Table 2 Dynamic trend scores based on the changing trends of total bilirubin, creatinine, prothrombin activity, and hepatic encephalopathy stage.

From: A dynamic prediction model for prognosis of acute-on-chronic liver failure based on the trend of clinical indicators

Dynamic trend score

1

2

3

Total Bilirubin trend

Decreased level > 30%

Increased or decreased level ≤ 30%

Increased level > 30%

Creatinine trend

Decreased level > 30%

Increased or decreased level ≤ 30%

Increased level > 30%

Prothrombin activity trend

Increased level > 30%

Increased or decreased level ≤ 30%

Decreased level > 30%

Hepatic Encephalopathy trend (West Haven stage)

Improved level ≥ 1

Unchanged

Aggravated level ≥ 1