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Table 5 Linear regression analysis with regard to depression levels, quality of life of the proxy and subjective burden experienced by the proxy as dependent variables

From: Appraising the need for care in alzheimer’s disease

Predicting variables

UB

SE

SB

t

p-value

95% CI

Depression of proxy (GDS)

      

Behave-AD

.120

.044

.205

2.711

.007**

0.27 – 0.205

Bayer-ADL

.332

.154

.264

2.165

.032**

−0.007 – 0.645

iADl

−.021

.164

−.015

−.127

.899

−0.341 – 0.324

MMSE

.032

.032

.077

.998

.320

−0.026 – 0.106

RUD time on ADL

.087

.160

.049

.542

.589

−0.229 – 0.403

RUD time on iADL

−.121

.142

−.065

−.849

.397

−0.400 – 0.159

RUD time on supervision

.015

.030

.045

.503

.616

−0.044 – 0.075

Constant

−.145

1.606

 

−.090

.928

−3.605 – 2.901

Quality of life of the Proxy (QOL-AD)

      

Behave-AD

−.138

.085

−.127

−1.618

.107

−0.305 – 0.030

B-ADL

−.688

.293

−.298

−2.351

.020**

−1.266 – − 0.111

iADl

−.267

.313

−.108

−.855

.394

− 0.884 – 0.350

MMSE

−.057

.062

−.075

−.928

.355

−0.179 – 0.064

RUD time on ADL

.199

.306

.061

.651

.516

−0.404 – 0.803

RUD time on iADL

.279

.271

.081

1.032

.303

−0.255 – 0.813

RUD time on supervision

.049

.058

.079

.851

.396

−0.065 – 0.163

Constant

44.327

3.068

 

0.000

14.447

38.275 – 50.380

Burden of the proxy (Behave-AD)

      

Behave-AD

.063

.014

.329

4.391

.000**

0.035 – 0.091

B-ADL

.124

.052

.303

2.379

.018**

0.021 – 0.228

iADl

.067

.053

.152

1.247

.214

−0.039 – 0.172

MMSE

.000

.011

.000

−.005

.996

− 0. 021 – 0.021

RUD time on ADL

−.101

.051

−.174

−1.986

.048**

− 0.202 – 0.001

RUD time on iADL

.105

.045

.173

2.338

.020**

− 0.016 – 0.194

RUD time on supervision

−.003

.010

−.030

−.343

.732

−0.022 – 0.016

Constant

.542

.523

 

1.037

.301

−0.489 – 1.573

  1. Legend: UB = Unstandardized B, SE = Standard Error of B, SB = Standardised B, CI = Confidence Interval.