Automated Subfield Volumetric Analysis of Hippocampus in Patients with Drug-Naïve Nondementia Parkinson’s Disease

Table 3

Post hoc analysis in the differences of the total and subfield hippocampal volumes between the hemispheres in the diagnosis groups.

Subfield	Volume (mm^3)
	HC				PD
	Right	Left	F		Right	Left	F
CA2-3	905.50 ± 109.62	907.39 ± 153.15	0.005	0.946	922.81 ± 103.26	851.60 ± 87.20	19.911	<0.001
CA4-DG	509.05 ± 53.49	514.72 ± 87.24	0.127	0.726	520.51 ± 58.62	480.69 ± 50.33	20.273	<0.001
Total	2801.93 ± 280.20	2835.81 ± 388.63	0.234	0.635	2779.93 ± 323.33	2637.83 ± 277.87	10.573	0.005

Data are the mean ± standard deviation (mm³). Repeated-measures analysis of variance tests were performed. HC, healthy control group; PD, Parkinson’s disease, nondementia group; CA, cornu ammonis; DG, dentate gyrus. A significant statistical difference with .