Table 2. Multivariate linear regression coefficients for the frailty status based on SF-36 scalesa.
| Variable | Physical component scale | Mental component scale | ||
| β | (95% CI) | β | (95% CI) | |
| Frailty status | ||||
| Robust | 1 | 1 | ||
| Prefrail | 1.461 | (−0.499, 3.421) | −3.772*** | (−5.731, −1.813) |
| Frail | −6.289** | (−10.398, −2.181) | −9.436*** | (−13.543, −5.329) |
| Model Summary | F=5.736***, R2=0.131 | F=12.501***, R2=0.248 | ||
a
Adjusted for age, number of co-morbidities, living alone, falls in the previous year, arthritis, peptic ulcer disease, and depression.
**
p<0.01,
***
p<0.001.