. Author manuscript; available in PMC: 2012 Mar 1.

Published in final edited form as: J Neurooncol. 2011 Sep 27;107(1):51–60. doi: 10.1007/s11060-011-0719-x

Table 1.

ROC analysis of DTI indices in the central zone or the peripheral zone to predict radiation necrosis and glioma

DTI index	Location	Cut-off value	Sensitivity	Specificity	AUC	p
FA	Peripheral zone	0.37	0.85	0.85	0.88	0.001
ADC (µm²/ms)	Central zone	0.84	0.77	1.00	0.96	<0.001
λ_// (µm²/ms)	Central zone	0.91	0.92	0.77	0.91	<0.001
λ_// (µm²/ms)	Peripheral zone	1.39	0.54	1.00	0.80	0.01
λ_⊥ (µm²/ms)	Central zone	0.61	1.00	0.92	0.98	<0.001