Table 1

Patients’ characteristics
Bounce (-) Bounce (+) pvalue
(n = 150) (n = 50)
Age (year)
mean, median (range) 69.2, 70.0 (55-80) 67.4, 68.5 (51-79) 0.132§
PSA at diagnosis (ng/mL)
mean, median (range) 9.1, 7.8 (3.1-32.1) 7.8, 6.7 (3.7-16.7) 0.029§
10 or less 106 41
10-20 37 9
greater than 20 7 0 0.156*
biopsy Gleason score
6 or less 91 37
7 53 11
8-10 6 2 0.210*
clinical T stage
T1c 88 32
T2a 50 15
T2b 7 2
T2c 5 1 0.904*
neo-Adjuvant/ Adjuvant
none 102 35
neo-Ad (+) 40 15
Ad (+) 4 0
neo-Ad (+), Ad (+) 4 0 0.417*
Combined EBRT
yes 49 9
no 101 41 0.050*
biochemical recurrence
yes 10 0
no 140 50 0.069*
Number of PSA measurement
mean, median (range) 8.5, 8.0 (5-15) 10.3, 10.5 (6-14) < 0.001§
Follow-up period (month)
mean, median (range) 36.7, 36.0 (18-64) 46.0, 47.0 (20-65) < 0.001§

*Chi-square test and §student t-test.

Tanaka et al.

Tanaka et al. BMC Urology 2012 12:28   doi:10.1186/1471-2490-12-28

Open Data