Table 1.
Sample characteristics by age group
| Variable | Sample characteristics | ||
|---|---|---|---|
| <45 | ≥45 | Total | |
| Age | 30.36 (0.75) | 59.11 (9.72) | 42.65 (16.93) |
| Gender (female) | 58% | 57% | 58% |
| Current smoking status | 27% | 12% | 21% |
| Metabolic syndrome | 3% | 19% | 10% |
| Neuroticism | 5.55 (0.95) | 5.50 (0.84) | 5.53 (0.90) |
| Extraversion | 5.09 (0.90) | 4.62 (0.78) | 4.89 (0.88) |
| Openness | 4.94 (0.99) | 4.24 (0.88) | 4.64 (1.01) |
| Agreeableness | 4.44 (0.95) | 4.95 (0.90) | 4.65 (0.96) |
| Conscientiousness | 4.79 (1.02) | 5.05 (0.83) | 4.90 (0.95) |
Means (standard deviations) and percentages. Total N = 5,662, n = 3,214 for <45 and n = 2,419 for ≥45