Table 1 Baseline characteristics of subjects according to the LDL:HDL ratio quartiles
| Â | LDL:HDL ratio quartiles | Â | |||
|---|---|---|---|---|---|
Q1 (0.01–1.61) | Q2 (1.61–1.95) | Q3 (1.96–2.41) | Q4 (2.41–19.11) | P-value | |
No. of subjects | 25,077 | 25,075 | 25,069 | 25,088 | Â |
Sex |  |  |  |  | < 0.001 |
 Men | 8843 (35.26%) | 11,561 (46.11%) | 14,463 (57.69%) | 17,263 (68.81%) |  |
 Women | 16,234 (64.74%) | 13,514 (53.89%) | 10,606 (42.31%) | 7825 (31.19%) |  |
Age, years | 36.00 (32.00–45.00) | 39.00 (33.00–49.00) | 41.00 (34.00–52.00) | 44.00 (35.00–56.00) | < 0.001 |
Height, cm | 164.64 (7.82) | 165.54 (8.26) | 166.74 (8.38) | 168.02 (8.33) | < 0.001 |
Weight, kg | 58.78 (10.30) | 62.42 (11.13) | 65.84 (11.57) | 69.50 (11.86) | < 0.001 |
BMI, kg/m2 | 21.60 (2.87) | 22.69 (3.07) | 23.58 (3.09) | 24.52 (3.09) | < 0.001 |
SBP, mmHg | 114.01 (15.04) | 116.88 (15.78) | 119.60 (16.17) | 121.81 (16.24) | < 0.001 |
DBP, mmHg | 71.00 (10.14) | 72.85 (10.55) | 74.63 (10.71) | 76.55 (10.86) | < 0.001 |
FPG, mmol/L | 4.76 (4.42–5.06) | 4.86 (4.52–5.14) | 4.88 (4.53–5.17) | 4.88 (4.52–5.20) | < 0.001 |
TC, mmol/L | 4.23 (0.71) | 4.53 (0.71) | 4.84 (0.76) | 5.39 (0.89) | < 0.001 |
TG, mmol/L | 0.76 (0.58–1.04) | 0.93 (0.70–1.30) | 1.18 (0.85–1.64) | 1.54 (1.11–2.14) | < 0.001 |
HDL-C, mmol/L | 1.62 (0.30) | 1.44 (0.24) | 1.33 (0.23) | 1.14 (0.22) | < 0.001 |
LDL-C, mmol/L | 2.19 (0.44) | 2.57 (0.43) | 2.86 (0.49) | 3.36 (0.66) | < 0.001 |
ALT, U/L | 14.50 (11.00–20.60) | 16.00 (12.00–23.90) | 18.90 (13.60–28.00) | 22.50 (15.90–34.00) | < 0.001 |
AST, U/L | 20.30 (17.40–24.10) | 21.00 (18.00–25.20) | 22.00 (19.00–27.00) | 23.10 (19.90–28.00) | < 0.001 |
BUN, mmol/L | 4.44 (1.13) | 4.63 (1.15) | 4.70 (1.16) | 4.77 (1.16) | < 0.001 |
Cr, umol/L | 64.92 (14.94) | 68.81 (15.29) | 72.01 (15.65) | 73.89 (15.49) | < 0.001 |
Family history of diabetes | |||||
| Â | 546 (2.18%) | 572 (2.28%) | 532 (2.12%) | 558 (2.22%) | 0.659 |
Smoking status |  |  |  |  | < 0.001 |
 No | 717 (2.86%) | 1000 (3.99%) | 1423 (5.68%) | 2209 (8.81%) |  |
 Past | 177 (0.71%) | 215 (0.86%) | 303 (1.21%) | 395 (1.57%) |  |
 Current | 5858 (23.36%) | 5097 (20.33%) | 5021 (20.03%) | 5223 (20.82%) |  |
 Not recorded | 18,325 (73.07%) | 18,763 (74.83%) | 18,322 (73.09%) | 17,261 (68.80%) |  |
Drinking status |  |  |  |  | < 0.001 |
 No | 142 (0.57%) | 141 (0.56%) | 152 (0.61%) | 204 (0.81%) |  |
 Past | 878 (3.50%) | 1038 (4.14%) | 1286 (5.13%) | 1346 (5.37%) |  |
 Current | 5732 (22.86%) | 5133 (20.47%) | 5309 (21.18%) | 6277 (25.02%) |  |
 Not recorded | 18,325 (73.07%) | 18,763 (74.83%) | 18,322 (73.09%) | 17,261 (68.80%) |  |