On this page: About the National Data | Methodology
About the National Data
Data
Baseline: 0.03 percent of persons aged 12 years and over reported heroin use initiation in the past 12 months in 2017
Target: 0.03 percent
Numerator
Number of persons aged 12 years and over reporting heroin use initiation in the past 12 months.
Denominator
Number of persons aged 12 years and over.
Target-setting method
Maintain the baseline
Target-setting method details
N/A
Target-setting method justification
This method was used because the trend was moving away from the desired direction. Maintaining the baseline is the desired target because the aspiration was to maintain baseline and prevent any increase.
Methodology
Methodology notes
Past year initiates for a specific substance include those who used that substance (misused in the case of prescription psychotherapeutics) for the first time in the past year.