Evaluation of Treatment in the Smart Home IRIS in terms of Functional Independence and Occupational Performance and Satisfaction

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.