Table 1
Baseline characteristics of different CAR groups in the total population
| Total (n=62 067) | Q1 (n=15 614) | Q2 (n=15 419) | Q3 (n=15 519) | Q4 (n=15 515) | |
| Male n (%) | 46 503 (74.9) | 11 415 (73.1) | 11 199 (72.6) | 11 858 (76.4) | 12 031 (77.5) |
| Female n (%) | 15 564 (25.1) | 4199 (26.9) | 4220 (27.4) | 3661 (23.6) | 3484 (22.5) |
| Age (years) | 52.4±13.0 | 50.4±13.4 | 53.0±12.9 | 52.9±12.6 | 53.4±13.0 |
| Smoker n (%) | 28 464 (45.9) | 6829 (43.7) | 6746 (43.8) | 7339 (47.3) | 7550 (48.7) |
| Alcohol intake≥36 mL/day, n (%) | 2956 (4.8) | 727 (4.7) | 811 (5.3) | 785 (5.1) | 633 (4.1) |
| Higher education n (%) | 10 607 (17.1) | 3548 (22.7) | 2713 (17.6) | 2338 (15.1) | 2008 (12.9) |
| Physical exercise n (%) | 41 118 (66.2) | 9895 (63.4) | 10 127 (65.7) | 10 471 (67.5) | 10 625 (68.5) |
| Body mass index kg/m2 | 25.0±3.4 | 23.8±3.2 | 24.6±3.2 | 25.5±3.3 | 25.9±3.6 |
| Waist cm | 87.4±10.3 | 84.8±10.2 | 86.7±9.9 | 88.5±10.0 | 89.7±10.4 |
| LDL-c mmol/L | 2.5±0.9 | 2.4±0.8 | 2.6±0.8 | 2.6±0.9 | 2.5±1.0 |
| HDL-c mmol/L | 1.6±0.5 | 1.6±0.5 | 1.7±0.5 | 1.5±0.4 | 1.4±0.4 |
| Total cholesterol mmol/L | 5.0±1.0 | 4.9±1.0 | 4.9±1.0 | 5.0±1.0 | 5.0±1.0 |
| Triglyceride mmol/L | 1.3 (0.9,1.9) | 1.1 (0.8,1.7) | 1.3 (0.9,1.8) | 1.4 (0.9,2.1) | 1.4 (1.0,2.1) |
| Systolic blood pressure mmHg | 130.0±19.5 | 125.8±18.9 | 129.0±19.4 | 131.9±19.2 | 133.1±19.8 |
| Diastolic blood pressure mmHg | 83.8±10.9 | 81.8±10.7 | 83.2±10.8 | 84.9±10.8 | 85.3±11.0 |
| hs-CRP mg/L | 1.2 (0.6, 2.9) | 0.3 (0.1, 0.5) | 0.9 (0.8, 1.0) | 1.9 (1.5, 2.3) | 5.0 (3.7, 7.5) |
| Serum albumin g/L | 46.5±3.1 | 46.6±2.9 | 46.6±3.1 | 46.5±3.2 | 46.3±3.1 |
| Alanine aminotransferase U/L | 21.8±17.0 | 19.4±13.8 | 20.8±14.7 | 23.0±18.6 | 23.9±19.6 |
| Hypertension n (%) | 35 478 (57.2) | 7291 (46.7) | 8527 (55.3) | 9581 (61.7) | 10 079 (65.0) |
| Diabetes n (%) | 6324 (10.2) | 1133 (7.3) | 1429 (9.3) | 1693 (10.9) | 2069 (13.3) |
| eGFR mL/min | 93.4±19.3 | 98.1±18.1 | 95.1±18.4 | 91.4±19.9 | 89.2±19.5 |
| HbsAg (+) n (%) | 14 225 (23.5) | 3829 (25.2) | 3744 (24.9) | 3465 (22.9) | 3187 (21.1) |
| Hypotensive drugs n (%) | 13 640 (22.0) | 2651 (16.7) | 3383 (21.9) | 3614 (23.3) | 4028 (26.0) |
| Lipid-lowing treatment n (%) | 1813 (2.9) | 344 (2.2) | 477 (3.1) | 475 (3.1) | 517 (3.3) |
| Hypoglycaemic drugs n (%) | 3226 (5.2) | 645 (4.1) | 821 (5.3) | 823 (5.3) | 937 (6.0) |
| Family history of CVD n (%) | 7644 (12.3) | 2009 (12.9) | 2124 (13.8) | 1874 (12.1) | 1637 (10.6) |
Measurement data with normal distribution were presented as (
±s), count data as %, and skewed distribution data as median (25th, 75th).All p values were significant at a level <0.01.
CVD, cardiovascular disease; eGFR, estimated glomerular filtration rate; HbsAg (+), positive for hepatitis B surface antigen; HDL-c, high-density lipoprotein cholesterol; Hs-CRP, high-sensitivity C reactive protein; LDL-c, low-density lipoprotein cholesterol.
