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Table 5 Characteristics of the NARQoL-21 scales in the study sample

From: The development of a health-related quality-of-life instrument for young people with narcolepsy: NARQoL-21

 

Patient group n = 79

(mean age 14 yrs)

Control group n = 79 (mean age 12 yrs)

Total sample n = 158

Scale (no. of items)

Mean (SD)

% floor

% ceiling

alpha

Mean (SD)

alpha

HrQoL (21)

58.2 (16.3)

0

0

0.886

88.1 (9.8)

0.938

Psychosocial (15)

55.9 (15.8)

0

0

0.839

86.8 (11.1)

0.916

Future outlook (6)

64.0 (21.8)

0

2

0.776

91.1 (9.0)

0.832

Emotional reaction (5)

58.3 (22.7)

0

0

0.826

85.3 (13.5)

0.861

Social confidence (4)

66.8 (19.7)

0

4

0.638

83.4 (16.0)

0.695

School/Concentration (6)

46.8 (20.1)

0

0

0.761

90.4 (9.8)

0.888

Expectations (3)

55.8 (25.0)

0

6

0.786

87.5 (13.6)

0.837

Limitations (3)

72.3 (24.9)

1

18

0.629

94.8 (10.0)

0.669