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. 2019 Sep 4;17(6):771–780. doi: 10.1007/s40258-019-00513-3

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© The Author(s) 2019

Open AccessThis article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (http://creativecommons.org/licenses/by-nc/4.0/), which permits any noncommercial use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Fig. 2 — Comparison of model structures adopted in published studies versus the NICE STA process. The total number of model structures is greater than the total number of identified papers or appraisals as some publications reported multiple economic models. DT ± other decision tree ± other combination model structure, NICE National Institute for Health and Care Excellence, NR not reported or documents unavailable, PartSA partitioned-survival analysis, ST state transition model (Markovian or semi-Markovian), STA single technology appraisal