Table 2 MMSE results dependent of severity of liver disease (Child-Pugh classification)

MMSE summaryscore

27.6 ± 1.9

27.0 ± 2.0

24.8 ± 4.8

ns

p<0.0005

p<0.01

Orientation to time

5.0 ± 0.2

4.7 ± 0.8

4.2 ± 0.9

p<0.05

p<0.0001

p<0.03

Orientation to place

4.9 ± 0.2

4.8 ± 0.4

4.4 ± 0.7

ns

p<0.0001

p<0.001

Attention and calculation

3.8 ± 1.4

3.7 ± 1.2

3.5 ± 1.9

ns

ns

ns

Recall

2.2 ± 0.9

2.4 ± 0.7

1.9 ± 0.8

ns

ns

p<0.05

Repetition

0.8 ± 0.4

0.8 ± 0.4

0.7 ± 0.5

ns

ns

ns

Complex commands (Understanding)

2.9 ± 0.3

2.8 ± 0.5

2.4 ± 1.0

ns

p<0.01

p<0.03

Complex commands (Write a sentence)

1.0 ± 0.0

0.9 ± 0.2

0.8 ± 0.4

ns

p<0.001

p<0.02

Complex commands (Copy of pentagons)

1.1 ± 0.6

0.9 ± 0.3

0.6 ± 0.5

ns

p<0.002

ns