[EDITORIAL NOTE]{.underline}: Question 15 was designed for a study with
particular emphasis on HIV infection. If this is not of particular
interest to you, you could skip that question.

Danish Postal Survey

Section A. Sexual History

**12. Have you ever been sexually active? (had intercourse, oral or anal
sex)**

>  Yes Go on to 13a. (Answer questions for both men and women
> regardless of your sex)
>
>  No If the answer is no, stop here and return the

questionnaire in the enclosed envelope.

**13a. Have you ever had sex with a man?**

>  Yes Go to 13b.
>
>  No If the answer is no, go to 14a.

**13b. How many men have you had sex with?**

> Number of men in the last 12 months \_\_\_\_\_\_\_\_\_\_
>
> Number of men in the past 10 years \_\_\_\_\_\_\_\_\_\_
>
> Number of men before age 20 \_\_\_\_\_\_\_\_\_\_
>
> Number of men in your whole life \_\_\_\_\_\_\_\_\_\_
>
> How many of these men were one-night stands? \_\_\_\_\_\_\_\_\_\_
>
> Your age the first time you had sex with a man \_\_\_\_\_\_\_\_\_\_

**13c. Was the sex...? (answer all)**

[YES]{.underline} [NO]{.underline}

a\. vaginal 1 2

b\. oral 1 2

c\. anal 1 2

**14a. Have you ever had sex with a woman?**

>  Yes Go to 14b.
>
>  No If the answer is no, go to 15.

**14b. How many women have you had sex with?**

> Number of women in the last 12 months \_\_\_\_\_\_\_\_\_\_
>
> Number of women in the past 10 years \_\_\_\_\_\_\_\_\_\_
>
> Number of women before age 20 \_\_\_\_\_\_\_\_\_\_
>
> Number of women in your whole life \_\_\_\_\_\_\_\_\_\_
>
> How many of these women were one-night stands? \_\_\_\_\_\_\_\_\_\_
>
> Your age the first time you had intercourse with a woman
> \_\_\_\_\_\_\_\_\_\_

**14c. Was the sex...? (answer all)**

[YES]{.underline} [NO]{.underline}

a\. vaginal 1 2

b\. oral 1 2

c\. anal 1 2

15. **Did you ever have sex with someone you knew or believed:**

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a.  Had lived south of the Sahara in Africa and wasn't an African?

>  Yes How many persons in the last 12 months? \_\_\_\_\_\_\_\_\_\_\_

-   No

b.  Had lived south of the Sahara in Africa and was an African?

>  Yes How many persons in the last 12 months? \_\_\_\_\_\_\_\_\_\_\_

-   No

c.  Was a homo- and/or bi-sexual man?

>  Yes How many persons in the last 12 months? \_\_\_\_\_\_\_\_\_\_\_

-   No

d.  Was a drug addict?

>  Yes How many persons in the last 12 months? \_\_\_\_\_\_\_\_\_\_\_

-   No

e.  Was a prostitute?

>  Yes How many persons in the last 12 months? \_\_\_\_\_\_\_\_\_\_\_

-   No

16. **What kind of contraceptives did you and your partner used most
    often in the past 10 years, and what kind have you used most often
    in the past year? (MARK ONE IN EACH COLUMN.)**

> [In the past 10 years]{.underline} I[n the past 12 months]{.underline}

None  

Pill  

Condom  

Loop  

Spermacide  

No intercourse  

17. **Did you use a condom during intercourse with:**

> [In the past 10 years]{.underline} I[n the past 12 months]{.underline}

a.  Steady\* sex partner

> Always  
>
> Sometimes  
>
> Never  
>
> No steady partner  
>
> [In the past 10 years]{.underline} I[n the past 12 months]{.underline}

b.  Occasional\*\* sex partner

> Always  
>
> Sometimes  
>
> Never  
>
> No occasional partner  

Steady\*: Someone who is married to you, lives with you, or is a
long-term sex partner (\> 1 year)

Occasional\*\*: Someone with whom you occasionally have sex, including
one-night stands.

18. **Have you been treated for:**

> a\. Gonorrhea?  Yes Go to 18b
>
>  No Go to 18c

b.  b\. In the last 12 months?  Yes

-   No

> c\. Any other sexually
>
> transmitted diseases?  Yes Go to 18d
>
>  No Go to 19

c.  d\. In the last 12 months?  Yes

-   No

19. **Have you ever been the receiver of anal sex?**

>  Yes How many times in the last 12 months? \_\_\_\_\_\_\_\_\_\_\_

-   No

20. **Have you ever been tested for HIV/AIDS?**

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d.   Yes Go to 20a

-   No Go to next section

a.  What was the result of the test?

-   Positive

-   Negative

-   Don't know

-   

> (If you were tested more than once, indicate the result of the latest
> test)