TABLE 4.

Correlation: Ng+ cell counts and IC100.

Control
Region	r	P value	Significance
CA1	–0.25	0.17	ns
CA2	–0.03	0.9	ns
CA3	–0.03	0.9	ns
Intermediate AD
CA1	–0.6	0.004	**
CA2	–0.59	0.02	*
CA3	–0.3	0.28	ns

Note. Pearson's correlation coefficient for each ROI, the r statistic, P value. and significance.

Abbreviations: AD, Alzheimer's disease; CA, cornu ammonis; Ng, neurogranin; ns, not significant; ROI, region of interest.

^* P < 0.05.

^** P < 0.01.