Calcium and vitamin D v placebo*

Outcome at 3 yearsCalcium and vitamin D EERPlacebo CERRRR (95% CI)ARR |EER-CER|NNT(CI)
*Abbreviations in table defined in glossary; RRR, ARR, NNT, and CI calculated from data in article.
Non-vertebral fracture5.9%12.9%54.3% (12 to 77)7.0%15 (8 to 12)