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Table 1 Rubric for determining the MAFLD activity score (MAS)

From: Effects of Bifidobacterium and rosuvastatin on metabolic-associated fatty liver disease via the gut–liver axis

Score

0

1

2

3

Hepatic steatosis

< 5%

5% ~ 33%

34% ~ 66%

66%

Inflammation in hepatic lobules

0

< 2

2 ~ 4

> 4

Ballooning degeneration of liver cells

none

less

more

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