Table 4. Evaluation of EEG findings and treatment.

Statistical methods: cross-tabs, chi-squared test, p<0.005

EEG: electroencephalogram

EEG findings	Plasmapheresis n-%	P-value	Liver transplantation n-%	P-value
Normal	5-22.7	0.540	1-5.9	0.005
Epileptic	2-9.1	0.350	2-11.8	0.185
Diffuse slowing	15-68.2	0.007	11-57.9	0.393
Voltage suppression	3-13.6	0.706	2-50	0.744