NOPE37: Angiogenic Factors for Managing Term Preeclampsia

ConditionPreeclampsia
Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexFemale
Age18+
SponsorHospital Universitari Vall d'Hebron Research Institute

About this trial

This study tests the hypothesis that, in women with preeclampsia without severe features, delivery management based on sFlt-1/PlGF would reduce the rate of induction of labor without worsening the rate of progression to preeclampsia with severe features and other maternal complications.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age ≥18 years

Singleton pregnancy

Preeclampsia without severe features according to the ACOG definition

Antegrade diastolic flow in the umbilical artery Doppler

Disqualifiers

Fetal death

Preeclampsia with severe features according to the ACOG definition, eclampsia, or any condition that requires immediate delivery

Absent or reversed end-diastolic flow in the umbilical artery Doppler

Non-reassuring CTG

Trial design

Design model

Parallel

Treatments tested in this trial

  • Intervention arm: expectant management if sFlt-1/PlGF<38

    Other intervention

    If the angiogenic factors are normal (sFlt-1/PlGF \<38), expectant management will be followed until 39 weeks, instead of delivery at ≥37 weeks of gestation as in standard care for preeclampsia without severe features.

  • Standard care: elective delivery at 37 weeks of gestation

    Other intervention

    In the control arm, standard care for preeclampsia without severe features will be followed: elective delivery at ≥37 weeks of gestation.

Treatment groups

750 Participants
are divided into 2 treatment groups
Group A: Standard care: elective delivery at 37 weeks of gestationActive comparator 1 intervention
Group B: Intervention arm: expectant management if sFlt-1/PlGF<38Experimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Composite maternal outcome

The primary outcome is a composite poor maternal outcome, defined as maternal mortality, severe maternal morbidity (eclampsia, HELLP syndrome, thromboembolic disease, pulmonary edema, or placental abruption), preeclampsia with severe features, and major postpartum hemorrhage (\>1000 mL).

Time frame
through study completion, an average of 2 months

Secondary outcomes

1

Neonatal morbidity

Neonatal morbidity is defined as the occurrence of at least one of the following: 5-minute Apgar score \<7, NICU admission, fetal death, neonatal death, sepsis, hypoglycemia, transient tachypnea of the newborn, respiratory distress syndrome, meconium aspiration syndrome, periventricular leukomalacia, intraventricular hemorrhage, seizures, necrotizing enterocolitis, neonatal jaundice requiring phototherapy, neonatal birthweight \<2500 g, or elective early-term delivery (37+0-38+6 weeks of gestation).

Time frame
through study completion, an average of 2 months
2

Method of delivery

Method of delivery, onset of labor, operative vaginal delivery for fetal distress, cesarean section for fetal distress.

Time frame
through study completion, an average of 2 months
3

Maternal admission to ICU

Maternal admission to ICU (yes/no)

Time frame
through study completion, an average of 2 months
4

Days of maternal admission to ICU

Duration of maternal admission to ICU (days)

Time frame
through study completion, an average of 2 months

Other outcomes

Sponsors and contacts

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