Table 1.
Subject's characteristics according to Frailty Status (n = 1,287)
| Total | Robust (n = 638) | Pre-frail (n = 542) | Frail (n = 107) | p value | |||||
|---|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | ||||
| Sex | Male | 552 | 275 | 43.1 | 241 | 44.5 | 36 | 33.6 | 0.117 |
| Age groups (years) | |||||||||
| <75 | 685 | 415 | 66.1 | 248 | 45.8 | 22 | 20.6 | <0.0001 | |
| [75–80] | 397 | 169 | 26.5 | 190 | 35.1 | 38 | 35.5 | ||
| ≥80 | 205 | 54 | 8.5 | 104 | 19.2 | 47 | 43.9 | ||
| Educational level | |||||||||
| No formal schooling | 860 | 392 | 61.7 | 391 | 72.1 | 77 | 72.0 | 0.002 | |
| Uncompleted school | 225 | 125 | 19.7 | 81 | 14.9 | 19 | 17.8 | ||
| Primary or secondary school | 199 | 118 | 18.6 | 70 | 12.9 | 11 | 10.3 | ||
| BMI categories (kg/m2) | |||||||||
| <25 | 193 | 77 | 12.1 | 96 | 17.8 | 20 | 18.9 | <0.0001 | |
| [25–30] | 556 | 302 | 47.6 | 218 | 40.5 | 36 | 33.9 | ||
| ≥30 | 530 | 256 | 40.3 | 224 | 41.6 | 50 | 47.2 | ||
| HTA | 665 | 331 | 52.6 | 277 | 51.3 | 57 | 54.3 | 0.817 | |
| Hypercholesterolemia | 491 | 245 | 39.5 | 207 | 38.9 | 39 | 37.5 | 0.927 | |
| Diabetes | 240 | 103 | 16.4 | 113 | 21.0 | 24 | 23.1 | 0.069 | |
| Atherosclerotic disease | 183 | 67 | 10.5 | 86 | 15.9 | 30 | 28.0 | <0.0001 | |
| Ankle–brachial index | |||||||||
| ≤0.9 | 238 | 111 | 18.0 | 99 | 19.0 | 28 | 28.3 | 0.906 | |
| 0.9–1.0 | 322 | 155 | 25.2 | 139 | 26.7 | 28 | 28.3 | ||
| 1.0–1.4 | 647 | 336 | 54.6 | 271 | 52.1 | 40 | 40.4 | ||
| >1.4 | 28 | 14 | 2.3 | 11 | 2.1 | 3 | 3.0 | ||