Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 1 · 100%Moderate 0 · 0%High 0 · 0%

Incidence: lung cancer · relatively healthy postmenopausal women

Vitamin D plus calcium showed no clear difference in incidence: lung cancer compared with placebo (low certainty).

1 finding from 1 review

Drugs for preventing lung cancer in healthy people 2020 · Cochrane Headline outcomes only
RR 0.9 [0.39, 2.08]
3 studies · 37061 participants
Low