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. Author manuscript; available in PMC: 2011 May 6.
Published in final edited form as: J Urol. 2009 Sep 16;182(5):2265–2272. doi: 10.1016/j.juro.2009.07.030

Table 3.

Sexual function

Variable Mean ± SE Baseline Score Mean ± SE 6-Wk Score Mean ± SE 12-Wk Score p Value
Watts Questionnaire
Totals:
 Placebo 62.92 ± 3.18 63.21 ± 2.3 59.7 ± 3.39 0.66
 Active 62 ± 3.71 63.83 ± 2.79 67 ± 3.68 0.58
  p Value 0.852 0.864 0.167
Libido:
 Placebo 22.21 ± 1.19 22.13 ± 1.15 21.42 ± 1.28 0.88
 Active 21.4 ± 1.4 21.36 ± 1.2 22.93 ± 1.3 0.62
  p Value 0.663 0.644 0.42
Erectile function:
 Placebo 26.83 ± 1.35 26.29 ± 1.14 25.36 ± 1.65 0.76
 Active 26 ± 1.24 25.92 ± 1.44 27.46 ± 1.5 0.68
  p Value 0.655 0.844 0.356
Sexual arousal:
 Placebo 3.92 ± 0.33 4.36 ± 0.23 3.45 ± 0.51 0.21
 Active 3.79 ± 0.37 4.13 ± 0.27 4.31 ± 0.31 0.51
  p Value 0.784 0.536 0.153
Sexual satisfaction:
 Placebo 10.92 ± 0.77 11 ± 0.71 11.75 ± 0.68 0.68
 Active 10.69 ± 0.71 11.92 ± 0.81 12.5 ± 0.69 0.22
  p Value 0.832 0.399 0.45
International Index of Erectile Function
Totals:
 Placebo 21.33 ± 5.17 17.4 ± 4.6 17.08 ± 5 0.79
 Active 11.31 ± 2.1 13.2 ± 2.24 15 ± 3.29 0.62
  p Value 0.101 0.418 0.728
Erectile function:
 Placebo 7.33 ± 2.44 5.87 ± 2.35 5.85 ± 2.44 0.88
 Active 3.27 ± 1.07 3.67 ± 1.06 4.53 ± 1.55 0.76
  p Value 0.139 0.4 0.644
Intercourse satisfaction:
 Placebo 3.8 ± 1.35 2.33 ± 1.11 2.15 ± 1.25 0.59
 Active 0.67 ± 0.46 1.2 ± 0.59 1.53 ± 0.74 0.60
  p Value 0.036 0.375 0.664
Orgasmic function:
 Placebo 1.73 ± 0.62 1.27 ± 0.54 1.46 ± 0.87 0.88
 Active 0.47 ± 0.26 1.07 ± 0.5 1.13 ± 0.47 0.47
  p Value 0.07 0.788 0.732
Sexual desire:
 Placebo 3.73 ± 0.6 3.47 ± 0.52 3.54 ± 0.57 0.94
 Active 2.8 ± 0.26 3.07 ± 0.33 2.93 ± 0.34 0.83
  p Value 0.163 0.524 0.359
Sexual satisfaction:
 Placebo 4.73 ± 0.73 4.47 ± 0.72 4.08 ± 0.61 0.80
 Active 3.85 ± 0.66 4.2 ± 0.63 4.64 ± 0.86 0.74
  p Value 0.38 0.782 0.601