Achmea (Agis) Health database (AHD)

Summary

Strengths: The dataset is a multidimensional database.

Type of data

Data Source
Registry

Type of Study
Crosssection regular

Data gathering method
Registries

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), SAS, text (possibly more)

Coverage

Coverage Years of collection, reference years, and sample sizes
Data was collected between 2000 and 2012 with a sample of 25 per cent of the Dutch population. Data collection is ongoing and is scheduled to continue at some point in the future.

First year of collection
2000

Stratification if applicable
Not applicable

Base used for sampling

Geographical coverage and breakdowns
Dutch population with health insurance

Age range
No age restrictions

Statistical representativeness
Special group, please specify

Coverage of main and cross-cutting topics
Brief overview of: Care use of insured people; all intra- and extramural medical and paramedical care, including psychiatric care

Linkage

Standardisation

Possibility of linkage among databases
Contact data administrator (see contact information)

Data quality

Entry errors if applicable

Breaks
In 2006, a new data source was added and DBC ('diagnosis treatment combination') was introduced in hospitals. In 2008, GGZ-data (mental health care) was introduced and in 2012, DOT (trajectory for new declaration system) was introduced.

Consistency of terminology or coding used during collection

Governance

Contact information
Achmea (Agis) Zorgverzekeringen
Achmea (Agis) Zorgverzekeringen
Van Asch van Wijckstraat 55
3811 LP Amersfoort Netherlands Phone: 003133 445 6630
Email: h.smeets(at)agisweb.nl
Url:

Timeliness, transparency
Continuous dataflow.