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Table 4 Multiple regression showing predictors of health-related quality of life in patients with SCD

From: Health-related quality of life in patients with sickle cell disease in Saudi Arabia

 

Physical functioning

Role limitations due to physical health

Role limitations due to emotional problems

Vitality

Emotional well being

Social functioning

Pain

General health

Predictors

B

P

B

P

B

P

B

P

B

P

B

P

B

P

B

P

(Constant)

76.3

 

61.7

 

45.3

 

50.6

 

74.6

 

77.5

 

77.3

 

59.6

 

Gender

−3.1

0.278

−0.2

0.964

1.7

0.714

1.1

0.619

−0.6

0.801

1.9

0.503

4.6

0.126

2.9

0.113

Age

−0.2

0.327

0.2

0.519

0.6

0.020*

0.3

0.036*

0.0

0.772

0.2

0.202

−0.1

0.704

0.0

0.834

University

4.9

0.077

10.9

0.009*

13.9

0.003*

5.3

0.013*

3.7

0.102

2.6

0.359

4.1

0.179

3.4

0.060

Married

−3.8

0.191

−8.4

0.056

−15.7

0.001*

−6.9

0.002*

−5.2

0.029*

−6.1

0.036*

−5.7

0.069

−2.8

0.146

Employed

5.1

0.086

1.9

0.673

0.2

0.960

7.3

0.001*

3.5

0.139

3.9

0.190

6.8

0.036*

1.8

0.347

Obese

−1.5

0.717

−3.7

0.555

3.0

0.667

−2.8

0.366

2.1

0.544

−6.1

0.143

−1.4

0.750

−1.0

0.711

Fever

3.2

0.241

−8.7

0.032*

−5.6

0.212

−6.6

0.001*

−3.0

0.162

−5.2

0.054

−4.2

0.148

−1.9

0.292

Skin redness

−5.7

0.033*

−10.9

0.008*

−5.5

0.226

−2.5

0.220

−1.9

0.382

−3.5

0.203

−2.1

0.472

−4.3

0.016*

Swelling

−8.1

0.003*

−6.0

0.131

−7.1

0.108

−4.2

0.036*

−3.4

0.111

−8.4

0.002*

−14.4

0.001*

−4.3

0.013*

Blood transfusion

−6.7

0.046*

−9.8

0.052

−12.9

0.022*

−1.6

0.524

−0.9

0.726

−7.4

0.026*

−8.3

0.024*

−5.9

0.007*

Family history of anemia

−2.8

0.620

−8.6

0.291

2.4

0.788

−5.2

0.208

−7.0

0.119

−6.2

0.239

−8.8

0.125

−2.1

0.564

Family support

−3.7

0.381

−3.2

0.621

−3.3

0.652

1.1

0.730

−1.1

0.754

−2.1

0.638

−7.6

0.107

−4.0

0.160

Other Chronic disease

−4.0

0.293

−5.5

0.328

−1.0

0.867

−6.7

0.019*

−9.7

0.001*

−10.1

0.008*

−3.7

0.369

−0.7

0.786

Regular exercise

0.0

0.988

4.7

0.239

−1.3

0.764

5.6

0.005*

1.7

0.433

6.1

0.024*

7.5

0.009*

5.2

0.003*

Spleen removed

4.2

0.192

8.1

0.090

11.8

0.027*

0.9

0.716

−5.1

0.048*

−3.1

0.326

2.2

0.514

2.3

0.267

F-value

3.2

 

3.6

 

2.8

 

5.4

 

3

 

4.3

 

5.7

 

4.1

 

P-value

0.001

 

0.001

 

0.001

 

0.001

 

0.001

 

0.001

 

0.001

 

0.001

 

R Square

0.12

 

0.13

 

0.10

 

0.18

 

0.11

 

0.15

 

0.18

 

0.15

 

R

0.35

 

0.36

 

0.32

 

0.42

 

0.33

 

0.39

 

0.43

 

0.38

 
  1. * Controlling for other predictors in model, predictor is significant at α = 0.05