Table 3.
Multivariate Linear Regression Models (12‐Month Change in Physical Activity and Follow‐Up Scores of Frailty)
| 12‐mo Follow‐Up Frailty Score | 12‐mo Change in Moderate Physical Activity | ||||
|---|---|---|---|---|---|
| Continued Regular Frequency | Decreased Frequency | Continued Low Frequency | Increased Frequency | Adjusted R2, % | |
| Overall frailty | |||||
| Crude modela | Reference | 1.34 (1.02 to 1.66) *** | 1.31 (1.00 to 1.63) *** | −0.25 (−0.64 to 0.13) | 56.6 |
| Adjusted modelb | Reference | 1.31 (0.99 to 1.63) *** | 1.16 (0.84 to 1.49) *** | −0.25 (−0.63 to 0.14) | 57.8 |
| Physical frailty | |||||
| Crude modelc | Reference | 0.83 (0.60 to 1.06) *** | 0.86 (0.63 to 1.09) *** | −0.15 (−0.42 to 0.12) | 51.6 |
| Adjusted modeld | Reference | 0.80 (0.58 to 1.03) *** | 0.73 (0.51 to 0.96) *** | −0.15 (−0.42 to 0.11) | 53.0 |
| Psychological frailty | |||||
| Crude modele | Reference | 0.45 (0.32 to 0.58) *** | 0.47 (0.35 to 0.60) *** | 0.02 (−0.13 to 0.18) | 39.2 |
| Adjusted modelf | Reference | 0.43 (0.30 to 0.56)*** | 0.42 (0.29 to 0.55)*** | 0.01 (−0.15 to 0.16) | 39.7 |
| Social frailty | |||||
| Crude modelg | Reference | 0.13 (0.03 to 0.23)* | 0.14 (0.05 to 0.24)** | −0.03 (−0.15 to 0.09) | 41.8 |
| Adjusted modelh | Reference | 0.14 (0.04 to 0.23)** | 0.13 (0.04 to 0.23)** | 0.02 (−0.09 to 0.13) | 48.5 |
Note: Data presented as B (95% confidence interval), unless otherwise indicated. More details can be found in Supplementary Table S3.
Adjusted for baseline overall frailty and country.
Adjusted for baseline overall frailty, country, age, sex, education level, living situation, smoking, alcohol risk, multimorbidity, and intervention condition.
Adjusted for baseline physical frailty and country.
Adjusted for baseline physical frailty, country, age, sex, education level, living situation, smoking, alcohol risk, multimorbidity, and intervention condition.
Adjusted for baseline psychological frailty and country.
Adjusted for baseline psychological frailty, country, age, sex, education level, living situation, smoking, alcohol risk, multimorbidity, and intervention condition.
Adjusted for baseline social frailty and country.
Adjusted for baseline social frailty, country, age, sex, education level, living situation, smoking, alcohol risk, multimorbidity, and intervention condition.
* P < .05, ** P < .01, *** P < .001, with significant effect estimates in bold.