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Overview

In 2022, the overall rate of hypertension in pregnant women who gave birth in NSW was 5.3%. Around 1.9% of pregnant women who gave birth in NSW developed pre-eclampsia, 2.6% developed gestational hypertension, and 1.1% had pre-existing hypertension. This pattern is similar to previous years.

Maternal hypertension, NSW 2018–2022

By number of births

Condition20182019202020212022
Chronic hypertension7618458641060974
Pre-eclampsia13331385144416291740
Eclampsia3449344244
Gestational hypertension22582399232423902321
Total hypertension141934469449048874800

By percentage of births

Condition20182019202020212022
Chronic hypertension0.80.90.91.11.1
Pre-eclampsia1.41.51.61.71.9
Eclampsia0.00.10.00.00.0
Gestational hypertension2.42.62.52.42.6
Total hypertension14.54.84.95.05.3

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Maternal hypertension, NSW 2018–2022

Notes

Source: NSW Perinatal Data Collection (SAPHaRI). Centre for Epidemiology and Evidence, NSW Ministry of Health.

  1. Total hypertension refers to the number of pregnant women who gave birth in NSW with a diagnosis of any type of hypertension.​​

Current as at: Wednesday 31 July 2024