TY - JOUR T1 - Review: vitamin D supplementation decreases all-cause mortality in adults and older people JF - Evidence Based Medicine JO - Evid Based Med SP - 47 LP - 47 DO - 10.1136/ebm.13.2.47 VL - 13 IS - 2 A2 - , Y1 - 2008/04/01 UR - http://ebm.bmj.com/content/13/2/47.abstract N2 - P AutierDr P Autier, International Agency for Research on Cancer, Lyon, France; autierp@iacr.frQuestion:what is the effect of vitamin D supplementation on all-cause mortality?Search methods:PubMed, ISI Web of Science (Science Citation Index Expanded), EMBASE/Excerpta Medica, Cochrane Library, and bibliographies of selected studies, reviews, or books (to November 2006).Study selection and assessment:principal published reports of randomised controlled trials (RCTs) that assessed the effects of vitamin D supplementation (vitamin D2 [ergocalciferol] or vitamin D3 [cholecalciferol]), taken for any condition, on all-cause mortality. Trials had to randomise participants on an individual (rather than cluster) basis and include sufficient information to allow for calculation of relative risks and 95% CIs for all-cause mortality for vitamin D supplementation v placebo or control. … ER -