Table 4.

Correlation matrix of CSF analytes in all groups combined

	Neurogranin	BACE1	Total tau	Aβ(1–42)	Aβ(1–40)
Neurogranin	-
p value	-
BACE1	0.853	-
p value	<0.0001	-
Total tau	0.896	0.733	-
p value	<0.0001	<0.0001	-
Aβ(1–42)	−0.197	0.043	−0.412	-
p value	ns	ns	<0.001	-
Aβ(1–40)	0.642	0.700	0.484	0.388	-
p value	<0.0001	<0.0001	<0.0001	<0.001	-

Spearman's correlation coefficients are presented, with the corresponding statistical p values.