Perinatal NMDS 2018-19

Identifying and definitional attributes

Metadata item type:Data Set Specification
METeOR identifier:668811
Registration status:Health, Superseded 12/12/2018
ACT Health, Final 14/08/2018
DSS type:National Minimum Data Set (NMDS)

The scope of the Perinatal national minimum data set (NMDS) is all births in Australia in hospitals, birth centres and the community. The data set includes information on all births, both live births and stillbirths, of at least 20 weeks gestation or 400 grams birth weight.

These data have two dimensions, which are the baby and the mother. All data relevant to the birth are conveyed in relation to one of these.

Collection and usage attributes

Collection methods:

National reporting arrangements:

State and territory health authorities provide the data to the Australian Institute of Health and Welfare for national collation, on an annual basis.

Periods for which data are collected and nationally collated:

Financial years ending 30 June each year.

Implementation start date:01/07/2018
Implementation end date:30/06/2019

Glossary items:

Glossary terms that are relevant to this National minimum data set are included here.



Antenatal care visit


Geographic indicator

Hospital-in-the-home care

Live birth

Registered nurse


Stillbirth (fetal death)

Relational attributes

Related metadata references:

Supersedes Perinatal NMDS 2014-18 Health, Superseded 02/08/2017

Has been superseded by Perinatal NMDS 2019–20 Health, Standard 12/12/2018

See also Statistical Area Level 1 of usual residence NBEDS 2018-19 Health, Superseded 17/10/2018

See also Statistical Area Level 1 of usual residence NBEDS 2019-20 Health, Superseded 18/12/2019

Implementation in Data Set Specifications:

Perinatal NBEDS 2018-19 Health, Superseded 12/12/2018

Parent DSS specific attributes +

Metadata items in this Data Set Specification

    Show more detail
Seq No.Metadata item Obligation Max occurs
-Birth event—anaesthesia administered indicator, yes/no code NMandatory1
-Birth event—analgesia administered indicator, yes/no code NMandatory1
-Birth event—birth method, code NMandatory1
-Birth event—birth plurality, code NMandatory1
-Birth event—birth presentation, code NMandatory1
-Birth event—labour onset type, code NMandatory1
-Birth event—setting of birth (actual), code NMandatory1
-Birth event—state/territory of birth, code NMandatory1
-Birth event—type of anaesthesia administered, code N[N]Conditional7
-Birth event—type of analgesia administered, code N[N]Conditional6
-Birth—Apgar score (at 5 minutes), code NNMandatory1
-Birth—birth order, code NMandatory1
-Birth—birth status, code NMandatory1
-Birth—birth weight, total grams NNNNMandatory1
-Episode of admitted patient care—separation date, DDMMYYYYMandatory2
-Establishment—organisation identifier (Australian), NNX[X]NNNNNMandatory1
-Female (mother)—postpartum perineal status, code N[N]Mandatory2
-Female (pregnant)—number of cigarettes smoked (per day after 20 weeks of pregnancy), number N[NN]Conditional1
-Female (pregnant)—tobacco smoking indicator (after twenty weeks of pregnancy), yes/no code NMandatory1
-Female (pregnant)—tobacco smoking indicator (first twenty weeks of pregnancy), yes/no code NMandatory1
-Female—caesarean section at most recent previous birth indicator, code NMandatory1
-Female—number of antenatal care visits, total N[N]Mandatory1
-Female—parity, total pregnancies N[N]Mandatory1
-Person—area of usual residence, statistical area level 2 (SA2) code (ASGS 2016) N(9)Mandatory1
-Person—country of birth, code (SACC 2016) NNNNMandatory1
-Person—date of birth, DDMMYYYYMandatory2
-Person—Indigenous status, code NMandatory2
-Person—person identifier, XXXXXX[X(14)]Mandatory2
-Person—sex, code XMandatory1
-Pregnancy—estimated duration (at the first visit for antenatal care), completed weeks N[N]Mandatory1
-Product of conception—gestational age, completed weeks N[N]Mandatory1