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Updated: Jan 13, 2026

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing
Published on: August 14, 2019
Patient reported outcome measures: their evolution and expansion in urology
Ankith P Maremanda1, Anna Faris1, Benjamin N Breyer1
1Department of Urology, University of California San Francisco, 400 Parnassus Ave, San Francisco, CA 94143, USA.
Patient-Reported Outcome Measures (PROMs) track patient health experiences. The International Index of Erectile Function (IIEF) is a key PROM for assessing erectile dysfunction in urology.
Area of Science:
- Urology
- Medical Informatics
- Health Outcomes Research
Background:
- Patient-Reported Outcome Measures (PROMs) originated in the 1970s to capture patient perspectives on daily life impacts of disease.
- PROMs became integral to urology in the 1990s with the development of the International Prostate Symptom Score (IPSS) and the International Index of Erectile Function (IIEF).
Purpose of the Study:
- To review the history and development of PROMs, specifically focusing on the International Index of Erectile Function (IIEF) within urologic practice.
- To highlight the IIEF's evolution and its significance in assessing erectile dysfunction.
Main Methods:
- Literature search of PubMed for PROMs and IIEF history, development, and application.
- Conducted an oral interview with Dr. Raymond C. Rosen, the primary author of the IIEF.
Main Results:
- The IIEF, developed in 1997, is a validated and reliable measure for erectile dysfunction severity.
- The abbreviated IIEF-5 enhanced the use of the IIEF in clinical practice and research.
- PROMs are essential for capturing patient experiences in healthcare.
Conclusions:
- Patient-Reported Outcome Measures are crucial for understanding patient perspectives.
- The International Index of Erectile Function has significantly advanced sexual medicine through its reliable assessment of erectile dysfunction.
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