Table 1 Baseline demographic, clinical and laboratory characteristics of the study population
|  | Total population (n = 2247) | Lower GA (≤ 14.4%, n = 1133) | Higher GA (> 14.4%, n = 1114) | P value |
|---|---|---|---|---|
Age, years | 60.1 ± 9.0 | 58.2 ± 9.2 | 62.0 ± 8.3 | < 0.001 |
Gender, male, n (%) | 1616 (71.9) | 864 (76.3) | 752 (67.5) | < 0.001 |
BMI, kg/m2 | 26.1 ± 3.2 | 26.2 ± 3.2 | 26.0 ± 3.2 | 0.323 |
Heart rate, bpm | 69.7 ± 10.2 | 68.9 ± 9.6 | 70.6 ± 10.6 | < 0.001 |
SBP, mmHg | 130.2 ± 16.5 | 128.9 ± 15.9 | 131.6 ± 16.9 | < 0.001 |
DBP, mmHg | 77.0 ± 9.8 | 77.3 ± 9.3 | 76.7 ± 10.2 | 0.162 |
Smoking history, n (%) | 1280 (57.0) | 714 (63.0) | 566 (50.8) | < 0.001 |
Drinking history, n (%) | 526 (23.4) | 300 (26.5) | 226 (20.3) | 0.001 |
Family history of CAD, n (%) | 233 (10.4) | 120 (10.6) | 113 (10.1) | 0.728 |
Medical history, n (%) | ||||
 T2DM | 774 (34.4) | 101 (4.5) | 673 (30.0) | < 0.001 |
 Hypertension | 1397 (62.2) | 671 (59.2) | 726 (65.2) | 0.004 |
 Hyperlipidemia | 1932 (86.0) | 979 (86.4) | 953 (85.5) | 0.557 |
 Anemia | 33 (1.5) | 8 (0.7) | 25 (2.2) | 0.002 |
 Previous MI | 473 (21.1) | 220 (19.4) | 253 (22.7) | 0.056 |
 Previous PCI | 376 (16.7) | 161 (14.2) | 215 (19.3) | 0.001 |
 Previous stroke | 259 (11.5) | 113 (10.0) | 146 (13.1) | 0.020 |
 Previous PAD | 79 (3.5) | 36 (3.2) | 43 (3.9) | 0.380 |
Clinical diagnosis, n (%) | ||||
 UA | 1873 (83.4) | 951 (83.9) | 922 (82.8) | 0.456 |
 NSTEMI | 374 (16.6) | 182 (16.1) | 192 (17.2) |  |
Laboratory examinations | ||||
 TG, mmol/L | 1.5 (1.1, 2.1) | 1.5 (1.1, 2.1) | 1.4 (1.0, 2.1) | 0.440 |
 TC, mmol/L | 4.1 ± 1.0 | 4.2 ± 1.0 | 4.1 ± 1.0 | 0.029 |
 LDL-C, mmol/L | 2.5 ± 0.9 | 2.5 ± 0.9 | 2.5 ± 0.8 | 0.022 |
 HDL-C, mmol/L | 1.0 ± 0.2 | 1.0 ± 0.2 | 1.0 ± 0.2 | 0.261 |
 hs-CRP, mg/L | 1.3 (0.6, 3.3) | 1.2 (0.5, 2.9) | 1.3 (0.6, 3.8) | 0.006 |
 Creatinine, μmol/L | 75.8 ± 16.5 | 76.9 ± 16.7 | 74.7 ± 16.3 | 0.001 |
 eGFR, mL/(min × 1.73 m2) | 93.6 ± 20.0 | 93.7 ± 19.5 | 93.5 ± 20.5 | 0.790 |
 Uric acid, μmol/L | 344.1 ± 80.4 | 358.6 ± 79.5 | 329.5 ± 78.6 | 0.001 |
 FBG, mmol/L | 6.1 ± 1.9 | 5.3 ± 0.9 | 6.9 ± 2.3 |  < 0.001 |
 HbA1c, % | 6.3 ± 1.2 | 5.7 ± 0.5 | 6.9 ± 1.4 | 0.001 |
 LVEF, % | 64.0 ± 6.7 | 63.9 ± 7.0 | 64.0 ± 6.5 | 0.625 |