Psychometric hepatic encephalopathy score for diagnosis of minimal hepatic encephalopathy in China

Table 1 Correlations between psychometric tests and age and education years

	NCT-A	NCT-B	LTT	SDT	DST
Age	0.510	0.478	0.336	0.322	-0.647
Education	-0.409	-0.355	-0.358	-0.374	0.585

The data are presented as Pearson’s correlation coefficients; P < 0.05; NCT-A: Number connection test-A; NCT-B: Number connection test-B; SDT: Serial dotting test; LTT: Line tracing test; DST: Digit symbol test.