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Table 2 Distribution and reliability of the PedsQL™ 4.0 Generic Core Scale and Oral Health Scale scores

From: Adaptation and validation of the PEDSQL™ oral health scale for toddlers in Chilean population

Scale

Number of items

Observed range

Median (IQR)

Mean (SD)

Floor effect (%)

Ceiling effect (%)

Cronbach’s alpha

Total Generic Core Scale

21

42.9–100

84.5 (14.3)

82.2 (12.2)

0

2.66

0.87

Physical Functioning

8

18.8–100

90.6 (21.9)

85.27 (16.47)

0

26.6

0.83

Emotional Functioning

5

25–100

80 (25)

76.58 (16.27)

0

9.6

0.75

Social Functioning

5

20–100

90 (20)

85.99 (14.99)

0

32.9

0.74

School Functioning

3

16.7–100

77 (25)

76.95 (18.26)

0

21.3

0.56

Oral Health Scale

5

5–100

95 (15)

89.05 (16.08)

0

46.5

0.79

  1. Floor effect: percentage of patients with minimum score; Ceiling effect: percentage of patients with maximum score
  2. IQR Interquartile range; SD standard deviation