Table 2 Characteristics of the study sample, stratified by frailty status for both frailty measures
From: Sensory and motor correlates of frailty: dissociation between frailty phenotype and frailty index
| Â | FP | FI | ||||
|---|---|---|---|---|---|---|
|  | Pre-frail (n = 28) | Frail (n = 16) | p-value | Pre-frail (n = 27) | Frail (n = 17) | p-value |
Age, years, mean ± SD | 79.9 ± 5.6 | 81.3 ± 5.5 | 0.412 | 78.9 ± 5.5 | 82.8 ± 4.8 | 0.021 |
Body mass index, kg/m2, mean ± SD | 29.1 ± 6.2 | 27.6 ± 6.8 | 0.469 | 27.9 ± 6.5 | 29.6 ± 6.4 | 0.403 |
MMSE, mean ± SD | 28.9 ± 1.5 | 28.5 ± 1.4 | 0.238 | 28.8 ± 1.6 | 28.7 ± 1.3 | 0.362 |
CES-D, mean ± SD | 13.3 ± 6.7 | 20.8 ± 8.9 | 0.003 | 13.3 ± 6.3 | 20.3 ± 9.4 | 0.012 |
Visual acuity, logMAR, mean ± SD | 0.20 ± 0.17 | 0.18 ± 0.18 | 0.816 | 0.16 ± 0.13 | 0.24 ± 0.22 | 0.161 |
Hearing threshold, dB, mean ± SD | 34.0 ± 12.4 | 32.0 ± 11.4 | 0.855 | 30.7 ± 11.2 | 37.4 ± 12.4 | 0.058 |
Mechanical detection threshold, mN, mean ± SD | 0.69 ± 1.12 | 0.82 ± 0.91 | 0.486 | 0.79 ± 1.21 | 0.66 ± 0.71 | 0.621 |
PPT score, mean ± SD | 10.6 ± 1.9 | 8.3 ± 2.3 | 0.001 | 10.2 ± 2.2 | 9.0 ± 2.5 | 0.075 |
SPPB score, mean ± SD | 8.1 ± 1.7 | 6.2 ± 2.7 | 0.017 | 8.4 ± 1.7 | 5.8 ± 2.3 |  < 0.001 |