Table 3.

Correlation between GPG Perseverations from row 1 and various neuropsychological tests, after controlling for the MMSE scores and site.

		OA			AD
	N	Pearson Correlation	Sig. (2-tailed)	N	Pearson Correlation	Sig. (2-tailed)
Average Verbal Fluency (FAS)	43	−.249	0.100	26	−.313	0.105
PrVLT Total Immediate	134	−.217	0.011*	67	−.063	0.605
Biber Total Immediate	134	−.292	0.001**	67	−.014	0.910
PrVLT Short Delay	134	−.166	0.053*	67	.138	0.259
PrVLT Long Delay	134	−.137	0.111	67	.101	0.410
PrVLT Discriminability index	134	−.237	0.005*	67	.051	0.676
Biber Short Delay	134	−.188	0.028*	67	.101	0.407
Biber Long Delay	134	−.260	0.002**	67	.146	0.231
Biber Discriminability Index	134	−.306	0.000**	67	.119	0.330
WTAR Standard Score	134	−.165	0.056	67	−.137	0.260
Digit Span Forward	43	−.130	0.393	26	−.054	0.786
Digit Span Backward	43	−.396	0.007*	26	.085	0.668
Visual Scanning - Total Targets	43	−.011	0.943	26	−.296	0.126
Spatial Span Forward	43	−.084	0.584	26	−.007	0.972
Spatial Span Back	43	−.066	0.665	26	.058	0.771