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Table 3 Comparison between the studied diabetic children (8–12 years) and adolescents (13–18 years) with their corresponding control groups concerning their child self-reports and parent proxy-reports of PedsQL™ 4.0 Generic Core Scales (GCS) scores

From: Health-related quality of life in a group of Egyptian children and adolescents with type 1 diabetes: relationship to microvascular complications

Functioning scale

No. of items

Diabetic children (8–12  years) n = 24

Healthy children (8–12 years) n = 28

Independent t test

Diabetic adolescents (13–18 years) n = 36

Healthy adolescents (13–18 years) n = 32

Independent t test

t

p value

t

p value

PedsQLâ„¢ 4.0 Generic Core Scales (child self-report)

 Total score

23

77.05 ± 14.58

79.32 ± 11.15

0.638

0.527

64.37 ± 14.54

74.74 ± 13.34

3.051

0.003**

40.22–100

55.43–100

35.87–92.39

45.66–92.39

 Physical health

8

80.07 ± 15.01

82.6 ± 11.01

0.698

0.488

66.64 ± 15.56

80.20 ± 13.63

3.800

0.001**

40.63–100

54.17–100

37.5–96.88

43.75–100

 Emotional functioning

5

70.31 ± 16.14

74.67 ± 19.41

0.872

0.388

56.08 ± 16.71

65.07 ± 19.48

2.048

0.045*

35–100

35–100

25–85

33.33–100

 Social functioning

5

81.35 ± 13.89

81.8 ± 16.42

0.105

0.917

68.06 ± 15.70

77.01 ± 16.84

2.267

0. 027*

45–100

50–100

35–90

45–100

 School functioning

5

74.48 ± 15.78

76.47 ± 14.08

0.482

0.632

65.52 ± 13.67

75.89 ± 16.16

2.864

0. 006**

40–100

50–100

35–95

40–100

 Psychosocial health

15

75.54 ± 14.89

77.64 ± 12.84

0.547

0.587

63.27 ± 14.48

72.67 ± 13.88

2.725

0. 008**

40–100

45–100

35–90

44.23–94.23

PedsQLâ„¢ 4.0 Generic Core Scales (parent proxy-report)

 Total score

23

73.45 ± 15.25

77.75 ± 10.82

1.185

0.242

61.71 ± 14.71

71.97 ± 11.96

3.133

0.003**

39.13–98.91

52.38–97.83

32.61–86.96

41.3–93.48

 Physical health

8

76.63 ± 16.14

82.23 ± 12.14

1.427

0.160

64.94 ± 16.76

76.51 ± 15.84

2.915

0.005**

37.5–100

50–100

34.38–93.75

37.5–96.88

 Emotional functioning

5

67.92 ± 17.87

70.45 ± 17.13

0.519

0.606

52.19 ± 16.73

62.58 ± 16.75

2.555

0.013*

30–100

35–95

20–80

25–100

 Social functioning

5

77.03 ± 12.85

82.5 ± 12.95

1.524

0.134

65.17 ± 15.17

74.71 ± 15.29

2.578

0.012*

50–100

60–100

30–90

40–100

 School functioning

5

70.94 ± 15.86

73.57 ± 14.33

0.629

0. 532

62.88 ± 13.04

72.25 ± 14.43

2.813

0.006**

35–100

40–100

30–90

43.75–100

 Psychosocial health

15

71.96 ± 15.17

75.4 ± 11.35

0.932

0.356

60.08 ± 14.21

69.98 ± 12.39

3.046

0.003**

40–98.33

50–98.33

31.67–83.33

36.67–91.67

  1. *Significant (p < 0.05). **Highly significant (p < 0.01)