Table 2. Correlations between clinical variables and cognition.

Cognitive Tests	Age		Education		Length of illness
	p-value	r	p-value	r	p-value	r
MMSE	0.738	-	<0.001	0.602 2	0.728 2	-
MoCA	0.380 2	-	<0.001	0.695 2	0.806 2	-
PVF	0.455 2	-	<0.001	0.623 2	0.773 2	-
SVF	0.336 2	-	<0.001	0.628 2	0.367 2	-
A1-A5	<0.00 1	- 0.591	0.001	0.50 8 2	0.778 2	-
A6	<0.001	-0.663 2	0.097 2	-	0.502 2	-
A7	<0.001	-0.643 2	0.014	0.397 2	0.324 2	-

MMSE: Mini-Mental State Examination; MoCA: Montreal Cognitive Assessment; PVF: phonemic verbal fluency; SVF: semantic verbal fluency; A1-A5: immediate memory; A6: short term retention memory; A7: recent memory; ¹ Spearman's Correlation; ² Pearson Correlation