What do systematic reviews say?

83 questions · 83 findings · 52 reviews · Pregnancy and Childbirth

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No studies found 7 · 8.4%GRADE not reported 16 · 19.3%Very low 19 · 22.9%Low 28 · 33.7%Moderate 11 · 13.3%High 2 · 2.4%

Intervention not reported

Perinatal/neonatal death or severe neonatal morbidity ‐ High national perinatal mortality rate · women with term breech delivery

The intervention showed no clear difference in perinatal/neonatal death or severe neonatal morbidity ‐ High… (low certainty).

1 finding from 1 review

Planned caesarean section for term breech delivery 2015 · Cochrane Headline outcomes only
RR 0.66 [0.35, 1.24]
1 study · 1053 participants
Low

Exercise vs control

Mortality or morbidity composite · women with gestational diabetes mellitus

Exercise showed no clear difference in mortality and morbidity composite (variously defined by trials, e.g.… compared with control (moderate certainty).

1 finding from 1 review

Exercise for pregnant women with gestational diabetes for improving maternal and fetal outcomes 2017 · Cochrane Headline outcomes only
RR 0.56 [0.12, 2.61]
2 studies · 169 participants
Moderate

Planned early birth vs expectant management

Perinatal mortality (stillbirth ‐ death of fetus prior to birth; neonatal death ‐ death within the first 28 days of birth; or infant death ‐ death after the first 28 days) · pregnant women with a term suspected compromised baby

1 finding from 1 review

Planned early delivery versus expectant management of the term suspected compromised baby for improving outcomes 2015 · Cochrane Headline outcomes only
no estimate extracted
1 study · 459 participants
Moderate