On this page: About the National Data | Methodology | History
About the National Data
Data
Baseline: 8.0 percent of adolescents aged 12 to 17 years reported use of illicit drugs in the past 30 days in 2018
Target: 5.5 percent
Methodology
Illicit drug use by adolescents aged 12 to 17 years is defined as using at least one of the following substances in the past month: marijuana or hashish, cocaine (including "crack"), inhalants, hallucinogens (including PCP and LSD), heroin, or any nonmedical use of analgesics, tranquilizers, stimulants, or sedatives. The answers for each of the substances are examined for each respondent. Persons are considered to have used illicit drugs if they report use in the past 30 days of any one of the substances.
History
1. Because Healthy People 2030 objectives have a desired direction (e.g., increase or decrease), the confidence level of a one-sided prediction interval can be used as an indication of how likely a target will be to achieve based on the historical data and fitted trend.