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. 2011 Jun 22;342:d3651. doi: 10.1136/bmj.d3651

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© Collins 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 colg847137.f2_default.jpg — Fig 2 Observed versus predicted fracture risks for men. THIN=The Health Improvement Network