Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

954 questions · 963 findings · 130 reviews · Headline outcomes only

No studies found 181 · 18.8%GRADE not reported 71 · 7.4%Very low 163 · 16.9%Low 311 · 32.3%Moderate 163 · 16.9%High 74 · 7.7%

Fetal growth (biometry) + umbilical artery Doppler vs fetal growth

Any perinatal death after randomisation · women with twin pregnancies were randomised from 25 weeks

Fetal growth (biometry) + umbilical artery Doppler showed no clear difference in perinatal mortality (after randomisation) compared with fetal growth (low certainty).

1 finding from 1 review

Fetal growth (biometry) + umbilical artery Doppler vs fetal growth

Gestational age at birth (weeks) · women with twin pregnancies were randomised from 25 weeks

Fetal growth (biometry) + umbilical artery Doppler showed no clear difference in gestational age at birth (weeks) compared with fetal growth (moderate certainty).

1 finding from 1 review

Fetal growth (biometry) + umbilical artery Doppler vs fetal growth

Number of antenatal hospital admissions · women with twin pregnancies were randomised from 25 weeks

Fetal growth (biometry) + umbilical artery Doppler showed no clear difference in antenatal admission to hospital compared with fetal growth (high certainty).

1 finding from 1 review

Mycophenolate mofetil vs methotrexate

Prevention of acute GVHD grade II to IV · people receiving allogeneic hematopoietic stem cell transplantation

It is very uncertain whether mycophenolate mofetil changes prevention of acute GVHD grade II to IV compared with methotrexate (very low certainty).

1 finding from 1 review

Mycophenolate mofetil vs methotrexate

Incidence of narcotic use for pain control · people receiving allogeneic hematopoietic stem cell transplantation

Mycophenolate mofetil may leads to lower incidence of narcotic use for pain control compared with methotrexate (low certainty).

1 finding from 1 review

Summary of findings table ‐ Repeat dose(s) of prenatal corticosteroids vs single course

Fetal/neonatal/infant · the fetus/neonate/infant

Summary of findings table ‐ Repeat dose(s) of prenatal corticosteroid showed no clear difference in A1: Fetal or neonatal or infant death (< 1 year of age) – all… compared with single course (moderate certainty).

1 finding from 1 review

Summary of findings table ‐ Repeat dose(s) of prenatal corticosteroids vs single course

Respiratory distress syndrome · the fetus/neonate/infant

Summary of findings table ‐ Repeat dose(s) of prenatal corticosteroid leads to lower A5: Respiratory distress syndrome – all fetuses randomised compared with single course (high certainty).

1 finding from 1 review

Summary of findings table ‐ Repeat dose(s) of prenatal corticosteroids vs single course

A7: Severe lung disease – all fetuses randomised · the fetus/neonate/infant

Summary of findings table ‐ Repeat dose(s) of prenatal corticosteroid probably leads to lower A7: Severe lung disease – all fetuses randomised compared with single course (moderate certainty).

1 finding from 1 review

Summary of findings table ‐ Repeat dose(s) of prenatal corticosteroids vs single course

Chronic lung disease · the fetus/neonate/infant

Summary of findings table ‐ Repeat dose(s) of prenatal corticosteroid showed no clear difference in A8: Chronic lung disease – all fetuses randomised compared with single course (high certainty).

1 finding from 1 review

Summary of findings table ‐ Repeat dose(s) of prenatal corticosteroids vs single course

Intraventricular haemorrhage, Papile grade 3/4 · the fetus/neonate/infant

Summary of findings table ‐ Repeat dose(s) of prenatal corticosteroid showed no clear difference in A9: Severe intraventricular haemorrhage (grade 3 or 4) – all fetuses… compared with single course (moderate certainty).

1 finding from 1 review