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Table 3 Reliability and separation indices in the PedsQLTM 4.0 Generic Core Scale

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

 

person

item

person

item

Physical health

    

   Reliability

0.54

0.99

0.61

0.95

   Separation

1.07

11.93

1.25

4.53

Emotional functioning

    

   Reliability

0.62

0.99

0.63

0.99

   Separation

1.28

9.49

1.30

8.21

Social functioning

    

   Reliability

0.23

0.87

0.40

0.94

   Separation

0.55

2.54

0.82

4.14

School functioning

    

   Reliability

0.52

0.98

0.56

0.99

   Separation

1.05

6.93

1.12

11.15

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Health and Quality of Life Outcomes

ISSN: 1477-7525

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