Table 1.
Characteristics of the study population (n = 3203).
| Characteristics | Non-fatty liver (n = 2835) |
Fatty liver (n = 368) |
Statistics values | P |
|---|---|---|---|---|
| Age (years), Mean (SD) | 40.73(10.48) | 42.43(10.29) | −2.94a | 0.003 |
| Gender (M/F) | 1744/1091 | 317/51 | 86.09b | 1.72 × 10−20 |
| Hypertension (Y/N) | 407/2428 | 107/261 | 52.39b | 4.56 × 10−13 |
| BMI (kg/m2) | ||||
| As a continuous variable, Mean (SD) | 22.89(2.86) | 26.82(2.89) | −24.71a | 1.76 × 10−123 |
| As a categorical variable | 507.51b | 1.13 × 10−109 | ||
| <18.5 (n) | 141 | 0 | ||
| 18.5–23.9 (n) | 1725 | 53 | ||
| 24–27.9 (n) | 834 | 198 | ||
| ≥28 (n) | 135 | 117 | ||
| Total cholesterol (mmol/L), Mean (SD) | 4.74(0.88) | 5.06(0.90) | −6.54a | 7.31 × 10−11 |
| Triglycerides (mmol/L), Median (IQR) | 1.13(0.84) | 2.02(1.34) | −12.98c | 1.55 × 10−32 |
| Glucose (mmol/L), Median (IQR) | 4.99(0.61) | 5.23(0.90) | −6.96c | 1.41 × 10−11 |
| HDL (mmol/L), Mean (SD) | 1.48(0.33) | 1.26(0.25) | 15.61a | 6.67 × 10−46 |
| LDL (mmol/L), Mean (SD) | 2.87(0.71) | 3.25(0.71) | −9.56a | 2.29 × 10−21 |
| Uric acid (mmol/L), Mean (SD) | 340.11(86.65) | 418.65(91.27) | −16.26a | 3.58 × 10−57 |
| Hcy (µmol/L), Median (IQR) | 10.70(4.20) | 11.50(4.40) | −2.27c | 0.023 |
| Creatinine (µmol/L), Mean (SD) | 67.96(14.09) | 72.55(12.40) | −6.57a | 1.28 × 10−10 |
| AST (U/L), Median (IQR) | 20.00(7.00) | 27.00(12.00) | −12.13c | 4.16 × 10−29 |
| ALT (U/L), Median (IQR) | 19.00(14.00) | 42.00(30.75) | −14.77c | 1.51 × 10−39 |
aT-test; bPearson chi-square test; cMann-Whitney U test; SD: standard deviation; IQR: interquartile range.