The role of perfusion and diffusion MRI in the assessment of patients affected by probable idiopathic normal pressure hydrocephalus. A cohort-prospective preliminary study

Table 4 Negative patients (NP) perfusion and diffusion values

Patients	Perfusion mean values (rate)^a				Diffusion mean values (ADC mm²/s)^b
	Periventricular white matter		Basal ganglia		Periventricular white matter		Basal ganglia
	Basal evaluation	Post-test evaluation	Basal evaluation	Post-test evaluation	Basal evaluation	Post-test evaluation	Basal evaluation	Post-test evaluation
1	0.36	0.25	0.75	0.48	1638.29	1612.69	745.14	757.73
2	0.57	0.49	1.29	1.10	1351.23	1371.06	734.81	722.08
3	0.53	0.30	1.34	0.83	1067.76	1003.93	736.24	749.36
4	0.76	0.58	1.44	1.15	863.78	822.19	647.24	681.00
5	0.56	0.49	1.10	0.97	864.50	877.64	763.63	754.95
6	0.53	0.33	1.34	0.87	1156.39	1066.43	823.74	835.61
7	0.93	0.78	1.63	1.33	765.13	778.51	676.38	669.20
8	0.62	0.58	1.30	1.14	940.13	952.58	851.38	844.83
9	0.43	0.20	1.24	0.73	666.65	620.79	447.24	482.25
10	0.62	0.49	1.30	1.18	1454.26	1354.30	1000.11	1009.74

ISSN: 2045-8118