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Papers/PMID:21975761

Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes.

The Cochrane database of systematic reviews2011The record

2 findings · 1 compound · 2 endpoints · 2 null

What it reported

How to read these marks

Every finding here is a null result.

What did not

2 findings

  • Ca(2+) — no detected effect on preterm birth incidence

    Evidence strength: very limited.FindingNull resultreplicated ×2
    “There were no statistically significant differences between women who received calcium supplementation and those who did not in terms of reducing preterm births (less than 37 weeks' gestation) (risk ratio (RR) 0.90; 95% confidence interval (CI) 0.73 to 1.11; 12 studies, 15615 women; random-effects model) and also in less than 34 weeks' gestation (RR 1.11; 95% CI 0.84 to 1.46; three trials, 5145 women).”
    Quoted verbatim from Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes..
    Study
    meta-analysis
    Participants
    15,615
    Population
    Pregnant women in randomised trials of calcium supplementation versus placebo or no treatment, other than for preventing or treating hypertension

    Effect 0.9 risk ratio, 95% CI 0.73 to 1.11

    Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes.2011PMID:2197576110.1002/14651858.CD007079.pub2Permalink

  • Ca(2+) — no detected effect on low birth weight incidence

    Evidence strength: very limited.FindingNull result
    “There was no significant difference in infant low birth weight between the two groups (RR 0.91; 95% CI 0.72 to 1.16; four trials, 13449 infants; random-effects).”
    Quoted verbatim from Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes..
    Study
    meta-analysis
    Participants
    13,449
    Population
    Pregnant women in randomised trials of calcium supplementation versus placebo or no treatment, other than for preventing or treating hypertension

    Effect 0.91 risk ratio, 95% CI 0.72 to 1.16

    Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes.2011PMID:2197576110.1002/14651858.CD007079.pub2Permalink