Male Sexual Formula, MSF Test - the question form
Questions: 10 · 2 minutes
1. Need for sexual intercourse: How often do you experience a strong desire to have sexual intercourse (regardless of penile erection)?
Never, or no more than once a year.
Several times a year, but no more than once a month.
2–4 times a month.
Twice a week or slightly more often.
Daily, once or several times.
2. Mood before intercourse
Strong fear of failure; therefore I have never attempted intercourse.
Marked uncertainty; therefore I look for an excuse to avoid attempting intercourse.
Some uncertainty, but I do not avoid attempting intercourse (or I have intercourse to please my wife, without inner desire; or I have intercourse to test myself).
Mainly a desire for pleasure and to possess the woman; I begin intercourse without apprehension.
Always only a desire for pleasure with a woman; I never have the slightest doubt.
3. Sexual initiative: I take actions aimed at the immediate initiation of sexual intercourse.
Not at all, or only at intervals of one year or more.
Several times a year, but no more than once a month.
Several times a month, but no more than once a week.
Twice a week or more often.
Daily, once or several times.
4. Frequency of sexual intercourse: I am able to have sexual intercourse (even if not fully satisfactory in form, for example brief or with incomplete penile rigidity).
Never.
Very rarely.
In most cases.
Under usual conditions—always.
In any circumstances and always, even if the conditions are unfavorable.
5. Penile rigidity (erection):
An erection does not occur under any circumstances.
Outside of sexual intercourse my erection is adequate, but by the time of intercourse it weakens and penetration is not possible.
I have to make an effort or use local stimulation to achieve an erection firm enough for penetration (or the erection weakens after penetration but before ejaculation).
My erection is not fully rigid, but penetration is achieved without difficulty.
An erection occurs in any circumstances, even the most unfavorable.
6. Duration of intercourse
Ejaculation does not occur under any circumstances.
Ejaculation does not occur with every sexual intercourse; intercourse is prolonged and sometimes exhausting.
Ejaculation occurs before penetration or at the moment of penetration.
Ejaculation occurs a few seconds after penetration.
Ejaculation occurs after about 15–20 thrusts.
After 1–2 minutes.
Longer.
7. Frequency of ejaculation. Ejaculation occurs during intercourse (or during nocturnal emissions, masturbation, etc.) on average:
Does not occur at all, or no more than once per year.
Several times per year, but no more than once per month.
Several times per month, but no more than once per week.
Twice per week or slightly more often.
Daily, once or several times.
8. Mood after sexual intercourse (or an unsuccessful attempt)
Severe low mood, a sense of catastrophe (or aversion toward your wife).
Disappointment, irritation.
Indifference (or some lingering discomfort from realizing that your partner feels dissatisfied).
Satisfaction and pleasant tiredness.
Complete satisfaction and a lift in mood.
9. Overall success of sexual life
My partner does not want to have intimacy with me.
My partner expresses complaints.
My sexual life is successful at times and unsuccessful at other times.
My sexual life is generally successful.
I am able to satisfy a woman under any circumstances.
10. Duration of the sexual difficulty:
Since the beginning of my sexual life.
Longer than 6 months.
Less than 6 months.
No difficulties at present, but they occurred in the past (especially early in sexual life).
I do not know what it is like to have difficulties in sexual life.