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Table 1 Scale descriptives for PedsQL™ 4.0 Generic Core Scales: Child self-report and parent proxy-report

From: Validation of the Korean version of the pediatric quality of life inventory™ 4.0 (PedsQL™) generic core scales in school children and adolescents using the rasch model

Scale

Scale descriptives

 

Number of items

N

α

Mean

SD

Range

%Floor

%Ceiling

Child self-report

        

   Total Score

23

1396

.90

87.93

10.90

35.87–100

0.0

13.3

   Physical Health

8

1405

.79

88.14

12.62

15.63–100

0.0

26.4

   Psychosocial Health

15

1415

.87

87.73

11.72

20.00–100

0.0

18.6

   Emotional Functioning

5

1418

.83

82.58

18.79

0.00–100

0.1

32.4

   Social Functioning

5

1422

.82

93.47

11.31

25.00–100

0.0

60.8

   School Functioning

5

1423

.72

87.07

13.10

20.00–100

0.0

30.6

Parent proxy-report

        

   Total Score

23

1399

.90

90.33

9.68

47.83–100

0.0

20.3

   Physical Health

8

1415

.80

91.71

11.02

37.50–100

0.0

41.3

   Psychosocial Health

15

1412

.88

89.52

10.64

43.33–100

0.0

25.4

   Emotional Functioning

5

1422

.83

84.26

16.56

20.00–100

0.0

35.6

   Social Functioning

5

1427

.88

89.31

12.40

15.00–100

0.0

69.3

   School Functioning

5

1428

.75

89.29

12.39

30.00–100

0.0

41.3

  1. α = Cronbach's alpha. % Floor/ceiling = percentage of scores at the extremes of the scaling range. Higher scores equal better health-related quality of life.