Notes
Amendments
9 Nov 2021 - An update to the report and data tables was performed to replace data for smoking status during the first 20 weeks of pregnancy and smoking status after the first 20 weeks of pregnancy.
Australian Institute of Health and Welfare (2021) Older mothers in Australia 2019, AIHW, Australian Government, accessed 20 April 2024.
Australian Institute of Health and Welfare. (2021). Older mothers in Australia 2019. Canberra: AIHW.
Australian Institute of Health and Welfare. Older mothers in Australia 2019. AIHW, 2021.
Australian Institute of Health and Welfare. Older mothers in Australia 2019. Canberra: AIHW; 2021.
Australian Institute of Health and Welfare 2021, Older mothers in Australia 2019, AIHW, Canberra.
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In Australia, nearly 74,700 women were aged 35 or over when they gave birth in 2019. This has increased from just over 41,400 in 1999.
This report provides key statistics on women aged 35 and over when they gave birth in 2019 (older mothers). Many outcomes were similar between 35–39 and 20–34 year old mothers. Some differences appear for mothers aged 40 and over, including higher rates of gestational diabetes, caesarean section birth and higher socioeconomic status.
1 in 4 women giving birth in 2019 were aged 35 or over
2 in 7 mothers aged 35 or over were giving birth for the first-time
More than half (55%) of mothers aged 40 and over gave birth by caesarean section
More than half (56%) of mothers aged 35–39 had a vaginal birth
9 Nov 2021 - An update to the report and data tables was performed to replace data for smoking status during the first 20 weeks of pregnancy and smoking status after the first 20 weeks of pregnancy.