Figure 1 | Scientific Reports

Figure 1

From: A prognostic score for patients with acute-on-chronic liver failure treated with plasma exchange-centered artificial liver support system

Figure 1

Flow diagram of patient selection. Of the 1036 patients in our database that received ALSS therapy, 435 were excluded from the study. The remaining 601 patients with HBV-ACLF were randomly divided into a derivation cohort (N = 303) and a validation cohort (N = 298). ALSS artificial liver support system, PE plasma exchange, HBV hepatitis B virus, ACLF acute-on-chronic liver failure, SPSS SPSS v.22 (IBM SPSS).

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