Skip to main content
. 2008 Dec;4(6):1315–1330. doi: 10.2147/tcrm.s3336

Figure 3.

Figure 3

IIEF-EF, SEP-Q2, and SEP-Q3 improvements from baseline to 24 weeks with once-daily tadalafil.

aErectile function domain score of the International Index of Erectile Function.

bQuestion 2 from the Sexual Encounter Profile diary, “Were you able to insert your penis into your partner’s vagina?”

cQuestion 3 from the Sexual Encounter Profile diary, “Did your erection last long enough for you to have successful intercourse?”

*p < 0.001 versus placebo.

Data from a multicenter, randomized, double-blind, placebo-controlled study of 268 men to study once-daily tadalafil over 24 weeks. Adapted with permission from Rajfer J, Aliotta PJ, Steidle CP, et al 2007. Tadalafil dosed once a day in men with erectile dysfunction: a randomized, double-blind, placebo-controlled study in the US. Int J Impot Res, 19:95–103. Copyright © 2007 Macmillan Publishers Ltd.