Table 5.
Parameter estimates and regression diagnostics of colinearity for multiple linear regression model of change in COPM performance individual mean score.
| Predictor | b | β | P | VIF |
|---|---|---|---|---|
| Constant | 4.186 | 0.006 | ||
|
| ||||
| Gender (male versus female) | 1.174 | 0.221 | 0.034 | 1.168 |
| Age (years) | −0.001 | −0.008 | 0.936 | 1.031 |
| COPM performance at 1st assessment | −0.757 | −0.534 | <0.001 | 1.118 |
|
| ||||
| Diagnosis type (more versus less severe) | −0.848 | −0.147 | 0.147 | 1.126 |
| Number of assistive technologies | 0.697 | 0.252 | 0.012 | 1.064 |
b: regression coefficient; β: standardised regression coefficient; VIF: variance inflation factor.