Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

37 questions · 40 findings · 10 reviews · Pregnancy and Childbirth

No studies found 12 · 30%GRADE not reported 4 · 10%Very low 12 · 30%Low 5 · 12.5%Moderate 7 · 17.5%High 0 · 0%

Any intervention to prevent violence (all interventions) vs usual care

Partner abuse: episodes during pregnancy · pregnant women

It is very uncertain whether any intervention to prevent violence (all interventions) changes partner abuse: episodes during pregnancy compared with standard care (very low certainty).

1 finding from 1 review

Any intervention to prevent violence (all interventions) vs usual care

Partner abuse in the first 3 months postpartum (Current Abuse Score**) The Current abuse score consists of 2 scales: 1) Abuse Assessment Screen (AAS) and 2) Prenatal Psychosocial Profile (PPP). · pregnant women

It is very uncertain whether any intervention to prevent violence (all interventions) changes partner abuse: episodes during the first 3 months postpartum compared with standard care (very low certainty).

2 findings from 1 review

Any intervention to prevent violence (all interventions) vs usual care

Partner abuse: abuse score in the first 3 months postpartum (Conflict Tactics Score*) The CTS is a 19‐item self‐report scale listing behaviours that the respondent’s partner might use in conflicts. Women report the frequency of partner behaviours ... · pregnant women
1 finding from 1 review

Any intervention to prevent violence (all interventions) vs usual care

Partner abuse: total episodes at final study assessment (pregnancy and up to 10 weeks postpartum) · pregnant women

Any intervention to prevent violence (all interventions) probably leads to lower partner abuse: total episodes at final study assessment (pregnancy… compared with standard care (moderate certainty).

1 finding from 1 review

Any supplements containing iron vs same supplements without iron or no treatment/placebo (no iron or placebo)

Side effects (any reported throughout the intervention period) (ALL) · pregnant women

It is very uncertain whether (Maternal outcomes) Any supplements containing iron changes side effects (any reported throughout the intervention period) (ALL) compared with same supplements without iron or no treatment/placebo (no iron or… (very low certainty).

1 finding from 1 review

Any supplements containing iron and folic acid vs same supplements without iron nor folic acid (no iron nor folic acid or placebo)

Side effects (any reported throughout the intervention period) (ALL) · pregnant women

(Maternal outcomes) Any supplements containing iron and folic acid probably leads to higher side effects (any reported throughout the intervention period) (ALL) compared with same supplements without iron nor folic acid (no iron nor folic acid… (moderate certainty).

1 finding from 1 review

Any intermittent iron regimen (with or without other vitamins and minerals) vs daily regimen (with same vitamins and minerals)‐maternal outcomes

Participants with at least some Side Effects · Women receiving supplements in pregnancy

It is very uncertain whether any intermittent iron regimen (with or without other vitamins and… changes side effects (any reported throughout intervention period) compared with daily regimen (with same vitamins and minerals)‐maternal outcomes (very low certainty).

1 finding from 1 review

Psychosocial interventions vs treatment

Number of continuously abstinent women ‐ total · stopping or reducing alcohol consumption during pregnancy

Summary of findings table ‐ Any psychosocial intervention may leads to higher number of continuously abstinent women ‐ total compared with treatment (low certainty).

1 finding from 1 review

Psychosocial interventions vs treatment

Number of women who completed treatment ‐ total · stopping or reducing alcohol consumption during pregnancy

Summary of findings table ‐ Any psychosocial intervention showed no clear difference in number of women who completed treatment ‐ total compared with treatment (moderate certainty).

1 finding from 1 review

Physical breastfeeding support interventions (electric or manual breast pump) vs usual care (no pump)

Breastfeeding · women with a pre‐pregnancy BMI > 29 kg/m², who were intending to breastfeed, had no history of breast surgery, who were at least 19 years…

It is very uncertain whether physical breastfeeding support interventions (electric or manual… changes any breastfeeding at 4‐6 weeks compared with usual care (no pump) (very low certainty).

2 findings from 1 review

Standard care plus IV tranexamic acid vs placebo or usual care

Side effects of the intervention: Any maternal vascular occlusive event · women with primary postpartum haemorrhage following vaginal or caesarean birth

Standard care plus IV tranexamic acid showed no clear difference in side effects of the intervention: Any maternal vascular occlusive… compared with placebo or standard care alone (moderate certainty).

1 finding from 1 review