Outcome measures
| Outcome measures | Timing | |
| Primary outcome(s) | Maternal mortality Maternal morbidity (ischaemic stroke, intracranial haemorrhage, eclamptic seizure; development of pre-eclampsia with severe features; postnatal complication requiring intervention) Systolic blood pressure control Diastolic blood pressure control Mean arterial pressure control Safety data (adverse events or maternal side effects) | Direct maternal deaths up to day 42 postpartum; late maternal deaths up to 1 year postpartum |
| Secondary outcome(s) | Critical care admission Length of hospital stay following delivery Postnatal readmission to secondary care Antihypertensive medication requirement Urine output Laboratory values Other as defined by study |