Characteristic | Development group | Validation group | ||
---|---|---|---|---|
Non-NAFLD | NAFLD | Non-NAFLD | NAFLD | |
N | 5846 | 1272 | 5919 | 1243 |
Age (years) | 43.314 ± 9.050 | 44.537 ± 8.215 | 43.219 ± 8.923 | 45.027 ± 8.427 |
Alcohol consumption (g/w) | ||||
  = 0 | 1992 (34.075% | 372 (29.245%) | 1997 (33.739%) | 374 (30.088%) |
  > 0 | 3854 (65.925%) | 900 (70.755% | 3922 (66.261%) | 869 (69.912%) |
BMI (kg/m2) | 21.305 ± 2.581 | 25.448 ± 3.037 | 21.363 ± 2.633 | 25.551 ± 3.215 |
WC (cm) | 74.090 ± 7.851 | 85.890 ± 7.636 | 74.117 ± 7.990 | 86.078 ± 7.920 |
ALT (U/L) | 15.000 (12.000–20.000) | 27.000 (20.000–38.000) | 15.000 (12.000–20.000) | 27.000 (20.000–39.000) |
AST (U/L) | 14.000 (11.000–18.000) | 20.000 (16.000–25.000) | 17.000 (14.000–20.000) | 21.000 (17.000–26.000) |
GGT (U/L) | 14.000 (11.000–18.000) | 22.000 (16.000–32.250) | 14.000 (11.000–18.000) | 23.000 (16.000–33.000) |
HDL-c (mmol/L) | 1.524 ± 0.402 | 1.181 ± 0.280 | 1.512 ± 0.394 | 1.186 ± 0.300 |
TC (mmol/L) | 5.065 ± 0.859 | 5.397 ± 0.851 | 5.046 ± 0.847 | 5.488 ± 0.882 |
TyG-BMI | 168.514 ± 27.726 | 218.162 ± 30.871 | 169.266 ± 28.289 | 220.124 ± 32.960 |
TG (mmol/L) | 0.655 (0.452–0.937) | 1.231 (0.858–1.727) | 0.655 (0.452–0.960) | 1.264 (0.881–1.829) |
HbA1c (%) | 5.148 ± 0.312 | 5.303 ± 0.329 | 5.155 ± 0.312 | 5.299 ± 0.339 |
FPG (mmol/L) | 5.092 ± 0.405 | 5.386 ± 0.368 | 5.099 ± 0.400 | 5.404 ± 0.359 |
SBP (mmHg) | 111.875 ± 14.020 | 123.082 ± 14.665 | 111.991 ± 14.031 | 123.811 ± 15.000 |
DBP (mmHg) | 69.607 ± 9.894 | 77.572 ± 10.025 | 69.814 ± 9.830 | 78.097 ± 10.356 |
SEX, n (%) | ||||
 Female | 3153 (53.934%) | 241 (18.947%) | 3209 (54.215%) | 237 (19.067%) |
 Male | 2693 (46.066%) | 1031 (81.053%) | 2710 (45.785%) | 1006 (80.933%) |
Regular exerciser, n (%) | 1040 (17.790%) | 199 (15.645%) | 1058 (17.875%) | 179 (14.401%) |
Smoking status, n (%) | ||||
 Never-smoker | 3777 (64.608%) | 592 (46.541%) | 3788 (63.997%) | 594 (47.788%) |
 Ever-somker | 966 (16.524%) | 318 (25.000%) | 964 (16.287%) | 324 (26.066%) |
 Current-smoker | 1103 (18.868%) | 362 (28.459%) | 1167 (19.716%) | 325 (26.146%) |