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. 2011 Apr 19;342:d2040. doi: 10.1136/bmj.d2040

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© Bolland et al 2011

This is an open-access article distributed under the terms of the Creative Commons Attribution Non-commercial License, which permits use, distribution, and reproduction in any medium, provided the original work is properly cited, the use is non commercial and is otherwise in compliance with the license. See: http://creativecommons.org/licenses/by-nc/2.0/ and http://creativecommons.org/licenses/by-nc/2.0/legalcode.

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graphic file with name bolm815951.f2_default.jpg — Fig 2 Effect of calcium and vitamin D on cardiovascular events: based on trial-level data from two randomised, placebo controlled trials of calcium and vitamin D⁸ ⁹ and the WHI CaD Study participants not taking personal calcium supplements at baseline. The first two trials included calcium monotherapy and calcium and vitamin D groups: we included data only from the calcium and vitamin D group compared with the placebo group