Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,973 questions · 3,072 findings · 410 reviews · Headline outcomes only

No studies found 559 · 18.2%GRADE not reported 143 · 4.7%Very low 654 · 21.3%Low 833 · 27.1%Moderate 683 · 22.2%High 200 · 6.5%

Intervention not reported

Falls ‐ not measured · adults with cognitive impairment/dementia and cognitively intact populations

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Hospitalisations (at 4 months' · adults with cognitive impairment/dementia and cognitively intact populations

The intervention showed no clear difference in hospitalisations (at 4 months' (low certainty).

1 finding from 1 review

All routine Doppler ultrasound vs no Doppler ultrasound

Stillbirth ‐ Fetal/umbilical vessels + uterine artery · Pregnant women in unselected or low‐risk populations.

All routine Doppler ultrasound showed no clear difference in stillbirth ‐ Fetal/umbilical vessels + uterine artery compared with no Doppler ultrasound (low certainty).

1 finding from 1 review

All routine Doppler ultrasound vs no Doppler ultrasound

Admission to neonatal special care unit or intensive care unit · Pregnant women in unselected or low‐risk populations.

All routine Doppler ultrasound showed no clear difference in neonatal admission to special care baby unit/neonatal intensive care… compared with no Doppler ultrasound (moderate certainty).

1 finding from 1 review

Intervention not reported

Perinatal mortality · women in late pregnancy (after 24 weeks' gestation) in both unselected populations and designated low‐risk populations

The intervention showed no clear difference in perinatal mortality (moderate certainty).

1 finding from 1 review

Intervention not reported

Preterm delivery < 37 weeks' gestation · women in late pregnancy (after 24 weeks' gestation) in both unselected populations and designated low‐risk populations

The intervention showed no clear difference in preterm delivery < 37 weeks' gestation (high certainty).

1 finding from 1 review

Intervention not reported

Induction of labour · women in late pregnancy (after 24 weeks' gestation) in both unselected populations and designated low‐risk populations

The intervention showed no clear difference in induction of labour (moderate certainty).

1 finding from 1 review

Intervention not reported

Caesarean section · women in late pregnancy (after 24 weeks' gestation) in both unselected populations and designated low‐risk populations

The intervention showed no clear difference in caesarean section (high certainty).

1 finding from 1 review

Intervention not reported

Preterm delivery less than 34 weeks · women in late pregnancy (after 24 weeks' gestation) in both unselected populations and designated low‐risk populations
1 finding from 1 review

Intervention not reported

Maternal psychological effects · women in late pregnancy (after 24 weeks' gestation) in both unselected populations and designated low‐risk populations
1 finding from 1 review

Intervention not reported

Neurodevelopment at age 2 · women in late pregnancy (after 24 weeks' gestation) in both unselected populations and designated low‐risk populations
1 finding from 1 review