Table 1.
The essential characteristics and laboratory test results.
| Younger | Older | t/χ2 | p-value | |
|---|---|---|---|---|
| gender | male229; female143 | male130; female112 | 3.71 | 0.054 |
| age | 37.48 ± 7.14 | 58.09 ± 6.85 | -35.53 | <0.001* |
| BMI | 24.38 ± 3.55 | 25.22 ± 2.99 | -3.03 | 0.003* |
| WC | 83.26 ± 10.58 | 86.64 ± 9.48 | -4.03 | <0.001* |
| DBP | 75.26 ± 11.18 | 79.56 ± 12.42 | -4.46 | <0.001* |
| SBP | 122.91 ± 14.73 | 131.47 ± 18.47 | -6.36 | <0.001* |
| FBG | 5.19 ± 1.08 | 5.79 ± 1.48 | -5.72 | <0.001* |
| TC | 4.62 ± 0.84 | 4.99 ± 0.9 | -5.11 | <0.001* |
| TG | 1.48 ± 1.34 | 1.66 ± 1 | -1.72 | 0.086 |
| HDL | 1.42 ± 0.36 | 1.47 ± 0.39 | -1.4 | 0.163 |
| LDL | 2.79 ± 0.75 | 3.08 ± 0.82 | -4.54 | <0.001* |
| sport | not:48, rarely:182, frequently:142 | not:40, rarely:109, frequently:93 | 1.81 | 0.404 |
| Diet regular | Y325; N47 | Y221; N21 | 2.33 | 0.127 |
| Diet habit | mix281; meatarian37; vegetarian54 | mix173; meatarian13; vegetarian56 | 10.18 | 0.006* |
| wholegrain | Y278; N94 | Y202; N40 | 6.56 | 0.01* |
| smoking | Y84; N288 | Y43; N199 | 2.07 | 0.15 |
| drinking | Y142; N230 | Y89; N153 | 0.12 | 0.727 |
WC: waist circumference; BMI: body mass index; SBP: systolic blood pressure; DBP: diastolic blood pressure; FBG: fasting blood glucose; TC: total cholesterol; TG: triglyceride; HDL: high-density lipoprotein; LDL: low-density lipoprotein cholesterol. Student’s t-tests were used to compare the differences between the younger group (n=372) and the older group (n=242). *p-value<0.05.