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Table 8 Hierarchical regression analyses adjusted for age predicting FSQ dimension scores from SCL-90R depression score

From: Quality of life in adults with Gilles de la Tourette Syndrome

Order of entry

β

Significance of β (p-value)

R2

ΔR2

ΔF

Significance of ΔF (p-value)

Physical – basic ADL

      

Step 1

  

0.0770

0.0770

3.81

0.0117

VAS TIC

-0.09

0.5587

    

SCL-90R depression score

-0.07

0.7152

    

Step 2

  

0.0789

0.0019

0.28

0.5961

Interaction of VAS TIC and SCL-90R depression score

-0.14

0.5961

    

Physical – intermediate ADL

      

Step 1

  

0.2977

0.2977

19.36

<0.0001

VAS TIC

-0.16

0.2185

    

SCL-90R depression score

-0.18

0.2872

    

Step 2

  

0.3049

0.0072

1.41

0.2372

Interaction of VAS TIC and SCL-90R depression score

-0.26

0.2372

    

Mental health

      

Step 1

  

0.5972

0.5972

67.70

<0.0001

VAS TIC

-0.01

0.9567

    

SCL-90R depression score

-0.69

<0.0001

    

Step 2

  

0.5980

0.0008

0.28

0.6001

Interaction of VAS TIC and SCL-90R depression score

-0.09

0.6001

    

Work performance

      

Step 1

  

0.1489

0.1489

4.20

0.0085

VAS TIC

0.14

0.5002

    

SCL-90R depression score

0.17

0.4910

    

Step 2

  

0.1976

0.0487

4.31

0.0514

Interaction of VAS TIC and SCL-90R depression score

-0.58

0.0514

    

Social activities

      

Step 1

  

0.2649

0.2649

16.34

<0.0001

VAS TIC

-0.07

0.5866

    

SCL-90R depression score

-0.11

0.5390

    

Step 2

  

0.2775

0.0126

2.36

0.1271

Interaction of VAS TIC and SCL-90R depression score

-0.35

0.1271

    

Quality of social interactions

      

Step 1

  

0.2936

0.2936

18.98

<0.0001

VAS TIC

-0.02

0.8817

    

SCL-90R depression score

-0.53

0.0025

    

Step 2

      

Interaction of VAS TIC and SCL-90R depression score

-0.01

 

0.2936

0.0000

0.00

0.9486

  

0.9486

    
  1. VAS TIC: visual analogue mean scores of severity of Tics; SCL-90R: Symptom Checklist 90 Revised of psychiatric symptoms.