Question · asked by 1 review

Calcium supplementation/fortification vs control: Systolic blood pressure

Population
People who may be at risk for primary hypertension
Intervention
Calcium supplementation/fortification
Comparison
control
Outcome
Systolic blood pressure

What each review found

Current versions only
No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 2 · 40%High 3 · 60%
FindingEffectStudiesGRADE certainty
Calcium supplementation/fortification vs control
Systolic blood pressure (range of · People who may be at risk for primary hypertension
Calcium supplementation for prevention of primary hypertension (2022) · Cochrane Headline outcomes only
no estimate extracted18 studies · 3140 participantsHigh
Calcium supplementation/fortification vs control
Systolic blood pressure. Less than 35 years of age (range of · People who may be at risk for primary hypertension
Calcium supplementation for prevention of primary hypertension (2022) · Cochrane Headline outcomes only
no estimate extracted9 studies · 452 participantsModerate
Calcium supplementation/fortification vs control
Systolic blood pressure (range of · People who may be at risk for primary hypertension
Calcium supplementation for prevention of primary hypertension (2021) · Cochrane Headline outcomes onlyearlier version CD010037.PUB3, superseded
no estimate extracted18 studies · 3140 participantsHigh
Calcium supplementation/fortification vs control
Systolic blood pressure. Less than 35 years of age (range of · People who may be at risk for primary hypertension
Calcium supplementation for prevention of primary hypertension (2021) · Cochrane Headline outcomes onlyearlier version CD010037.PUB3, superseded
no estimate extracted9 studies · 452 participantsModerate
Calcium supplementation/fortification vs control
Systolic blood pressure · People who may be at risk for primary hypertension
Calcium supplementation for prevention of primary hypertension (2015) · Cochrane Headline outcomes onlyearlier version CD010037.PUB2, superseded
no estimate extracted16 studies · 3048 participantsHigh

Findings are shown side by side, never pooled across reviews.

The reviews

ReviewSearched up toIncluded studiesAMSTAR 2
Calcium supplementation for prevention of primary hypertension
2022 · Cochrane Headline outcomes only
Not reportedNot extractedNot assessed
How reviews are matched to this question

Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.