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. 2022 Apr 5;6(8):2079–2089. doi: 10.1002/hep4.1950

TABLE 2.

Variables significantly associated with PHES

Attribute Mean importance (random forest) Correlation with PHES (regression) Adjusted R 2
Stroop test 5.17 Negative a N/A
Bifidobacterium adolescentis 3.98 Positive 0.27
Bifidobacterium angulatum 3.41 Positive 0.25
Sex 3.31 N/A N/A
Enterobacter asburiae 3.29 Negative 0.19
Bifidobacterium breve 2.97 Negative 0.39

Abbreviations: N/A, not applicable; PHES, psychometric hepatic encephalopathy score.

a

Higher Stroop test results (On + Off time in seconds) is associated with poorer cognition, whereas the inverse is true of PHES, where higher score is associated with better cognition.