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Table 3 Regression/logistic regression analyses with baseline scores, Control Variables and the Intervention as Predictors

From: The effects of an integrated care intervention for the frail elderly on informal caregivers: a quasi-experimental study

Outcome Variables

Independent variables

 

T0

Gender

Age

Co-residence

Employment

Partner

Education

Income

Duration

WICM

Perceived health

Perceived health (0–100)

0.673***

−0.134#

−0.73

−0.190#

−0.102

0.059

−0.112

0.061

−0.036

0.079

Perceived change in health (0–100)

0.148#

−0.226*

−0.092

−0.396**

−0.181#

0.008

−0.005

0.084

−0.216**

−0.043

Subjective burden

CarerQoL sum score (0–100)

0.571***

−0.219*

0.144

−0.261*

−0.053

−0.090

−0.135#

−0.003

−0.042

0.132#

CarerQoL-VAS (0–10)

0.562***

0.013

0.108

−0.216#

0.034

0.052

0.012

−0.066

0.045

0.096

Process Utility (PU) (−10-10)

0.605***

−0.067

−0.034

−0.135

−0.069

0.018

−0.031

−0.076

0.222*

0.041

Self-Rated Burden (SRB) Scale (0–10)

0.373***

0.288**

0.151

0.069

0.118

0.119

0.021

0.059

0.017

0.052

Objective burden

Caregivers performing household tasks (log)

8.795***

3.345

1.088

0.157

1.311

0.129

1.313

0.200*

1.000

3.590*

Caregivers performing personal care tasks (log)

10.357***

2.458

1.023

5.829*

1.493

1.045

2.164

0.654

1.000

0.666

Caregivers performing instrumental care tasks (log)

12.825***

4.785*

0.964

1.433

0.444

2.560

0.782

2.133

1.003

1.281

Additional informal caregivers (log)

9.929***

1.040

1.171

0.157*

1.608

0.379

2.314#

0.980

0.998

1.171

Hours spent on household tasks

0.457***

0.009

0.064

0.278*

−0.026

−0.166*

0.058

−0.060

−0.192**

0.020

Hours spent on personal care tasks

0.569***

0.007

0.049

0.188

−0.006

0.050

0.007

0.004

−0.022

0.009

Hours spent on instrumental care tasks

-

-

-

-

-

-

-

-

-

-

Total hours spent

0.577***

0.032

0.132

0.146

−0.003

−0.101

0.033

−0.024

−0.137*

0.071

Total hours spent + other caregivers

0.585***

0.041

0.108

0.166

0.042

−0.084

0.087

−0.042

−0.118

0.107

Quality of life

Quality of life (0–100)

0.361***

−0.161#

−0.041

−0.421**

−0.096

0.106

−0.034

0.056

−0.013

−0.046

Change in quality of life (0–100)

-

-

-

-

-

-

-

-

-

-

Rating of quality of life (0–100)

0.318***

0.097

0.136

−0.320*

−0.010

0.037

−0.007

0.155#

−0.001

0.059

  1. #p < 0.10; *p < 0.05; **p < 0.01; ***p = 0.000 (significant coefficients/Exp(B) shown in bold ); (log) = logistic regression analyses; WICM = Walcheren Integrated Care Model.
  2. Note: Positive Beta values signify better scores for all outcomes with a 0–10 or 0–100 range, except for the outcome Self-Rated Burden (SRB); for SRB, positive Beta values signify increased experienced burden.