Data project
National Study on substance use
Nationaal Prevalentieonderzoek Middelengebruik (NPO)
Summary
Type of data
Data Source
Survey
Type of Study
Crosssection occasional
Data gathering method
Face-to-face
Other: CASI
Access to data
Conditions of access
Cannot be downloaded directly
Type of available data (e.g. anonymised microdata, aggregated tables, etc.)
Anonymised microdata
Formats available
SPSS (default)
Coverage
Coverage Years of collection, reference years, and sample sizes
Data were collected in 1997, 2001, 2005, 2009 with net sample in 2009 of around 3,600 individuals.
First year of collection
Stratification if applicable
Contact data administrator (see contact information)
Base used for sampling
Geographical coverage and breakdowns
Dutch population
Age range
Population aged 15-64. For 1997, 2001: population aged 13 and over.
Statistical representativeness
Population representative
Coverage of main and cross-cutting topics
Brief overview of:
Use of alcohol, drugs, certain medicine, performance increasing substances and care; use, prevalence, incidence
Linkage
Standardisation
Possibility of linkage among databases
Contact data administrator (see contact information)
Data quality
Entry errors if applicable
Breaks
Consistency of terminology or coding used during collection
Governance
Contact information
Statistics Netherlands
Henri Faasdreef 312
2492 JP Den Haag Netherlands Phone: Infoservice: 003188 570 70 70
Email: info(at)cbs.nl
Url:
Timeliness, transparency
Data is collected on an irregular basis.