Research Article

[Retracted] Analysis of Risk Factors and Protective Strategies for Tube Blockage in Patients with Drug-Induced Liver Failure Based on Artificial Liver Therapy

Table 4

Occurrence of blocked pipes under different PTA values.

Prothrombin activity PTA valueNumber of blocked pipesTotal number of treatments

PTA ≤ 20%564
20% ≤ PTA ≤ 30%473
PTA > 30%151
value
t