Table 1:
Demographic and clinical characteristics of subjects
| Characteristic | Patients with NHE (n = 36) | Patients with MHE (n = 29) | P Value |
|---|---|---|---|
| Age (yr) | 50.1 ± 8.9 | 52.8 ± 8.4 | .227 |
| Sex (male/female) | 34/2 | 26/3 | .471 (χ2 test) |
| Education (yr) | 8.5 ± 2.9 | 7.6 ± 2.3 | .158 |
| Etiology of cirrhosis (HBV/alcoholism/HBV+alcoholism/other) | 29/4/1/2 | 22/0/4/3 | – |
| Child-Pugh stage (A/B/C) | 19/12/5 | 8/10/11 | – |
| Child-Pugh score | 7.0 ± 2.2 | 8.4 ± 2.2 | .016 |
| Previous history of overt HE (yes/no) | 7/29 | 10/19 | .170 |
| Number Connection Test A (sec) | 44.5 ± 10.8 | 81.4 ± 23.8 | <.001 |
| Digit Symbol Test (raw score) | 40.2 ± 8.7 | 23.6 ± 7.7 | <.001 |
| Block Design Test (raw score) | 29.3 ± 8.8 | 17.7 ± 6.5 | <.001 |
Note:—HBV indicates hepatitis B virus.