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. 2022 Nov 9;4(11):e0788. doi: 10.1097/CCE.0000000000000788

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Copyright © 2022 The Authors. Published by Wolters Kluwer Health, Inc. on behalf of the Society of Critical Care Medicine.

This is an open-access article distributed under the terms of the Creative Commons Attribution-Non Commercial-No Derivatives License 4.0 (CCBY-NC-ND), where it is permissible to download and share the work provided it is properly cited. The work cannot be changed in any way or used commercially without permission from the journal.

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Figure 2. — Sensitivity and specificity forest plots of sepsis International Classification of Diseases, 10th revision (ICD-10) codes. Forest plots of the sensitivity (5 studies; A) and specificity (3 studies; B) of sepsis ICD-10 codes compared with the reference standard of detailed chart review and/or registry databases. a = A41.0, b = implicit abstraction for severe sepsis, c = explicit abstraction with organ dysfunction codes for severe sepsis, d = R code (R65.0, R65.1, R57.2) abstraction for sepsis, e = R code (R65.1, R57.2) abstraction for severe sepsis, f = explicit abstraction for sepsis, g = diagnosis-based code categories in emergency department information system, h = diagnosis-based code categories in hospital mortality data system, i = optimized coding algorithm for ICU sepsis, j = optimized coding algorithm for ICU severe sepsis, k = optimized coding algorithm for non-ICU sepsis, l = CIHI coding algorithm for ICU severe sepsis, m = CIHI coding algorithm for ICU sepsis, n = Canadian Institute for Health Information (CIHI) coding algorithm for non-ICU Sepsis, o = septicemia, p = sepsis and septicemia.