Table 2.
Descriptive statistics for chronological age, biological age, and the difference between biological age and chronological age, separately for the Berlin Aging Study and the Berlin Aging Study II
| N | M | SD | Min–max | |
|---|---|---|---|---|
| Berlin Aging Study | ||||
| Chronological age | 384 | 84.35 | 8.74 | 70–102 |
| Biological age | 384 | 84.35 | 12.70 | 40–119 |
| Δ biological age – chronological age | 384 | 0 | 9.36 | –34–27 |
| Berlin Aging Study II | ||||
| Chronological age | 1517 | 68.66 | 3.62 | 60–85 |
| Biological age | 1517 | 63.48 | 8.33 | 37–90 |
| Δ biological age – chronological age | 1517 | –5.19 | 7.86 | –29–23 |