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Inpatient Mental Health Services NPIRS

The National Psychiatric Inpatient Reporting System (NPIRS) gathers data on patient admissions to, and discharges from, psychiatric hospitals and units throughout Ireland.

Data are collected from all approved centres on the Register of Approved Centres under the Mental Health Act 2001. The data collected have been reported annually since 1965 and play a central role in the planning of service delivery, informing policy and practice. 

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About NPIRS

About the National Psychiatric Inpatient Reporting System (NPIRS)

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NPIRS interactive tables

NPIRS Interactive tables containing data for each year are available to view and download. The Central Statistics Office (CSO) hosts the tables on behalf of the HRB, this allows the user access to readily available data from the database from over the last number of years.

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Acute adult inpatient activity

Data on acute inpatient adult activity is updated quarterly.

Data Quality

Statistical quality and methodology

The NPIRS Team are committed to the collection and compilation of data to the highest possible standard and the delivery of high quality outputs from the database. An external audit conducted on the NPIRS database in 2012 found an accuracy rate of 97.8% (2.2% discrepancy rate) and a completeness rate of 99.36% (0.64% incompleteness rate), both of which exceeded the benchmark of 95% (5% discrepancy rate). All fields were within acceptable levels of completeness and the majority of fields exceeded a 99% accuracy level.

NPIRS has Irish Statistical Code of Practice (ISSCoP) certification from the Central Statistics Office (CSO).

The statistical quality and methodology documentation for the NPIRS data includes a Summary Methodology document for the data along with a Dissemination Policy and a Confidentiality Commitment for the data. The NPIRS Team’s commitment to the quality of the statistics and outputs produced and disseminated is set out in its Quality Commitment Statement.

Contact info

You can contact the National Psychiatric Inpatient Reporting System (NPIRS) team at npirs@hrb.ie