TABLE 2.

ROC Analysis of 6-Month Toxicity of Whole Patient Cohort with 6-Month Follow-up (CTCAE Grade 3+ Hyperbilirubinemia, 20 Positive and 156 Negative)

Parameter	AD-WNTLT	V20	V30	V40	AD-20	AD-30
AUC	0.672	0.768	0.782	0.790	0.765	0.770
P value	0.006	<0.001	<0.001	<0.001	<0.001	<0.001
P value vs AD-WNTLT^*		0.025	0.0094	0.0046	0.096	0.055
Cutoff	56.9 Gy	80%	78%	68%	27 Gy	37 Gy

↵* P value of ROC comparison between each voxel-based parameter and AD-WNTLT (multicompartment parameter); cutoff was determined by Youden index.