Table 3.

Variables and groups for weighted sampling of PWUD interview participants

Variables	Groups
Gender	Gender: TG (Transgender)
	Gender: GNC (Gender Non-Conforming)
	Gender: I (Intersex)
	Gender: M (Male)
	Gender: F (Female)
Age	Age: 18–29
	Age: 30–59
	Age: 60+
Race	Race: AS (Asian)
	Race: NH/PI (Native Hawaiian/Pacific Islander)
	Race: B/AA (Black/African American)
	Race: AI/AN (American Indian/Alaska Native)
	Race: WH (White)
Ethnicity (Hispanic)	Ethnicity: H (Hispanic)
	Ethnicity: NH (Non-Hispanic)
Past 30 days substance use	Past 30: Stim (Stimulants)
	Past 30: Benzo (Benzodiazepines)
	Past 30: 3 + subs (3 + substances)
	Past 30: Crack/cocaine
	Past 30: Rx Op (Prescription Opioid)
	Past 30: Meth (Methamphetamine)
	Past 30: Fentanyl
	Past 30: Heroin
Past 30 days xylazine use	Past 30: Xylazine*
Past 30 days overdose	Past 30 OD (Overdose)
FTS subgroup	FTS: N-N
	FTS: Y-Y
	FTS: N-Y
	FTS: Y-N

*NY investigated use of xylazine test strips by PWUD participants