Table 2. Comparison of influencing factors of aging and health between longevity and non-longevity groups.
| Variables | Longevity family | Non-longevity family | p-value |
| (n=304) | (n=288) | ||
| Mean age, y | 66.7 (18.1) | 62.1 (17.9) | 0.0018* |
| Female, n (%) | 139 (44.6) | 155 (52.0) | 0.075 |
| BMI | 20.8 (2.8) | 20.5 (2.8) | 0.366 |
| Alcohol intake, n (%) | 119 (38.1) | 162 (54.4) | <0.0001* |
| Current smoking, n (%) | 107 (34.3) | 140 (47.0) | 0.0017* |
| APOE2+, n (%) | 36 (11.5) | 35 (11.7) | 0.998 |
| APOE4+, n (%) | 54 (17.3) | 58 (19.5) | 0.531 |
| SBP, mmHg | 137.6 (21.9) | 127.7 (20.3) | <0.0001* |
| DBP, mmHg | 80.5 (10.9) | 80.0 (11.3) | 0.060 |
| Glucose, mmol/L | 5.5 (1.5) | 5.3 (1.5) | 0.281 |
| TC, mmol/L | 4.9 (0.9) | 4.7 (0.9) | 0.082 |
| HDL-C, mmol/L | 1.6 (0.8) | 1.1 (0.3) | <0.0001* |
| LDL-C, mmol/L | 2.7 (0.7) | 2.9 (0.8) | 0.008* |
| TG, mmol/L | 1.7 (1.5) | 1.6 (1.3) | 0.844 |
| C-index 1 | 3.65 (1.61) | 4.56 (2.72) | <0.0001* |
| C-index 2 | 2.05 (1.09) | 2.75 (1.49) | <0.0001* |
Note: Parameters were analyzed using binary logistic regression model and APOE ε2/ε4 heterozygotes were omitted from the analysis. Abbreviations: APOE2+, APOE ε2 carriers; APOE4+, APOE ε4 carriers. Data presented as the mean (SD) unless indicated otherwise. *Statistically Significant.