Table 1.

Baseline characteristics of participants in the 2019 Youth Risk Behavior Surveillance Survey with completed data on all variables.

	Total Sample (n = 6,884)	Weighted %	95% CI
Sleep
Sleep 8–9 h per night	1,414	20.6	(18.9–22.5)
Sleep < 8 h per night	5,470	79.4	(77.5–81.1)
Lifetime prescription opioid misuse
No	5,983	87.1	(85.2–88.7)
Yes	901	12.9	(11.3–14.8)
Current (past 30 d) prescription opioid misuse
No	6,434	93.9	(92.8–94.7)
Yes	450	6.2	(5.3–7.2)
Age (mean/standard deviation)	6,884	16.0	1.25
Sex
Male	3,326	49.7	(47.6–51.8)
Female	3,558	50.3	(48.2–52.4)
Race and ethnicity
White, non-Hispanic	3,560	54.7	(48.8–60.4)
Black, non-Hispanic	769	8.4	(6.3–11.1)
Hispanic	572	8.9	(7.0–11.4)
Asian	375	5.2	(2.6–10.1)
American Indian/Alaska Native	47	0.4	(0.3–0.7)
Native Hawaiian/other Pacific Islander	25	0.3	(0.2–0.5)
Multiple	1,536	22.1	(18.6–26.1)
Current tobacco use
No	4,651	66.1	(63.4–68.7)
Yes	2,233	33.9	(31.3–36.6)
Current marijuana use
No	5,471	78.7	(76.2–81.0)
Yes	1,413	21.3	(19.0–23.8)
Current alcohol use
No	4,891	70.2	(67.8–72.4)
Yes	1,993	29.8	(27.6–32.2)
Felt sad or hopeless
No	4,295	62.9	(60.9–64.8)
Yes	2,589	37.1	(35.2–39.1)
Sexual assault history
No	6,420	93.2	(92.3–94.1)
Yes	464	6.8	(5.9–7.7)
Threatened or injured with a weapon on school property
No	6,447	93.7	(92.6–94.6)
Yes	437	6.3	(5.4–7.4)

CI = confidence interval.