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. 2014 Nov 19;18(6):651. doi: 10.1186/s13054-014-0651-5

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© van Diepen et al.; licensee BioMed Central Ltd. 2014

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Observed versus predicted probability of all-cause CVICU readmission and number needed to identify (NNI) one readmission across risk deciles. The number needed to identify (NNI) one readmission is lower in higher readmission risk deciles. CVIVU: cardiovascular intensive care unit.