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About ASSET Kidney Research

ASSET has brought together data for New Zealanders with kidney disease, to investigate equity in access to best health outcomes, initially with a focus on kidney transplantation. These data include health and administrative data, which is anonymised.

ASSET’s Data Sources

ASSET’s linked databases contain health data on people with kidney failure and living kidney donors.


Australia and New Zealand Dialysis and Transplant Registry records data on all persons receiving dialysis and those who undergo transplantation within Australia and New Zealand between 1980 – 2019. ASSET includes only those persons living in New Zealand.

National Minimum Dataset:

collects and records health service use including private and public hospital discharge information from inpatients and day patients from 1988 to 2019.

Mortality Collection Database:

records all deaths and their causes using International Classification of Diseases (ICD) between 1988 – 2018 in New Zealand.


Australia and New Zealand Living Kidney Donor Registry records data on all living donors in Australia and New Zealand between 2004 – 2019. Only living donors in New Zealand are included in ASSET.

Cancer Registry:

collects and records data on all cancer diagnoses in New Zealand between 1995 – 2019.

NZ Blood Service:

New Zealand Blood Service Database records all persons in New Zealand waitlisted for a kidney transplant (living or deceased) and waitlist status changes over time, including temporarily inactive or permanently inactive between 2005 – 2019.


Programme for the Integration of Mental Health Data collects and records baseline health service use for mental health conditions in New Zealand between 2008 – 2019.

National Non-Admitted Patient Collection Data:

collects and records health service use data including non-admitted patient outpatient and emergency department events from 2006 – 2019.

Pharmaceutical Claims Database:

records active and past medication between 1996 – 2019 in New Zealand.