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Table 7 Agreement between PHES and mfVEP in the detection of MHE

From: The role of multifocal visual evoked potential in detection of minimal hepatic encephalopathy in patients with compensated liver cirrhosis

 

PHES

Total

Normal

Abnormal

mfVEP

NL

Number

29

1

30

% within mfVEP

96.7%

3.3%

100.0%

% within PHES

93.5%

7.1%

66.7%

Abn

Number

2

13

15

% within mfVEP

13.3%

86.7%

100.0%

% within PHES

6.5%

92.9%

33.3%

Total

Number

31

14

45

% within mfVEP

68.9%

31.1%

100.0%

% within PHES

100.0%

100.0%

100.0%

P value

< 0.001*

Kappa agreement

0.91

Overall agreement

93.3%

  1. *P value is significant
  2. PHES: psychometric hepatic encephalopathy score
  3. MfVEP: multifocal visual evoked potentials