Mediating Effect of Motor Competence on the Relationship between Physical Activity and Quality of Life in Children with Attention Deficit Hyperactivity Disorder
Table 4
Testing the mediation effect of object control on quality of life.
(a)
Predictors
Model 1 (SF)
Model 2 (object control)
Model 3 (SF)
Standardized coefficient
Unstandardized coefficient
SE
Standardized coefficient
Unstandardized coefficient
SE
Standardized coefficient
Unstandardized coefficient
SE
Age
0.07
0.86
1.50
0.37
0.87
0.26
-0.05
-0.62
1.54
Gender
-0.14
-6.70
5.36
-0.20
-1.72
0.90
-0.08
-3.86
5.30
BMI
-0.14
-0.82
0.68
0.11
0.12
0.12
-0.17
-1.01
0.66
ADHD subtype
0.09
1.80
2.18
0.06
0.21
0.37
0.08
1.44
2.10
ADHD severity
-0.40
-0.86
0.26
-0.14
-0.06
0.04
-0.36
-0.77
0.25
MVPA
0.04
0.02
0.07
0.31
0.03
0.01
-0.05
-0.03
0.07
Object control
0.31
1.70
0.63
0.15
0.24
0.22
(b)
Predictors
Model 1 (SCF)
Model 2 (object control)
Model 3 (SCF)
Standardized coefficient
Unstandardized coefficient
SE
Standardized coefficient
Unstandardized coefficient
SE
Standardized coefficient
Unstandardized coefficient
SE
Age
0.08
0.77
1.11
0.37
0.87
0.26
-0.02
-0.20
1.15
Gender
0.06
1.91
3.98
-0.20
-1.72
0.90
0.12
4.04
3.93
BMI
-0.07
-0.29
0.51
0.11
0.12
0.12
-0.10
-0.42
0.50
ADHD subtype
0.06
0.82
1.62
0.06
0.21
0.37
0.04
0.58
1.58
ADHD severity
-0.31
-0.48
0.19
-0.14
-0.06
0.04
-0.27
-0.42
0.19
MVPA
0.04
0.02
0.05
0.31
0.03
0.01
-0.05
-0.02
0.05
Object control
0.28
1.12
0.47
0.09
0.24
0.15
(c)
Predictors
Model 1 (QOL)
Model 2 (object control)
Model 3 (QOL)
Standardized coefficient
Unstandardized coefficient
SE
Standardized coefficient
Unstandardized coefficient
SE
Standardized coefficient
Unstandardized coefficient
SE
Age
-0.05
-0.45
1.08
0.37
0.87
0.26
-0.14
-1.25
1.13
Gender
-0.16
-5.32
3.82
-0.20
-1.72
0.90
-0.12
-3.86
3.85
BMI
0.00
0.01
0.49
0.11
0.12
0.12
-0.02
-0.10
0.48
ADHD subtype
0.15
2.05
1.57
0.06
0.21
0.37
0.14
1.85
1.54
ADHD severity
-0.42
-0.63
0.18
-0.14
-0.06
0.04
-0.38
-0.58
0.18
MVPA
0.03
0.01
0.05
0.31
0.03
0.01
-0.05
-0.02
0.05
Object control
0.24
0.93
0.46
0.14
0.24
0.18
Note. ;,. Both standardized and unstandardized regression coefficients are presented. MVPA: moderate-to-vigorous physical activity; SF: social functioning; SCF: school functioning; QOL: quality of life.
