Table 3 Regression coefficients obtained from the multilevel linear regression models
KCL5 score Mean difference of Kihon Checklist score by 1-unit increase of each explanatory variable | ||
|---|---|---|
N=2414 (total1=7928) | p value | |
Model 12 | ||
Intercept | 4.61 (4.49, 4.73) | P<0.001 |
Age4 (years old) | 0.75 (0.67, 0.82) | P<0.001 |
Model 23 | ||
Intercept | 3.90 (3.33, 4.46) | P<0.001 |
Age4 (years old) | 0.82 (0.64, 0.99) | P<0.001 |
Participation | ||
Short | 0 (Reference) | |
Mid | − 0.31 (− 0.64, 0.02) | P=0.069 |
Long | − 0.93 (− 1.30, − 0.56) | P<0.001 |
Change of KCL score from baseline | 0.51 (0.49, 0.52) | P<0.001 |
Interaction terms between age and participation | ||
Age:short | 0 (Reference) | |
Age:mid | − 0.15 (− 0.38, 0.08) | P=0.211 |
Age:long | − 0.17 (− 0.40, 0.07) | P=0.162 |