International Index of Erectile Function (IIEF - 5) Questionnaire

  NO SEXUAL ACTIVITY ALMOST NEVER OR NEVER A FEW TIMES (MUCH LESS THAN HALF THE TIME) SOMETIMES (ABOUT HALF THE TIME) MOST TIMES (MUCH MORE THAN HALF THE TIME) ALMOST ALWAYS OR ALWAYS SCORE
0 1 2 3 4 5
1. Over the past 4 weeks, how often were you able to get an erection during sexual activity**?;
  NO SEXUAL STIMULATION ALMOST NEVER OR NEVER A FEW TIMES (MUCH LESS THAN HALF THE TIME) SOMETIMES (ABOUT HALF THE TIME) MOST TIMES (MUCH MORE THAN HALF THE TIME) ALMOST ALWAYS OR ALWAYS SCORE
0 1 2 3 4 5
2. Over the past 4 weeks, when you had erections with sexual stimulation****, how often were your erections hard enough for penetration?
  DID NOT ATTEMPT INTERCOURSE ALMOST NEVER OR NEVER A FEW TIMES (MUCH LESS THAN HALF THE TIME) SOMETIMES (ABOUT HALF THE TIME) MOST TIMES (MUCH MORE THAN HALF THE TIME) ALMOST ALWAYS OR ALWAYS SCORE
0 1 2 3 4 5
3. When you had erections with sexual stimulations, how often were your erections hard enough for penetration (entering your partner)?
4. During sexual intercourse, how often were you able to maintain your erection after you had penetrated (entered) your partner?
  DID NOT ATTEMPT INTERCOURSE EXTREMELY DIFFICULT VERY DIFFICULT DIFFICULT SLIGHTLY DIFFICULT NOT DIFFICULT SCORE
0 1 2 3 4 5
5. During sexual intercourse, how difficult was it to maintain your erection to completion of intercourse?
  - VERY LOW LOW MODERATE HIGH VERY HIGH SCORE
0 1 2 3 4 5
6. How would you rate your confidence in your ability to get and keep an erection?

*Sexual intercourse is defined as vaginal penetration of the partner (you entered the partner)

**Sexual activity includes intercourse, caressing, foreplay and masturbation

***Ejaculate is defined as the ejection of semen from the penis (or the feeling of this)

****Sexual stimulation includes situations like foreplay with a partner, looking at erotic pictures, etc.