Terms used in this quality standard

Terms used in this quality standard

For the purposes of this quality standard, the following definitions apply:

  • Chronic hypertension is hypertension that is present at the booking appointment or before 20 weeks of pregnancy. This could include women with pre-existing hypertension (hypertension that is present before pregnancy).

  • Gestational hypertension is new hypertension presenting after 20 weeks of pregnancy without significant proteinuria (urinary protein:creatinine ratio greater than 30 mg/mmol or a validated 24‑hour urine collection result greater than 300 mg protein).

  • Hypertension in pregnancy includes chronic hypertension, gestational hypertension and pre-eclampsia.

  • Pre-eclampsia is new hypertension presenting after 20 weeks of pregnancy with significant proteinuria (urinary protein:creatinine ratio greater than 30 mg/mmol or a validated 24‑hour urine collection result greater than 300 mg protein).

  • Severe hypertension is when the systolic blood pressure is 160 mmHg or greater, diastolic blood pressure is 110 mmHg or greater.

  • Severe pre-eclampsia is pre-eclampsia with severe hypertension and/or with symptoms, and/or biochemical and/or haematological impairment.

  • Treated hypertension is hypertension that is treated with 1 or more antihypertensive drugs.