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Table 3 Convergent validity of the EQ-5D-Y-3L and corresponding items on the WeeFIM, Faces Pain Scale-Revised and Moods and Feelings Questionnaire

From: The validity and reliability of the interviewer-administered EQ-5D-Y-3L version in young children

 

5–7-years

8–10-years

5–7 vs 8–10-years

 

(n = 177)

(n = 211)

z-score

p-value

WeeFIM mobility

EQ-5D-Y-3L mobility

Locomotion (walk/wheelchair for ≥ 45 m OR crawl ≥ 15 m)

− 0.51**

− 0.43**

− 1.03

0.151

Stairs climbing (ascend/descend 12–14 stairs)

− 0.43**

− 0.47**

0.49

0.312

Mobility total

− 0.38**

− 0.47**

1.07

0.142

WeeFIM self-care

EQ-5D-Y-3L Looking After Myself

Grooming

− 0.27**

− 0.38**

1.20

0.115

Bathing (washing body excluding back)

− 0.61**

− 0.69**

1.35

0.089

Dressing upper body

− 0.42**

− 0.59**

2.24

0.013

Dressing lower body

− 0.40**

− 0.61**

2.78

0.003

Self-care total

− 0.54**

− 0.67**

2.01

0.022

WeeFIM mobility

EQ-5D-Y-3L Usual Activities

Mobility total

− 0.28**

− 0.33**

0.54

0.295

Motor total§

− 0.36**

− 0.39**

0.34

0.369

WeeFIM cognition

    

Social interaction (interaction with other children)

− 0.01

0.05

− 0.58

0.281

 

EQ-5D-Y-3L Pain or Discomfort

Faces Pain Scale-Revised

0.48**

0.38**

1.20

0.115

Moods and Feelings Questionnaire

EQ-5D-Y-3L Worried, Sad or Unhappy

Unhappy

0.12

0.18**

− 0.60

0.274

Enjoyment

0.09

0.18**

− 0.89

0.187

Crying

0.08

0.21**

− 1.29

0.099

Lonely

0.21**

0.22**

− 0.10

0.460

Total

0.19*

0.34**

− 1.57

0.058

  1. *Spearman’s correlation p < 0.05. **Spearman’s correlation p < 0.001, A significant z-score is bolded. A higher Moods and Feelings score, Faces Pain Scale-Revised score and EQ-5D-Y-3L score both indicate greater problems. A higher WeeFIM score indicates greater independence