Table 2.

Summary of Anatomic and Advanced Imaging Volumes Pre- and Post-Radiation

Median	Pre-radiation (IQR*) N=23	3-Month Post-RT† (IQR) N=19	Change (cc) (IQR)	Change (%) (IQR)
Enhancing tumor volume‡ (cc)	16.9 (10.5, 33.5)	10.4 (3.5, 15.6)	−3.0 (−9.5, 0.0)	−28 (−72, 0)
Hypercellular tumor volume (TV HCV , cc)	6.0 (4.3, 10.8)	1.1 (0.0, 8.6)	−3.5 (−5.8, −1.7)	−81 (−100, −46)
Hyperperfused tumor volume (TV CBV , cc)	4.5 (1.8, 9.9)	1.1 (0.6, 3.9)	−1.4 (−4.3, 0.0)	−63 (−87, 0)
Combined Union of TVHCV/TVCBV (cc)	11.4 (6.6, 20.0)	3.0 (1.0, 12.1)	−5.0 (−6.9, −0.4)	−60 (−88, −2)
Overlap of TVHCV/TVCBV (cc)	0.5 (0.0, 1.1)	0.0 (0.0, 0.2)	−0.2 (−0.5, 0.0)	−78 (−98, −32)
Non-enhancing TVHCV (cc)	2.1 (1.5, 3.5)	1.4 (0.0, 2.8)	−0.7 (−1.9, 0.1)	−33 (−90, 4)
Non-enhancing TVCBV (cc)	1.7 (0.6, 2.8)	0.8 (0.5, 1.5)	−0.3 (−1.3, 0.2)	−30 (−70, 30)
Non-enhancing Union of TVHCV/TVCBV (cc)	3.7 (2.4, 5.9)	2.1 (0.8, 6.0)	−1.2 (−2.9, 0.6)	−29 (−79, 8)
Non-enhancing Union of TVHCV/TVCBV (%)	35.5 (24.6, 57.4)	52.1 (27.6, 71.4)	3.4 (−6.4, 29.4)	16 (−20, 72)

^*IQR=Interquar le range;

^†RT=Radia on therapy;

^‡Excluding surgical cavity