TABLE 1. Questions, response options, and analytic coding for sexual identity and sexual contacts — Youth Risk Behavior Survey, United States, 2023.

Question	Response option		Analytic coding
Sexual identity
Which of the following best describes you?   1) Heterosexual (straight), 2) gay or lesbian, 3) bisexual, 4) I describe my sexual identity some other way, 5) I am not sure about my sexual identity/questioning, or 6) I do not know what this question is asking	Heterosexual (straight) (1), gay or lesbian (2) or bisexual (3), describe identity some other way (4), questioning (5), or did not understand (6)		Heterosexual students (1); lesbian, gay, or bisexual students (2 or 3); students who describe identity in some other way (4); questioning students (5); or students missing sexual identity variable (6)
Sex of sexual contacts
During your life, with whom have you had sexual contact?   1) I have never had sexual contact, 2) females, 3) males, or 4) females and males What is your sex?   1) Female or 2) male	I have never had sexual contact*		Students who had no sexual contact
	Contact: Female Male	Student: Male Female	Students who had sexual contact with only the opposite sex
	Contact: Male Females and males Female Females and males	Student: Male Male Female† Female	Students who had sexual contact with only the same sex or with both sexes

* Excluded from analyses on sexual behaviors.

^† Excluded from analyses on condom use.