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International Index of Erectile Function Questionnaire
Definition 1
A standardized survey developed and published by Raymond C. Rosen and colleagues in 1997 which is used to assess erectile function. This instrument is a self-administered questionnaire with 15 items each with as set of 5 or 6 response options associated with a score of 1-5 or 1-6. (NCI Thesaurus)
Definition 2
International Index of Erectile Function (IIEF) (Rosen RC, Riley A, Wagner G, Osterloh IH, Kirkpatrick J, and Mishra A. The international index of erectile function (IIEF): a multidimensional scale for assessment of erectile dysfunction. Urology. 1997 49(6): 822-830). (NCI Thesaurus/CDISC)
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