Caesarean section · women who are not yet pregnant and women in the early stages of pregnancy
Calcium supplementation showed no clear difference in caesarean section compared with placebo (maternal outcomes) commencing before or early (low certainty).
1 finding from 1 review
Low birthweight · women who are not yet pregnant and women in the early stages of pregnancy
Calcium showed no clear difference in birthweight < 2500 g compared with placebo (offspring outcomes) commencing before or early (low certainty).
1 finding from 1 review
Apgar score less than 7 at 5 minutes · women who are not yet pregnant and women in the early stages of pregnancy
It is very uncertain whether calcium changes apgar < 7 at 5 minutes compared with placebo (offspring outcomes) commencing before or early (very low certainty).
1 finding from 1 review
Perinatal death, or NICU admission for > 24 hours (or both) · women who are not yet pregnant and women in the early stages of pregnancy
Calcium showed no clear difference in perinatal death, or NICU admission for > 24 hours (or both) compared with placebo (offspring outcomes) commencing before or early (low certainty).
1 finding from 1 review
Pregnancy loss, stillbirth or neonatal death before discharge · women who are not yet pregnant and women in the early stages of pregnancy
Calcium showed no clear difference in pregnancy loss, stillbirth or NND before discharge compared with placebo (offspring outcomes) commencing before or early (low certainty).
1 finding from 1 review
Severe hypertension · pregnant women (between 30 and 36 weeks’ gestation) with elevated blood pressure
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Severe pre‐eclampsia · pregnant women (between 30 and 36 weeks’ gestation) with elevated blood pressure
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Perinatal death (stillbirth + death in first week of life) · pregnant women (between 30 and 36 weeks’ gestation) with elevated blood pressure
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Antihypertensive drug use · pregnant women (between 30 and 36 weeks’ gestation) with elevated blood pressure
Guided imagery showed no clear difference in antihypertensive drug use compared with quiet rest (low certainty).
1 finding from 1 review
Perinatal mortality · Women with a multiple pregnancy
Intramuscular (IM) progesterone showed no clear difference in perinatal death compared with no treatment or placebo (low certainty).
1 finding from 1 review
Low birthweight · Women with a multiple pregnancy
Vaginal progesterone showed no clear difference in infant birthweight less than 2500 g compared with no treatment or placebo (moderate certainty).
1 finding from 1 review
Preterm birth · Women with a multiple pregnancy
Vaginal progesterone showed no clear difference in preterm birth less than 37 weeks compared with no treatment or placebo (moderate certainty).
1 finding from 1 review
Preterm birth less than 28 weeks · Women with a multiple pregnancy
Vaginal progesterone showed no clear difference in preterm birth less than 28 weeks compared with no treatment or placebo (low certainty).
1 finding from 1 review
Preterm birth less than 34 weeks' gestation · Women with a multiple pregnancy
Intramuscular (IM) progesterone may leads to higher preterm birth less than 34 weeks compared with no treatment or placebo (low certainty).
1 finding from 1 review
Major neurodevelopmental disability at childhood · Women with a multiple pregnancy
1 finding from 1 review
Low birthweight · Women with a multiple pregnancy
Intramuscular (IM) progesterone showed no clear difference in infant birthweight less than 2500 g compared with no treatment or placebo (moderate certainty).
1 finding from 1 review
Preterm birth less than 28 weeks · Women with a multiple pregnancy
Intramuscular (IM) progesterone showed no clear difference in preterm birth less than 28 weeks compared with no treatment or placebo (moderate certainty).
1 finding from 1 review
Preterm birth · Women with a multiple pregnancy
Intramuscular (IM) progesterone showed no clear difference in preterm birth less than 37 weeks compared with no treatment or placebo (high certainty).
1 finding from 1 review
Perinatal mortality · Women with a multiple pregnancy
Vaginal progesterone showed no clear difference in perinatal death compared with no treatment or placebo (low certainty).
1 finding from 1 review
Preterm birth less than 34 weeks' gestation · Women with a multiple pregnancy
Vaginal progesterone showed no clear difference in preterm birth less than 34 weeks compared with no treatment or placebo (low certainty).
1 finding from 1 review