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Table 5 The serial change in mean value (SD) of frequency volume chart

From: Use of alpha-1 adrenoceptor antagonists in patients who underwent low-dose-rate brachytherapy for prostate cancer - a randomized controlled trial of silodosin versus naftopidil -

Variable Baseline 1 month 3 months 6 months 12 months
Total volume (mL/day)
Naftopidil (n=70) 1915 (756) 1871 (745) 1782** (533) 1718** (652) 1687** (562)
Silodosin (n=71) 1777 (573) 1862 (610) 1569** (583) 1633** (634) 1652** (564)
Total (n=141) 1846 (672) 1866 (680) 1675** (576) 1676** (642) 1670** (561)
24-hour urinary frequency
Naftopidil (n=70) 9.2 (2.4) 12.0** (3.9) 12.6** (3.9) 11.4** (3.7) 10.0** (2.5)
Silodosin (n=71) 9.2 (2.4) 12.3** (3.5) 11.8** (3.1) 11.2** (3.6) 10.3** (3.2)
Total (n=141) 9.2 (2.4) 12.2** (3.7) 12.2** (3.5) 11.3** (3.6) 10.1** (2.9)
Mean voided vol (mL)
Naftopidil (n=70) 215 (84) 165** (66) 151** (60) 157** (58) 177** (71)
Silodosin (n=71) 199 (66) 159** (56) 140** (57) 153** (55) 168** (64)
Total (n=141) 207 (76) 162** (61) 145** (58) 155** (57) 173** (67)
  1. *p < 0.05, **p < 0.01.