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. 2023 Nov 11;9(11):e22225. doi: 10.1016/j.heliyon.2023.e22225

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© 2023 The Authors

This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/).

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Fig. 4 — Association between changes in RDW and all-cause mortality

Model was adjusted for all predefined covariates. (A) changes in RDW and all-cause mortality in overall cohort, (B) changes in RDW and all-cause mortality stratified by anemia, (C) changes in RDW and all-cause mortality stratified by RDW categories, and (D) time-varying trajectories of RDW. Absolute difference indicates the last RDW value minus the first RDW value during ICU stay. RDW, red blood cell distribution width. OR, odds ratio. CI, confidence interval.