Table 1.

WAIS-IV working memory subtests scaled/z-scores (N = 15), and their correlation p-values with age and length of education.

	Scaled score			Z-score			Correlation with age (p-value)	Correlation with education (p-value)
	Mean ± SD	Min	Max	Mean ± SD	Min	Max
DSF	11.73 ± 3.06	7	16	0.58 ± 1.02	−1	2	0.47	0.56
DSB	12.20 ± 2.65	9	18	0.67 ± 0.87	−0.33	2.67	0.60	0.15
DSS	11.67 ± 3.06	8	17	0.55 ± 1.02	−0.67	2.33	0.43	0.056
LNS	12.60 ± 3.33	9	19	0.87 ± 1.11	−0.33	3	0.44	0.053