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Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

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726 questions in 98 reviews · Pregnancy and Childbirth

current versions

No studies 726 · 100%Ungraded 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

Question	Effect	Evidence	Status / GRADE
Summary of findings for IV hexoprenaline vs no tocolytic agent, whilst awaiting emergency delivery Perinatal death or severe morbidity · women for whom a decision had been made to deliver by caesarean section for suspected fetal distress based on FHR… Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for IV hexoprenaline vs no tocolytic agent, whilst awaiting emergency delivery Caesarean delivery · women for whom a decision had been made to deliver by caesarean section for suspected fetal distress based on FHR… Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for subcutaneous terbutaline vs IV magnesium sulphate Perinatal death or severe morbidity · women with intrapartum fetal distress for whom the decision had been made to deliver by caesarean section Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for subcutaneous terbutaline vs IV magnesium sulphate Fetal or neonatal mortality · women with intrapartum fetal distress for whom the decision had been made to deliver by caesarean section Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for subcutaneous terbutaline vs IV magnesium sulphate Caesarean delivery · women with intrapartum fetal distress for whom the decision had been made to deliver by caesarean section Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for subcutaneous terbutaline vs IV magnesium sulphate 5‐minute Apgar score < 7 · women with intrapartum fetal distress for whom the decision had been made to deliver by caesarean section Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for selective ß2‐adrenergic agonist vs no tocolytic agent, whilst awaiting emergency delivery Caesarean delivery · women with fetal distress for whom the decision had been made to delivery by emergency caesarean section Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for subcutaneous terbutaline with continuation of oxytocic infusion vs cessation of oxytocic infusion without tocolytic agent Perinatal death or severe morbidity · women who developed uterine hyperstimulation in labour with oxytocin augmentation, but without signs of fetal distress Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for subcutaneous terbutaline with continuation of oxytocic infusion vs cessation of oxytocic infusion without tocolytic agent Fetal or neonatal mortality · women who developed uterine hyperstimulation in labour with oxytocin augmentation, but without signs of fetal distress Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for subcutaneous terbutaline with continuation of oxytocic infusion vs cessation of oxytocic infusion without tocolytic agent Abnormal FHR tracing · women who developed uterine hyperstimulation in labour with oxytocin augmentation, but without signs of fetal distress Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for subcutaneous terbutaline vs no tocolytic agent, whilst awaiting emergency delivery Perinatal death or severe morbidity · women in labour with signs of fetal distress and a fetal scalp pH < 7.25, for whom the decision had been made for… Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for subcutaneous terbutaline vs no tocolytic agent, whilst awaiting emergency delivery Caesarean delivery · women in labour with signs of fetal distress and a fetal scalp pH < 7.25, for whom the decision had been made for… Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for IV terbutaline vs IV nitroglycerin Perinatal death or severe morbidity · women with non‐reassuring FHR tracing during labour or induction of labour Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for IV terbutaline vs IV nitroglycerin Fetal or neonatal mortality · women with non‐reassuring FHR tracing during labour or induction of labour Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Summary of findings for selective ß2‐adrenergic agonist vs no tocolytic agent, whilst awaiting emergency delivery Low umbilical artery pH (less than 7.0 or as defined by trial authors) · women with fetal distress for whom the decision had been made to delivery by emergency caesarean section Acute tocolysis for uterine tachysystole or suspected fetal distress (2018) · Cochrane	no estimate extracted	NR	No studies
Direct estimation using calibrated drapes vs indirect estimation using visual estimation Postpartum anaemia · women undergoing vaginal birth Methods for blood loss estimation after vaginal birth (2018) · Cochrane	no estimate extracted	NR	No studies
Direct measurement using calibrated drapes vs indirect estimation using gravimetric technique Maternal infection · women undergoing vaginal birth Methods for blood loss estimation after vaginal birth (2018) · Cochrane	no estimate extracted	NR	No studies
Direct estimation using calibrated drapes vs indirect estimation using visual estimation Blood loss ≥ 500 mL · women undergoing vaginal birth Methods for blood loss estimation after vaginal birth (2018) · Cochrane	no estimate extracted	NR	No studies
Direct estimation using calibrated drapes vs indirect estimation using visual estimation Maternal infection · women undergoing vaginal birth Methods for blood loss estimation after vaginal birth (2018) · Cochrane	no estimate extracted	NR	No studies
Direct measurement using calibrated drapes vs indirect estimation using gravimetric technique Postpartum anaemia · women undergoing vaginal birth Methods for blood loss estimation after vaginal birth (2018) · Cochrane	no estimate extracted	NR	No studies
Direct measurement using calibrated drapes vs indirect estimation using gravimetric technique Severe morbidity · women undergoing vaginal birth Methods for blood loss estimation after vaginal birth (2018) · Cochrane	no estimate extracted	NR	No studies
Intervention NR Adverse maternal psychological effects (anxiety, depression or complicated grief) ‐ not measured · women with a previous stillbirth of > 20 weeks' gestation who are pregnant or considering a subsequent pregnancy Care prior to and during subsequent pregnancies following stillbirth for improving outcomes (2018) · Cochrane	no estimate extracted	NR	No studies
Intervention NR Maternal‐infant attachment ‐ not measured · women with a previous stillbirth of > 20 weeks' gestation who are pregnant or considering a subsequent pregnancy Care prior to and during subsequent pregnancies following stillbirth for improving outcomes (2018) · Cochrane	no estimate extracted	NR	No studies
Intervention NR Maternal‐infant attachment ‐ not measured · women with a previous stillbirth of ≥ 20 weeks' gestation who are pregnant or considering a subsequent pregnancy Care prior to and during subsequent pregnancies following stillbirth for improving outcomes (2018) · Cochrane	no estimate extracted	NR	No studies
Planned elective birth (induction or caesarean) vs expectant management Acidaemia ‐ not measured · pregnant women with gestational diabetes, between 38 ‐ 39 gestational weeks, without other maternal or fetal conditions. Planned birth at or near term for improving health outcomes for pregnant women with gestational diabetes and… (2018) · Cochrane	no estimate extracted	NR	No studies
Intervention NR Interventions and comparisons · Pregnant women who smoke Psychosocial interventions for supporting women to stop smoking in pregnancy (2017) · Cochrane	no estimate extracted	NR	No studies
Acupuncture vs sham control Vaginal delivery not achieved within 24 hours ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupuncture vs usual care Serious neonatal morbidity or death ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupuncture vs sweeping of fetal membranes Vaginal delivery not achieved within 24 hours ‐ not reported · induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupuncture vs sweeping of fetal membranes Uterine hyperstimulation with FHR changes ‐ not reported · induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupuncture vs sweeping of fetal membranes Serious maternal morbidity or death ‐ not reported · induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupuncture vs sweeping of fetal membranes Serious neonatal morbidity or death ‐ not reported · induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupressure vs sham control Vaginal delivery not achieved within 24 hours ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupressure vs sham control Uterine hyperstimulation with FHR changes ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupressure vs sham control Serious maternal morbidity or death ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupuncture vs sham control Uterine hyperstimulation with FHR changes ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupressure vs sham control Serious neonatal morbidity or death ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupressure vs usual care Vaginal delivery not achieved within 24 hours ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupressure vs usual care Uterine hyperstimulation with FHR changes ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupressure vs usual care Serious maternal morbidity or death ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupressure vs usual care Serious neonatal morbidity or death ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupuncture vs usual care Vaginal delivery not achieved within 24 hours ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupuncture vs usual care Uterine hyperstimulation with FHR changes ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Acupuncture vs usual care Serious maternal morbidity or death ‐ not reported · women due for third trimester induction of labour Acupuncture or acupressure for induction of labour (2017) · Cochrane	no estimate extracted	NR	No studies
Early vs second trimester amniocentesis Delivery before 33 weeks · prenatal diagnosis Amniocentesis and chorionic villus sampling for prenatal diagnosis (2017) · Cochrane	no estimate extracted	NR	No studies
Transabdominal chorionic villus sampling vs second trimester amniocentesis Sampling failure · prenatal diagnosis Amniocentesis and chorionic villus sampling for prenatal diagnosis (2017) · Cochrane	no estimate extracted	NR	No studies
Transabdominal chorionic villus sampling vs second trimester amniocentesis Laboratory failure · prenatal diagnosis Amniocentesis and chorionic villus sampling for prenatal diagnosis (2017) · Cochrane	no estimate extracted	NR	No studies
Transabdominal chorionic villus sampling vs second trimester amniocentesis Known false negative after birth · prenatal diagnosis Amniocentesis and chorionic villus sampling for prenatal diagnosis (2017) · Cochrane	no estimate extracted	NR	No studies
Transabdominal chorionic villus sampling vs second trimester amniocentesis Delivery before 33 weeks · prenatal diagnosis Amniocentesis and chorionic villus sampling for prenatal diagnosis (2017) · Cochrane	no estimate extracted	NR	No studies
Transcervical vs transabdominal chorionic villus sampling Known false negative after birth · prenatal diagnosis Amniocentesis and chorionic villus sampling for prenatal diagnosis (2017) · Cochrane	no estimate extracted	NR	No studies