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. Author manuscript; available in PMC: 2013 Oct 25.
Published in final edited form as: J Urol. 2011 Jul 23;186(3):10.1016/j.juro.2011.04.085. doi: 10.1016/j.juro.2011.04.085

Table 3.

Domain characteristics of EPIC for Clinical Practice (EPIC-CP) in 175 subjects treated for prostate cancer in the EPIC-CP Validation Cohort

EPIC-CP HRQOL Domain Mean (SD) Median (IQR) Range Scoring
Minimum
(%)		 Scoring
Maximum
(%)		 Cronbach’s alpha
(95% CI)*
Urinary
 Incontinence 1.76 (2.27) 1.0 (0.0-3.0) 0.0-11.0 42.2% 0.0% 0.81 (0.77-0.86)
 Irritation/obstruction 2.79 (2.62) 2.0 (1.0-4.0) 0.0-12.0 19.0% 1.1% 0.72 (0.63-0.77)
Bowel 1.65 (2.48) 0.0 (0.0-2.0) 0.0-11.0 51.4% 0.0% 0.84 (0.78-0.88)
Sexual 6.47 (3.92) 7.0 (3.0-9.5) 0.0-12.0 8.8% 12.6% 0.80 (0.74-0.84)
Vitality/hormonal 2.43 (2.57) 2.0 (0.0-4.0) 0.0-11.0 29.9% 0.0% 0.64 (0.54-0.73)

Domain summary scores range from 0 to 12, with 0 = best possible score and 12 = worst possible score

*

95% confidence intervals estimated from 500 bootstrap samples