Table 1 Characteristics and treatment factors of patients.

From: Comparison of Image-Guided Intensity-Modulated Radiotherapy and Low-dose Rate Brachytherapy with or without External Beam Radiotherapy in Patients with Localized Prostate Cancer

Variables Strata IG-IMRT LDR-BT p-value
n = 269 n = 488
   No. or Median (range) (%)   No. or Median (range) (%)  
Age   71.5 (51–86)    71 (52–86)   0.0147
T category 1 86 (32%)   234 (48%) <0.0001
2 118 (44%)   242 (49%)
3 64 (24%)   12 (2%)
4 1 (0.4%)   0 (0%)
iPSA ng/ml 9.7 (4–265)    7.0 (1.4–46)   <0.0001
Gleason score −6 86 (32%)   279 (57%) <0.0001
7 76 (28%)   185 (38%)
8− 107 (40%)   24 (5%)
D’Amicos’ risk classification Low 47 (17%)   193 (39%) <0.0001
Intermediate 72 (27%)   222 (45%)
High 150 (56%)   73 (15%)
Prescribed dose 74.8 Gy 102 (38%) LDR-BT 110 Gy plus EBRT 40 Gy 68 (14%) NA
72.6 Gy 23 (9%) LDR-BT 145 Gy 420 (86%)
74 Gy 119 (44%)    
72 Gy 25 (9%)    
Hormonal therapy Yes 176 (65%)   156 (32%) <0.0001
No 93 (35%)   332 (68%)
Follow-up Months 74.3 (23.2–96)    60.5 (12–121.6)   <0.0001
  1. *Bold values indicate statistically significance, NA; not available.
  2. LDR-BT; low-dose-rate brachytherapy, EBRT: external beam radiothrapy
  3. IG-IMRT; image guided intensity modulated radiotherapy.