Multiple regression models for quality of life (QoL)
Model | R | R2 | Adjusted R2 | Independent variables | Unstandardised coefficients B | 95% CI | P values | |
Lower bound | Upper bound | |||||||
Overall QoL | 0.70 | 0.50 | 0.47 | Participation: control | 0.09 | 0.07 | 0.12 | <0.001 |
Income | ||||||||
Very low income | −1.65 | −2.70 | −0.60 | 0.001 | ||||
Low income | −1.45 | −2.60 | −0.30 | 0.02 | ||||
Medium income | −0.52 | −1.77 | 0.74 | 0.42 | ||||
High income | Base variable | |||||||
Physical domain | 0.62 | 0.38 | 0.34 | Participation: control | 0.07 | 0.03 | 0.10 | <0.001 |
Income | ||||||||
Very low income | −2.47 | −3.89 | −1.04 | 0.001 | ||||
Low income | −2.25 | −3.79 | −0.71 | 0.01 | ||||
Medium income | −1.21 | −2.88 | 0.47 | 0.16 | ||||
High income | Base variable | |||||||
Health concerns | −0.34 | −0.59 | −0.09 | 0.01 | ||||
Psychological domain | 0.63 | 0.40 | 0.38 | Participation: control | 0.08 | 0.04 | 0.12 | <0.001 |
Participation: importance | 0.05 | −0.00 | 0.10 | 0.05 | ||||
Social domain | 0.57 | 0.32 | 0.30 | Participation: control | 0.08 | 0.03 | 0.13 | 0.002 |
Participation: importance | 0.07 | 0.00 | 0.13 | 0.04 | ||||
Environmental domain | 0.71 | 0.51 | 0.47 | Participation: control | 0.08 | 0.05 | 0.11 | <0.001 |
Education | ||||||||
Secondary level: uncompleted | −2.47 | −4.61 | −0.33 | 0.03 | ||||
Secondary level: completed | −3.02 | −5.34 | −0.69 | 0.01 | ||||
Tertiary level | −1.12 | −3.47 | 1.23 | 0.355 | ||||
Primary level | Base variable | |||||||
Healthcare | ||||||||
Private | 2.66 | 1.36 | 3.86 | <0.001 | ||||
Combination: private and public | 2.61 | 0.94 | 4.37 | 0.003 | ||||
Public | Base variable |