Diagnostic Performance of Glymphatic System Evaluation Using Diffusion Tensor Imaging in Idiopathic Normal Pressure Hydrocephalus and Mimickers

Table 3

DTI changes in periventricular projection fiber area.

	Control	piNPH	iNPH	P values
	(n = 12)	(n = 12)	(n = 12)	Control vs. piNPH	Control vs. iNPH	piNPH vs. iNPH
FA	0.39 ± 0.03	0.43 ± 0.04	0.46 ± 0.04	0.185	0.013	0.192
MD [× 10^−3mm^2/s]	0.77 ± 0.06	0.91 ± 0.08	0.91 ± 0.07	0.002	< 0.001	1
AD [× 10^−3mm^2/s]	1.10 ± 0.07	1.34 ± 0.09	1.37 ± 0.08	< 0.001	< 0.001	1
RD [× 10^−3mm^2/s]	0.60 ± 0.06	0.69 ± 0.08	0.68 ± 0.08	0.062	0.049	1

Note. Data are shown as mean ± standard deviation.