Table 1.
Baseline demographic and lifestyle factors stratified by FI level. Averages and standard deviations (SD)
| Fittest 0.0 < FI ≤ 0.1 (n = 1,074) |
At risk 0.1 < FI ≤ 0.20 (n = 1,549) |
Frail 0.2 < FI ≤ 0.30 (n = 472) |
Frailest FI > 0.3 (n = 176) |
|
|---|---|---|---|---|
| Age | 76.7 (4.2) | 77.5 (4.3) | 77.7 (4.4) | 79.0 (4.8) |
| Education (years) | 10.9 (3.2) | 10.6 (3.2) | 10.8 (3.2) | 10.3 (3.2) |
| SVI | 0.25 (0.13) | 0.27 (0.13) | 0.29 (0.13) | 0.33 (0.14) |
| Smoking: average pack years | 21.7 (31.0) | 26.0 (35.1) | 32.2 (35.5) | 36.7 (41.0) |
| Alcohol: average oz/month (SD) | 16.1 (32.0) | 18.5 (40.8) | 22.5 (47.5) | 21.2 (44.4) |
| Average time to death (years) | 12.6 (5.6) | 10.9 (5.7) | 9.4 (5.8) | 6.6 (4.7) |