TABLE 2.
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.
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.