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Table 2 Descriptive statistics of domain response and scores of the EuroQoL 5-dimension 5-level (EQ-5D-5L) and the Refined Scoliosis Research Society-22 (SRS-22r)

From: Psychometric validation of the EuroQoL 5-Dimension 5-Level (EQ-5D-5L) in Chinese patients with adolescent idiopathic scoliosis

Domain/Total score

Mean

Standard Deviation

Observed Range

Theoretical Range

Floor (%)

Ceiling (%)

EQ-5D-5L

0.93

0.11

0.34-1.00

−0.15-1.00

0

66

SRS-22r

      

Function/activity

4.8

0.42

2.6-5.0

0.0-5.0

0

67

Pain

4.7

0.44

1.8-5.0

0.0-5.0

0

45

Appearance

3.9

0.64

2.0-5.0

0.0-5.0

0

9

Mental Health

4.4

0.58

2.6-5.0

0.0-5.0

0

32

Satisfaction with management

1.1

1.85

0.0-5.0

0.0-5.0

0

5

Total

4.4

0.42

2.6-5.0

0.0-5.0

0

2

EQ-5D-5L Dimension (%)

No problems

Slight problems

Moderate problems

Severe problems

Unable to

 

Mobility

93.4 %

5.3 %

1.3 %

0.0 %

0.0 %

 

Self-care

96.0 %

3.1 %

0.9 %

0.0 %

0.0 %

 

Usual activities

85.9 %

12.8 %

1.3 %

0.0 %

0.0 %

 

Pain/discomfort

70.0 %

28.2 %

0.9 %

0.9 %

0.0 %

 

Depression/anxiety

79.3 %

17.6 %

3.1 %

0.0 %

0.0 %