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Table 3 Two-factor loadings exploratory factor analysis

From: Psychometric validation of the French self and proxy versions of the PedsQL™ 4.0 generic health-related quality of life questionnaire for 8–12 year-old children

Item description Item keyword Self-reports Proxy-reports
Factor 1 Factor 2 Factor 1 Factor 2
Variance explained   3.84 3.28 2.30 4.15
Physical dimension
 1 Walking more than one block Walking 0.81 − 0.06 0.99 − 0.09
 2 Running Running 0.95 − 0.15 0.79 0.15
 3 Participating in sports activity or exercise Sports 0.88 − 0.09 0.84 0.10
 4 Lifting something heavy Lifting 0.61 0.15 0.74 0.10
 5 Taking a bath or shower by him/herself Bath 0.67 0.04 1.01 − 0.26
 6 Doing chores around the house Chores 0.27 0.22 0.70 − 0.07
 7 Having pain Aches 0.26 0.37 0.20 0.46
 8 Lack of energy Energy 0.55 0.20 0.21 0.55
Emotion dimension
 9 Being afraid Afraid 0.20 0.47 − 0.05 0.72
 10 Feeling sad or blue Sad 0.25 0.50 0.02 0.80
 11 Feeling angry Angry − 0.10 0.73 − 0.11 0.74
 12 Trouble sleeping Sleeping − 0.06 0.54 − 0.03 0.72
 13 Worrying about what will happen next Future 0.37 0.43 − 0.14 0.82
Social dimension
 14 Getting along with other children Getting along with kids 0.12 0.74 0.60 0.12
 15 Other kids refusing to be friends No friends − 0.04 0.76 0.07 0.55
 16 Getting teased by other children Teased − 0.09 0.82 0.00 0.66
 17 Not able to do things that other children his or her age can do Doing things 0.71 − 0.03 0.30 0.54
 18 Keeping up when playing with other children Playing 0.78 0.12 0.84 0.06
School dimension
 19 Paying attention in class Attention 0.01 0.61 0.55 0.06
 20 Forgetting things Forgetting 0.00 0.73 − 0.02 0.57
 21 Keeping up with schoolwork Schoolwork 0.25 0.51 0.66 0.06
 22 Missing school because not feeling well Not feeling well 0.58 − 0.02 0.36 0.34
 23 Missing school to go see the doctor Doctor 0.45 0.10 0.14 0.43
  1. Values marked in italic represent items participating to each factor; values marked in bold represent highest factor loadings for each item.