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Table 5 Category functioning statistics for domains of the PedsQLTM 4.0 Generic Core Scales

From: Using Rasch rating scale model to reassess the psychometric properties of the Persian version of the PedsQLTM 4.0 Generic Core Scales in school children

  

Child self-report

  

Parent proxy-report

 
 

Average measure

Infit MNSQ

Outfit MNSQ

Step measure

Average measure

Infit MNSQ

Outfit MNSQ

Step measure

Physical health

        

0

0.04

1.25

1.61

None

-0.17

1.05

1.06

None

1

0.24

1.02

1.01

-0.25

0.07

0.99

0.98

-0.05

2

0.54

0.91

0.82

-0.72

0.36

0.96

0.87

-0.67

3

0.91

0.98

0.84

0.81

0.75

0.97

1.01

0.67

4

1.52

0.99

1.00

0.16

1.15

1.02

1.02

0.10

Emotional functioning

        

0

-0.51

1.05

1.05

None

-0.47

1.20

1.29

None

1

-0.12

0.86

0.79

-0.34

-0.24

0.80

0.77

-0.70

2

0.33

0.98

0.95

-0.94

0.33

0.94

0.89

-0.79

3

0.82

0.85

0.91

0.70

0.91

0.77

0.86

0.70

4

1.24

1.10

1.10

0.58

1.38

1.10

1.08

0.79

Social functioning

        

0

-0.13

1.11

1.11

None

-0.36

1.10

1.12

None

1

0.13

0.89

0.82

-0.30

-0.13

0.76

0.65

-0.23

2

0.59

0.91

0.77

-0.82

0.40

0.94

0.84

-0.68

3

1.17

1.00

1.12

0.43

1.00

0.85

1.01

0.20

4

1.57

1.07

1.04

0.68

1.46

1.16

1.11

0.71

School functioning

        

0

-0.24

1.14

1.17

None

-0.31

1.16

1.22

None

1

0.06

0.98

0.94

-0.44

-0.14

0.78

0.70

-0.22

2

0.44

0.91

0.87

-0.91

0.31

0.99

0.99

-0.83

3

0.99

0.96

1.00

0.61

0.86

0.90

1.00

0.45

4

1.45

1.02

1.02

0.74

1.36

1.00

1.00

0.60

  1. 0 = Almost always, 1 = Often, 2 = Sometimes, 3 = Almost never, 4 = Never