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International Index of Erectile Function (IIEF)

Description and Context of Use: 
The IIEF measures erectile function in cross cultural settings detecting treatment-related changes in patients.
Population age range: 
Heterosexual male adults (18+)
Number of items: 
Recall Period: 
The past 4 weeks
Response Scales: 
5- and 6-point Likert scale
Administration Mode: 
Self-administered; Paper and pen
Administration Time: 
15 minutes
Rosen RC, Cappelleri JC, Gendrano N 3rd. The International Index of Erectile Function (IIEF): a state-of-the science review. Int J Impot Res. 2002 Aug;14(4):226-44.

Cappelleri JC, Rosen RC, Smith MD, Mishra A, Osterloh IH. Diagnostic evaluation of the erectile function domain of the International Index of Erectile Function. Urology. 1999 Aug;54(2):346-51.

Rosen RC, Riley A, Wagner G, Osterloh IH, Kirkpatrick J, Mishra A. The international index of erectile function (IIEF): a multidimensional scale for assessment of erectile dysfunction. Urology. 1997;49:822-30.
Original Language: 
English (US)
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