8.44	42.64 ± 9.30	33.00	.044^b
Delayed recall (Rey)	7.65 ± 2.90	9.34 ± 2.73	40.00	.118
CA	10.85 ± 0.71	10.95 ± 1.77	55.50	.525
RCPM	26.00 ± 4.98	27.4 ± 3.21	53.50	.449
FAB	12.41 ± 1.74	15.67 ± 1.27	3.00	.001^b
Verbal fluency	28.52 ± 7.95	43.61 ± 8.87	16.00	.001^b
Stroop (part II)	37.20 ± 10.26	35.87 ± 10.21	65.50	.976
Stroop (part III)	18.42 ± 4.58	22.38 ± 5.71	37.00	.079
TPCT	4.42 ± 2.71	7.67 ± 2.67	24.00	.005^b
Attentional matrices	43.21 ± 9.11	48.36 ± 5.44	43.50	.169

Note:—CA indicates constructional apraxia; FAB, Frontal Assessment Battery; MMSE, Mini-Mental State Examination; TPCT, Ten-Point Clock Test
↵a Scores are age- and education-adjusted.
↵b Significant.