Reversibility of minimal hepatic encephalopathy following liver transplantation in Egyptian cirrhotic patients

Table 2 Median score values of different psychometric tests in controls and patients before and after liver transplantation

	Controls	Patients before LT	Patients after LT	Patients before LT vs after LT (P value)1	Controls vs patients before LT (P value)2	Controls vs patients after LT (P value)2
TMT A (median ± IQR)	27 ± 8	110 ± 32.5	80 ± 30.8	0.010	< 0.001	< 0.001
TMT B (median ± IQR)	62 ± 17.3	282.5 ± 137.5	167.5 ± 72.0	0.002	< 0.001	< 0.001
DST (median ± IQR)	60 ± 4.75	22 ± 6	28.5 ± 14.5	0.001	< 0.001	< 0.001
SDT (median ± IQR)	34 ± 3.75	62 ± 20.75	51 ± 27.5	0.002	< 0.001	< 0.001
VMCP (median ± IQR)	1 ± 1	-7 ± 3.5	-4.5 ± 5.0	< 0.001	< 0.001	< 0.001

¹Wilcoxon signed ranks test;

²Mann Whitney U test. TMT: Trail making test; DST: Digit symbol test; SDT: Serial dotting test; VMCP: Visual-motor and visual-constructive performance score; LT: Liver transplantation; IQR: Inter-quartile range.