Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

331 questions · 336 findings · 74 reviews · Pregnancy and Childbirth

No studies found 102 · 30.4%GRADE not reported 30 · 8.9%Very low 76 · 22.6%Low 92 · 27.4%Moderate 31 · 9.2%High 5 · 1.5%

Probiotics vs placebo

Hypertensive disorders (including pre‐eclampsia, pregnancy‐induced hypertension, eclampsia) · women with gestational diabetes mellitus

Probiotic showed no clear difference in hypertensive disorders (including pre‐eclampsia, pregnancy‐induced… compared with placebo (low certainty).

1 finding from 1 review

Continuous glucose monitoring system vs intermittent glucose monitoring

Hypertensive disorders of pregnancy · women with pre‐existing diabetes

Continuous glucose monitoring may leads to lower hypertensive disorders of pregnancy (including pre‐eclampsia,… compared with intermittent glucose monitoring (low certainty).

1 finding from 1 review

Self‐monitoring at home vs hospitalisation

Hypertensive disorders of pregnancy · women with pre‐existing diabetes

It is very uncertain whether self‐monitoring at home changes hypertensive disorders of pregnancy (including pre‐eclampsia,… compared with hospitalisation (very low certainty).

1 finding from 1 review

Fetal biometry vs maternal glycaemic values

Hypertensive disorders of pregnancy · women with gestational diabetes mellitus and their babies

It is very uncertain whether fetal biometry changes hypertensive disorders of pregnancy (including pre‐eclampsia,… compared with maternal glycaemic values (very low certainty).

1 finding from 1 review

Intervention not reported

Maternal admission to intensive care · pregnant women

The intervention showed no clear difference in maternal admission to intensive care (low certainty).

1 finding from 1 review

Intervention not reported

Maternal pain score or pain measured in labour (Pain intensity 4 or 5 on 5‐point scale (1 hour))
1 finding from 1 review

Intervention not reported

Maternal pain score or pain measured in labour (Pain intensity at 1 hour (moderate or severe))
1 finding from 1 review

Intervention not reported

Maternal pain score or pain measured in labour (Pain intensity at 30 minutes: women with severe pain)
1 finding from 1 review