Table 2. Patient Characteristics.

GS: Gleason's Score, iPSA: initial PSA, RT: Radiation Therapy

Parameter	Value (Range)
Age (years)	Median = 69  (52 - 84)
GS	Median = 8  (6-9)
6	4
7	17
8	15
9	8
iPSA (ng/ml)	Median = 26  (4.8 – 217)
Stage / Risk Group	Majority T3b / Very High
T3a / High	11
T3b / Very High	20
T4a / Very High	2
N1 / Regional	9
M1 / Metastatic	2
Prostate Volume at baseline	Median = 45.9 cc (23 – 104.8 cc)
Prostate Volume before RT	Median = 23.5 cc (12.7 – 68.5 cc)