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Table 2 Postdosimetric parameters (all patients: n = 218)

From: Periodical assessment of genitourinary and gastrointestinal toxicity in patients who underwent prostate low-dose-rate brachytherapy

  Monotherapy Boost P value
(n = 155) (n = 63) (t-test)
PV (mL) at postdosimetry 27.8 ± 8.3 27.2 ± 9.4 0.660
%D90 (%) 109.4 ± 9.7 113.7 ± 9.1 0.002
D90 (Gy) 164.7 ± 16.6 125.1 ± 10.0 < 0.001
V100 (%) 93.3 ± 3.8 94.8 ± 2.8 0.005
V150 (%) 61.5 ± 9.9 64.9 ± 11.0 0.029
UD30 (Gy) 211.1 ± 28.5 156.0 ± 20.1 < 0.001
%UD30 (%) 140.9 ± 19.0 141.7 ± 18.6 0.784
R100 (mL) 0.08 ± 0.16 0.11 ± 0.19 0.349
%RD30 (%) 26.1 ± 8.1 27.2 ± 7.4 0.330
RD30 (Gy) 39.9 ± 11.0 30.3 ± 7.4 < 0.001
BED (Gy2) 174.3 ± 18.4 216.1 ± 23.2 < 0.001