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. 2011 Aug 16;343:d4909. doi: 10.1136/bmj.d4909

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© Song 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 sonf851501.f1_default.jpg — Fig 1 Trial network used to investigate inconsistency between direct and indirect comparison. Each trial network consists of three sets of independent trials: one set for direct comparison of A versus B and two sets for adjusted indirect comparison of A versus B with C as common comparator.