Received Both a Benzodiazepine or Zopiclone and an Antipsychotic in the Same Quarter

Identifying Attributes

Care Settings
Primary Care
Country
New Zealand
Publishing Organisation
Health Quality & Safety Commission
Type of Quality Indicator
Process
IOM Quality Dimension
Safety
Domain
Medications and Medication Management

Defining Attributes

Definition

People aged 65 years and over who received both a benzodiazepine or zopiclone and an antipsychotic in the same quarter

Numerator

People who received an antipsychotic and either a benzodiazepine or a zopiclone in the same quarter per year. Age at end of quarter ≥ 65 years. A dispensing of chemical group = benzodiazepine or zopiclone. A dispensing of chemical group = antipsychotic.

Denominator

New Zealand population, using Stats NZ population projections for the relevant years.

Exclusions
Use of Risk Adjustment
No
Risk Adjustments

None

Stratifications

By year: 2012-2019, Ethnicity: Māori, Pacific peoples, Asian, European/Other Age (years) 65-74, 75-84, 85+, Sex: F, M

Collection and Reporting Attributes

Type of Data Collection
Administrative data
Data Collection Methods

Pharmaceutical Collection

Frequency of Data Collection
Annually
Frequency of Data Collection in Days
365
Reporting Methods

New Zealand Atlas of Healthcare Variation

Reporting Frequency
Reporting Frequency in Days
Indicator Has Recommended Targets
No

Source and Reference Attributes

Link to Measurement Tools
Quality Indicator Confirmed to be Part of a Program Used to Monitor Quality and Safety of Care Among Older People at a Population-Level between 2012-2022
Yes
Assessed by the Australian Consortium for Aged Care Collaborators as Generally Containing Good Properties (Importance and Scientific Acceptability)
No
Australian Consortium for Aged Care Endorsed
No
Identified by PHARMA-Care Project
No
Upload Date
02 December 2025