Table 3.

Areas under receiver operating characteristic curve of the degree of enhancement

	AUC	p-value	95% CI
Mean	0.877	<0.0001a	0.813–0.941
75th percentile	0.877	<0.0001a	0.813–0.941
95th percentile	0.875	<0.0001a	0.810–0.940
Maximum	0.858	<0.0001a	0.787–0.929
Skewness	0.691	<0.0001a	0.597–0.785
Kurtosis	0.784	<0.0001a	0.687–0.881

95% CI, 95% confidence interval; AUC, area under the curve; Q75, 75 percentile; Q95, 95 percentile; ROC, receiver operating characteristic curve; 95% CI, 95% confidence interval.

The ROC curves of the degree of enhancement including the mean, 75th percentile, 95th percentile, and maximum.

^aA p-valve <0.001 is considered to be statistically significant.