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Probability of norepinephrine infusion over time in 42 patients admitted to ICU after OHCA. Kaplan-Meier estimates of the probability of norepinephrine infusion for all patients (A) and stratified by biomarker level (B–F). The HR with 95% CIs was estimated by Cox regression. BNP, brain natriuretic peptide; CRP, C reactive protein; ICU, intensive care unit; IL, interleukin; OHCA, out-of-hospital cardiac arrest.
