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. 2021 Nov 27;36(5):1367–1377. doi: 10.1007/s10877-021-00774-1

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© The Author(s) 2021

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 2 — Opal web dashboard for dynamic cohort selection. The Opal web dashboard can be accessed through any in-system web browser and is used for cohort selection to generate the desired dataset. Desired case characteristics are selected on the dashboard interface through the use of sliding scales for quantitative variables and checkbox selections for qualitative variables. A Opal dashboard landing page. B Selection interface for demographics. C Selection interface for problem list. D Selection interface for laboratory values

Fig. 2 — Opal web dashboard for dynamic cohort selection. The Opal web dashboard can be accessed through any in-system web browser and is used for cohort selection to generate the desired dataset. Desired case characteristics are selected on the dashboard interface through the use of sliding scales for quantitative variables and checkbox selections for qualitative variables. A Opal dashboard landing page. B Selection interface for demographics. C Selection interface for problem list. D Selection interface for laboratory values