Findings

What do systematic reviews say?

3 questions · 3 findings · 1 reviews · Musculoskeletal

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 1 · 33.3%Moderate 2 · 66.7%High 0 · 0%

Acceptability: total withdrawals · premenopausal women (age 18−47.3 years)

Calcium showed no clear difference in withdrawals from the study for any reason compared with placebo (moderate certainty).

1 finding from 1 review

Calcium and vitamin D for increasing bone mineral density in premenopausal women 2023 · Cochrane Headline outcomes only
RR 0.78 [0.52, 1.16]
4 studies · 261 participants
Moderate

Acceptability: total withdrawals · premenopausal women (ages 18–36 years)

Calcium and vitamin D showed no clear difference in withdrawals from the study for any reason compared with placebo (low certainty).

1 finding from 1 review

Calcium and vitamin D for increasing bone mineral density in premenopausal women 2023 · Cochrane Headline outcomes only
RR 0.82 [0.29, 2.35]
2 studies · 541 participants
Low

Acceptability: total withdrawals · premenopausal women (age 18–32.7 years)

Vitamin D showed no clear difference in withdrawals from the study for any reason compared with placebo (moderate certainty).

1 finding from 1 review

Calcium and vitamin D for increasing bone mineral density in premenopausal women 2023 · Cochrane Headline outcomes only
RR 0.74 [0.46, 1.19]
2 studies · 189 participants
Moderate