Research Article
Fibrinogen Is Associated with Prognosis of Critically Ill Patients with Sepsis: A Study Based on Cox Regression and Propensity Score Matching
Figure 4
Restricted cubic spline of (a) Cox regression based on all included patients before propensity score matching. (b) Cox regression based on patients with elevated fibrinogen and normal fibrinogen after PSM. (c) Cox regression based on patients with decreased and normal fibrinogen after PSM.
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