Table 2.
Comparison of baseline characteristics at different FLI quartile levels
| Q1 (n = 2237) | Q2 (n = 1681) | Q3 (n = 2737) | Q4 (n = 2196) | Statistical quantity | P-value | |
|---|---|---|---|---|---|---|
| Age (years) | 59.26 ± 8.01 | 60.23 ± 7.75a | 60.54 ± 7.54a | 59.71 ± 7.43abc | 13.80 | < 0.001 |
| BMI (kg/m2) | 21.9 ± 2.03 | 24.3 ± 1.8a | 26.12 ± 2.1ab | 29.11 ± 3.24abc | 3835.46 | < 0.001 |
| WC (cm) | 75.78 ± 5.92 | 83.04 ± 5a | 87.96 ± 5.51ab | 95.76 ± 7.49abc | 4493.54 | < 0.001 |
| SBP (mmHg) | 125.95 ± 17.94 | 131.92 ± 18.12a | 135.12 ± 17.88ab | 138.01 ± 17.78abc | 198.87 | < 0.001 |
| DBP (mmHg) | 74.79 ± 10.14 | 77.29 ± 10.27a | 78.94 ± 10.58ab | 81.26 ± 11.23abc | 156.81 | < 0.001 |
| GGT (U/L) | 14.80 (12.1,18.3) | 18.00 (14.4, 23.12)a | 22.50 (17.6, 29.7)ab | 31.5 (23.2, 47.4)abc | 406.19 | < 0.001 |
| CR (µmol/L) | 66.32 ± 14 | 68.63 ± 14.01a | 70.34 ± 16.5ab | 72.47 ± 18.97abc | 61.45 | < 0.001 |
| TC (mmol/L) | 4.79 ± 0.89 | 4.8 ± 0.91 | 4.87 ± 0.96ab | 5.01 ± 1.02abc | 25.62 | < 0.001 |
| TG (mmol/L) | 0.98 ± 0.37 | 1.28 ± 0.5a | 1.61 ± 0.71ab | 2.46 ± 1.69abc | 990.99 | < 0.001 |
| HDL (mmol/L) | 1.7 ± 0.39 | 1.47 ± 0.32a | 1.36 ± 0.32ab | 1.23 ± 0.3abc | 846.84 | < 0.001 |
| LDL (mmol/L) | 2.97 ± 0.76 | 3.09 ± 0.8a | 3.16 ± 0.82ab | 3.16 ± 0.88ab | 29.47 | < 0.001 |
| UA (µmol/L) | 262.19 ± 60.98 | 288.9 ± 64.26a | 310.58 ± 70.68ab | 341.71 ± 79.22abc | 550.72 | < 0.001 |
| FPG (mmol/L) | 5.46 ± 1.46 | 5.66 ± 1.55a | 5.91 ± 1.67ab | 6.26 ± 1.9abc | 99.18 | < 0.001 |
| HUA, n (%) | 72 (3.2) | 105 (6.2)a | 305 (11.1)ab | 448 (20.4)abc | 378.01 | < 0.001 |
| HTN, n (%) | 850 (38.0) | 876 (52.1)a | 1694 (61.9)ab | 1645 (74.9)abc | 577.62 | < 0.001 |
| DM, n (%) | 425 (19.0) | 441 (26.2)a | 876 (32.0)ab | 928 (42.3)abc | 280.74 | < 0.001 |
| H-TG, n (%) | 91 (4.1) | 282 (16.8)a | 1055 (38.5)ab | 1574 (71.7)abc | 2413.92 | < 0.001 |
| L-HDL, n (%) | 49 (2.2) | 106 (5.9)a | 377 (13.8)ab | 588 (26.8)abc | 664.65 | < 0.001 |
| MS, n (%) | 12 (0.5) | 123 (6.3)a | 843 (30.8)ab | 1554 (70.7)abc | 3035.19 | < 0.001 |
| METS-IR | 29.67 ± 3.51 | 34.68 ± 3.00a | 38.77 ± 3.68ab | 46.30 ± 21.91abc | 893.90 | < 0.001 |
aP < 0.05 compared with Q1
bP < 0.05 compared with Q2
cP < 0.05 compared with Q3
Data are expressed as mean ± standard deviation for normally distributed variables and as median (interquartile range) for non-normally distributed variables
BMI, body mass index; WC, waist circumference; SBP, systolic blood pressure; DBP, diastolic blood pressure; GGT, glutamyl transpeptidase; CR, creatinine; TC, total cholesterol; TG, triglyceride; HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; FPG, fasting plasma glucose; FLI, fatty liver index, HTN, hypertension; DM, diabetes mellitus; MS, metabolic syndrome; METS-IR, metabolic score for insulin resistance