Table 1. The clinical characteristics of all subjects.
| Clinical variables | Healthy Controls(n = 20) | Patients with Cirrhosis(n = 44) | p value |
| Age (years) | 51.5±7.7 | 50.4±10.1 | 0.675 |
| Education (years) | 8.3±2.5 | 7.9±3.0 | 0.593 |
| Sex (male/female) | 16/4 | 39/5 | 0.594 (χ2-test) |
| Child–Pugh stage (A/B/C) | – | 8/20/16 | – |
| Etiology (HBV/alcoholism/both/other) | – | 35/1/4/4 | – |
| Trail making test A (second) | 47.4±14.4 | 59.8±22.6 | 0.027 |
| Trail making test B (second) | 111.2±27.6 | 146.9±48.4 | 0.001 |
| Digit symbol test (raw score) | 43.3±9.1 | 32.4±12.0 | 0.001 |
| Block design test (raw score) | 31.2±7.9 | 24.0±8.5 | 0.002 |