| Data Element | Data Element | Birth event-labour onset type | QH 040045 Version 3 | Standard | Current | 01-Jul-2014 | - | Labour |
| Data Element | Data Element | Labour onset type | QH 040045 Version 2 | Standard | Superseded | 01-Mar-2005 | 30-Jun-2014 | Labour |
| Data Element | Data Element | Labour onset type | QH 040045 Version 1 | Standard | Superseded | 01-Jul-1994 | 28-Feb-2005 | Labour |
| Data Element | Data Element | Analgesia/anaesthesia (flag) | QH 040070 Version 1 | Standard | Retired | 01-Jul-1994 | 30-Jun-2007 | Labour |
| Data Element | Data Element | Labour and delivery complication code (ICD-10-AM) | QH 040112 Version 2 | Standard | Current | 01-Jul-1999 | - | Labour |
| Data Element | Data Element | Labour and delivery complication code | QH 040112 Version 1 | Standard | Superseded | 01-Jul-1991 | 30-Jun-1999 | Labour |
| Data Element | Data Element | Birth event-main reason for induction of labour code (ICD-10-AM 12th edn) | QH 040114 Version 5 | Standard | Current | 01-Jul-2022 | - | Labour |
| Data Element | Data Element | Birth event-main reason for induction of labour code (ICD-10-AM 11th edn) | QH 040114 Version 4 | Standard | Superseded | 01-Jul-2019 | 30-Jun-2022 | Labour |
| Data Element | Data Element | Birth event-main reason for induction of labour code (ICD-10-AM 10th edn) | QH 040114 Version 3 | Standard | Superseded | 01-Jul-2017 | 30-Jun-2019 | Labour |
| Data Element | Data Element | Birth event-main reason for induction of labour code (ICD-10-AM 9th edn) | QH 040114 Version 2 | Standard | Superseded | 01-Jul-2015 | 30-Jun-2017 | Labour |
| Data Element | Data Element | Primary reason for induction | QH 040114 Version 1 | Standard | Superseded | 01-Jul-1991 | 30-Jun-2015 | Labour |
| Data Element | Data Element | Birth event-induction/augmentation method | QH 040151 Version 2 | Standard | Current | 01-Jul-2018 | - | Labour |
| Data Element | Data Element | Induction/augmentation method | QH 040151 Version 1 | Standard | Superseded | 01-Jul-1994 | 30-Jun-2018 | Labour |
| Data Element | Data Element | Analgesia/anaesthesia used during labour | QH 040152 Version 1 | Standard | Retired | 01-Jul-1994 | 30-Jun-2001 | Labour |
| Data Element | Data Element | Birth event-labour and delivery complication indicator | QH 040172 Version 2 | Standard | Current | 01-Jul-2019 | - | Labour |
| Data Element | Data Element | Labour and delivery complication (flag) | QH 040172 Version 1 | Standard | Superseded | 01-Jul-1992 | 30-Jun-2019 | Labour |
| Data Element | Data Element | Birth event-type of anaesthesia administered | QH 040750 Version 4 | Standard | Current | 01-Jul-2019 | 30-Jun-2022 | Labour |
| Data Element | Data Element | Birth event-type of anaesthesia administered | QH 040750 Version 3 | Standard | Superseded | 01-Jul-2013 | 30-Jun-2019 | Labour |
| Data Element | Data Element | Anaesthesia administered during labour/delivery | QH 040750 Version 2 | Standard | Superseded | 01-Jul-2006 | 30-Jun-2013 | Labour |
| Data Element | Data Element | Anaesthesia administered during delivery | QH 040750 Version 1 | Standard | Superseded | 01-Jul-2001 | 30-Jun-2006 | Labour |
| Data Element | Data Element | Birth event-type of pharmacological analgesia administered | QH 040751 Version 7 | Standard | Current | 01-Jul-2022 | - | Labour |
| Data Element | Data Element | Birth event-type of pharmacological analgesia administered | QH 040751 Version 6 | Standard | Superseded | 01-Jul-2019 | 30-Jun-2022 | Labour |
| Data Element | Data Element | Birth event-type of pharmacological analgesia administered | QH 040751 Version 5 | Standard | Superseded | 01-Jul-2013 | 30-Jun-2019 | Labour |
| Data Element | Data Element | Birth event-pharmacological analgesia type | QH 040751 Version 4 | Standard | Superseded | 01-Jul-2007 | 30-Jun-2013 | Labour |
| Data Element | Data Element | Analgesia administered during labour/delivery | QH 040751 Version 3 | Standard | Superseded | 01-Jul-2006 | 30-Jun-2007 | Labour |
| Data Element | Data Element | Analgesia administered during labour/delivery | QH 040751 Version 2 | Standard | Superseded | 01-Jul-2002 | 30-Jun-2006 | Labour |
| Data Element | Data Element | Analgesia administered during labour | QH 040751 Version 1 | Standard | Superseded | 01-Jul-2001 | 30-Jun-2002 | Labour |
| Data Element | Data Element | Birth event-type of non-pharmacological analgesia administered/used | QH 041080 Version 4 | Standard | Current | 01-Jul-2019 | - | Labour |
| Data Element | Data Element | Birth event-type of non-pharmacological analgesia administered/used | QH 041080 Version 3 | Standard | Superseded | 01-Jul-2013 | 30-Jun-2019 | Labour |
| Data Element | Data Element | Birth event-type of non-pharmacological analgesia used | QH 041080 Version 2 | Standard | Superseded | 01-Jul-2012 | 30-Jun-2013 | Labour |
| Data Element | Data Element | Birth event-non-pharmacological analgesia type | QH 041080 Version 1 | Standard | Superseded | 01-Jul-2007 | 30-Jun-2012 | Labour |
| Data Element | Data Element | Birth event-anaesthesia administered indicator | QH 041674 Version 3 | Standard | Current | 01-Jul-2021 | - | Labour |
| Data Element | Data Element | Birth event-anaesthesia administered indicator | QH 041674 Version 2 | Standard | Superseded | 01-Jul-2019 | 30-Jun-2021 | Labour |
| Data Element | Data Element | Birth event-anaesthesia administered indicator | QH 041674 Version 1 | Standard | Superseded | 01-Jul-2013 | 30-Jun-2019 | Labour |
| Data Element | Data Element | Birth event-first additional reason for induction of labour code (ICD-10-AM 11th edn) | QH 041969 Version 3 | Standard | Superseded | 01-Jul-2019 | 30-Jun-2022 | Labour |
| Data Element | Data Element | Birth event-first additional reason for induction of labour code (ICD-10-AM 10th edn) | QH 041969 Version 2 | Standard | Superseded | 01-Jul-2017 | 30-Jun-2019 | Labour |
| Data Element | Data Element | Birth event-first additional reason for induction of labour code (ICD-10-AM 9th edn) | QH 041969 Version 1 | Standard | Superseded | 01-Jul-2015 | 30-Jun-2017 | Labour |
| Data Element | Data Element | Birth event-second additional reason for induction of labour code (ICD-10-AM 12th edn) | QH 041970 Version 4 | Standard | Current | 01-Jul-2022 | - | Labour |
| Data Element | Data Element | Birth event-second additional reason for induction of labour code (ICD-10-AM 11th edn) | QH 041970 Version 3 | Standard | Superseded | 01-Jul-2019 | 30-Jun-2022 | Labour |
| Data Element | Data Element | Birth event-second additional reason for induction of labour code (ICD-10-AM 10th edn) | QH 041970 Version 2 | Standard | Superseded | 01-Jul-2017 | 30-Jun-2019 | Labour |
| Data Element | Data Element | Birth event-second additional reason for induction of labour code (ICD-10-AM 9th edn) | QH 041970 Version 1 | Standard | Superseded | 01-Jul-2015 | 30-Jun-2017 | Labour |
| Data Element | Data Element | Birth event-length of first stage of labour, total minutes | QH 042578 Version 2 | Standard | Current | 01-Jul-2019 | - | Labour |
| Data Element | Data Element | Birth event-length of first stage of labour | QH 042578 Version 1 | Documented | Superseded | 01-Jul-1987 | 30-Jun-2019 | Labour |
| Data Element | Data Element | Birth event-length of second stage of labour, total minutes | QH 042579 Version 2 | Standard | Draft | 01-Jul-2019 | - | Labour |
| Data Element | Data Element | Birth event-length of second stage of labour | QH 042579 Version 1 | Documented | Current | 01-Jul-1987 | 30-Jun-2019 | Labour |
| Data Element | Data Element | Female-maternity model of care at the onset of labour/non-labour caesarean section identifier | QH 043107 Version 1 | Standard | Current | 01-Jul-2020 | - | Labour |