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Table 2 Week of alpha-blocker initiation relative to start of external beam therapy, stratified by radiation cohort.

From: cExternal beam radiation results in minimal changes in post void residual urine volumes during the treatment of clinically localized prostate cancer

XRT Therapy Cohort Number. of patients* Alpha-blocker Initiated (weeks) p
   Mean ± SD Median  
Prostate Only 30 4.7 ± 2.2 4.5 0.941
Pelvis 26 4.7 ± 2.4 4.5  
Overall 56 4.7 ± 2.3 4.5  
  1. * – Does not include patients who started alpha-blockers prior to treatment.
  2. p-value determined by one-way ANOVA