Table 1. Selected characteristics of the patients with nonalcoholic fatty liver disease and controlsa.
| Variables | Patients (n=150) | Controls (n=154) | p-value | |
|---|---|---|---|---|
| Age (years) | 38.1 (9.3) | 29.0 (7.4) | <0.001 | |
| Body mass index (kg/m2) | 29.4 (5.0) | 23.2 (3.3) | <0.001 | |
| Sex | ||||
| Men | 109 (72.7) | 80 (51.9) | ||
| Women | 41 (27.3) | 74 (48.1) | <0.001 | |
| Smoking history | ||||
| No | 111 (74.0) | 140 (90.9) | ||
| Former | 19 (12.7) | 9 (5.8) | ||
| Current | 20 (13.3) | 5 (3.3) | 0.020 | |
| Systolic blood pressure (mmHg) | 123.8 (15.3) | 113.9 (13.4) | <0.001 | |
| Diastolic blood pressure (mmHg) | 74.5 (9.8) | 70.0 (8.1) | <0.001 | |
| Aspartate aminotransferase (IU/L) | 39.4 (17.1) | 19.8 (7.1) | <0.001 | |
| Alanine aminotransferase (IU/L) | 71.1 (39.9) | 19.5 (10.2) | <0.001 | |
| Gamma glutamyl transferase (IU/L) | 57.8 (31.4) | 19.1 (8.3) | <0.001 | |
| Steatosis | ||||
| Grade 0 | ||||
| Grade 1 | 38 (25.3) | |||
| Grade 2 | 81 (54.0) | |||
| Grade 3 | 31 (20.7) | |||
| Necroinflammation | ||||
| Grade 0 | 46 (30.7) | |||
| Grade 1 | 57 (38.0) | |||
| Grade 2 | 45 (30.0) | |||
| Grade 3 | 2 (1.3) | |||
| Fibrosis | ||||
| Stage 0 | 88 (58.7) | |||
| Stage 1 | 55 (36.7) | |||
| Stage 2 | 7 (4.6) | |||
| Stage 3 | ||||
| Stage 4 | ||||
a
Variables presented as mean (SD) or number (%).