Egyptian Journal of Radiology and Nuclear Medicine

Table 4 Comparison of ADC ratio between the studied groups

From: Diagnostic accuracy of apparent diffusion coefficient ratio in distinguishing common pediatric CNS posterior fossa tumors

ADC ratio	Groups				P value
	Group (1)	Group (2)	Group (3)	Total
	N = 7 (23.3%)	N = 13 (43.4 %)	N = 10 (33.3%)	N = 30
Minimum	1.95	0.94	0.70	0.70	< 0.001*
Maximum	2.30	1.94	0.92	2.3
Mean	1.95	1.50	0.75	1.44
SD	0.30	0.20	0.30	0.48

*Significant at P < 0.05

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