Table 4. Comparisons of AUCs among MK, MD, ADC and FA.

Comparison	Statistic	MK-MD	MK-ADC	MK-FA	MD-ADC	MD-FA	ADC-FA
LGG-HGG	P	0.011*	0.001*	< 0.001*	0.450	< 0.001*	0.001*
	Z	2.537	3.195	4.839	0.755	3.577	3.227
Grades II–III	P	0.077	0.007*	0.003*	0.108	0.111	0.353
	Z	1.770	2.683	3.017	1.608	1.594	0.928
Grades III–IV	P	0.144	0.150	0.020*	0.836	0.178	0.156
	Z	1.462	1.438	2.324	0.207	1.346	1.419

Note:

^*P < 0.05.

MK: mean kurtosis; MD: mean diffusivity; ADC: apparent diffusion coefficient; FA: fractional anisotropy; HGG: high-grade glioma; LGG: low-grade glioma.