Table 3. Variability analysis on histogram metrics of pharmacokinetic parameters of DCE-MRI.

Kinetic Parameters	Histogram Metrics	Coefficient of variation (%)
		Intra-observer	Inter-observer	Scan-rescan
K trans	Mean	0.98	2.31	10.82
	Mode	2.10	10.54	25.44
	Skewness	0.73	23.84	32.29
	Kurtosis	42.22	66.72	85.84
Ve	Mean	0.72	1.84	6.88
	Mode	0.66	9.21	15.43
	Skewness	47.87	114.86	109.42
	Kurtosis	40.92	87.36	40.53