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Data Resource: Vascular Risk in Adult New Zealanders (VARIANZ) datasets.

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Summary
This summary is machine-generated.

The Vascular Risk in Adult New Zealanders (VARIANZ) datasets offer valuable New Zealand health data for cardiovascular disease (CVD) research. These linked health records enable comprehensive analysis of CVD treatment, outcomes, and prognosis.

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Area of Science:

  • Health Informatics
  • Epidemiology
  • Public Health

Background:

  • The Vascular Risk in Adult New Zealanders (VARIANZ) datasets comprise routinely collected New Zealand health information pertinent to cardiovascular disease (CVD).
  • These datasets facilitate the investigation of CVD-related treatments, service utilization, patient outcomes, and prognosis.

Purpose of the Study:

  • To describe the structure and content of the VARIANZ datasets.
  • To highlight the utility of VARIANZ data for cardiovascular research in New Zealand.

Main Methods:

  • Individual-level linkage of eight national administrative health databases.
  • Inclusion of all New Zealand adults (≥20 years) with publicly funded health service contact from 2006 onwards.
  • Anonymized data construction ensuring privacy and data integrity.

Main Results:

  • VARIANZ datasets capture the majority of the New Zealand population annually from 2006.
  • Data includes demographics, CVD preventive medication dispensing, and prior hospitalizations for conditions like atherosclerotic CVD, heart failure, atrial fibrillation, and diabetes.
  • Longitudinal cohorts can be created by linking to subsequent mortality and CVD events; bespoke linkages to other health data are possible.

Conclusions:

  • The VARIANZ datasets provide a robust resource for exploring diverse research questions on CVD management and outcomes in New Zealand.
  • Data availability extends from 2006, with some specific contact datasets available for earlier periods.
  • VARIANZ facilitates research into CVD comorbidities and novel risk factors through linkage with additional health data.