1.Over the last month, how often were you able to get an erection during sexual activity?
2. Over the last month, when you had erections with sexual stimulation, how often were your erections hard enough for penetration?
3. During the last month, when you tried to have sex, how many times were you able to penetrate your partner?
4. During the past month, during intercourse, how often were you able to maintain an erection after having sex with your partner?
5. During the past month, during sexual intercourse, how difficult was it for you to maintain an erection until the end of intercourse?
