Article Figures & Data
Figures
- Figure 1
Bland-Altman Plot for test-retest reliability of child self-report.
- Figure 2
Bland-Altman Plot for test-retest reliability of parent proxy report.
Tables
Demographic Characteristics Min Max X±SD Age (month) 55.0 161.0 102.94±23.23 Height (cm) 95.0 152.0 123.41±11.31 Weight (kg) 14.0 46.0 26.42±7.23 BMI (kg/m²) 10.90 24.79 17.15±2.98 - Table 2
Test-retest reliability of the Turkish version of PedsQL Multidimensional Fatigue Scale.
Items Child Self Report Parent Proxy Report Mean (SD) ICC Scale Mean (SD) ICC Q1 65.66 (31.17) 0.60 Q1 54.04 (24.48) 0.74 Q2 72.88 (32.95) 0.53 Q2 55.45 (27.79) 0.74 Q3 76.58 (31.68) 0.39 Q3 70.24 (29.61) 0.74 Q4 82.04 (29.97) 0.51 Q4 72.18 (28.57) 0.79 Q5 76.05 (31.35) 0.57 Q5 63.20 (28.82) 0.83 Q6 78.34 (32.37) 0.37 Q6 65.84 (27.52) 0.81 General 75.26 (20.04) 0.80 General 63.49 (22.51) 0.89 Q7 65.49 (36.79) 0.68 Q7 72.88 (26.37) 0.80 Q8 79.40 (31.12) 0.64 Q8 79.92 (22.91) 0.81 Q9 73.94 (34.06) 0.80 Q9 70.77 (25.95) 0.84 Q10 63.90 (35.29) 0.71 Q10 68.83 (27.80) 0.81 Q11 80.63 (33.07) 0.53 Q11 81.86 (24.39) 0.83 Q12 78.16 (32.46) 0.63 Q12 80.80 (24.31) 0.84 Sleep/rest 73.59 (20.86) 0.86 Sleep/rest 75.85 (18.86) 0.89 Q13 74.47 (31.57) 0.57 Q13 65.85 (29.99) 0.69 Q14 72.35 (32.02) 0.42 Q14 75.52 (24.63) 0.77 Q15 71.30 (34.71) 0.76 Q15 77.64 (23.38) 0.80 Q16 68.13 (34.48) 0.60 Q16 75.00 (26.12) 0.74 Q17 71.65 (33.97) 0.73 Q17 75.00 (25.78) 0.82 Q18 66.73 (33.89) 0.40 Q18 75.88 (25.33) 0.73 Cognitive 70.69 (24.03) 0.83 Cognitive 74.14 (21.90) 0.86 Total 73.33 (17.92) 0.87 Total 70.61 (19.23) 0.91 Q - Question Scales x2 df x2/df RMSEA CFI NFI GFI AGFI Child Self Report 209.11 132 1.58 0.092 0.81 0.62 0.76 0.69 Parent Proxy Report 233.15 132 1.76 0.105 0.88 0.77 0.74 0.67 RMSEA - root mean squared error of approximation, CFI - comparative fit index, NFI - normative fit index, GFI - goodness-of-fit index, AGFI - adjusted GFI Scale/items Factor 1 Factor 2 Factor 3 General fatigue 1. I feel tired .417 .223 .138 .635 .350 .323 2. I feel physically weak (not strong) .087 .086 .453 .731 .244 .420 3. I feel too tired to do things that I like to do .504 .126 .538 .866 .121 .124 4. I feel too tired to spend time with my friends .522 .269 .216 .783 .186 .239 5. I have trouble finishing things .527 .498 .440 .649 .286 .192 6. I have trouble starting things .585 .425 .408 .689 .084 .188 Sleep/rest fatigue 7. I sleep a lot -.043 .399 .246 .417 .611 .469 8. It is hard for me to sleep through the night .160 .335 -.112 .334 .690 .369 9. I feel tired when I wake up in the morning .361 .509 .075 .327 .737 .571 10. I rest a lot .079 .318 .168 .476 .645 .603 11. I take a lot of naps .049 .091 .758 .139 -.078 .833 12. I spend a lot of time in bed .079 .257 .527 .333 .368 .716 Cognitive fatigue 13. It is hard for me to keep my attention on things .451 .710 .738 .289 .039 .232 14. It is hard to for me to remember what people tell me .733 .759 .135 .267 .031 .170 15. It is hard for me to remember what I just heard .695 .779 .125 .157 .229 .318 16. It is hard for me to think quickly .820 .696 .139 .278 .132 .323 17. I have trouble remembering what I was just thinking .762 .849 .045 .222 .013 .160 18. I have trouble remembering more than one thing at a time .676 .915 .038 .112 .088 .043 - Table 5
Correlation between the Turkish version of PedsQL-Multidimensional Fatigue Scale and other outcome measures.
Scales Child Self Report Parent Proxy Report Total General Sleep/Rest Cognitive Total General Sleep/Rest Cognitive PedsQL-Neuromuscular Module-Child 0.62** 0.50** 0.49** 0.53** 0.44** 0.36** 0.42** 0.40** PedsQL-Neuromuscular Module-Parent 0.31** 0.05 0.39** 0.26* 0.79** 0.74** 0.76** 0.60** 10 Minute Walk Test -0.15 -0.11 -0.74 -0.11 -0.15 -0.15 -0.12 -0.65 Standing from supine -0.70 -0.09 -0.03 0.00 -0.08 -0.05 -0.56 -0.07 Ascending 4 steps -0.38 -0.11 -0.05 0.02 -0.03 -0.03 -0.01 -0.01 Descending 4 steps -0.20 -0.20 -0.09 -0.24 -0.12 -0.11 -0.06 -0.07 6 Minute Walk Test 0.13 0.09 0.13 0.08 0.22 0.18 0.16 0.16 North Star Ambulatory Assessment -0.14 0.11 0.13 0.10 0.16 0.13 0.10 0.13 *p<0.05, **p<0.01 - Table 6
Inter-correlations between the child-self and parent proxy reports of Turkish version of PedsQL Multidimensional Fatigue Scale.
Child-Self Report Parent Proxy Report Total General Sleep/Rest Cognitive Total 0.46** 0.45** 0.43** 0.35** General 0.29* 0.24* 0.27* 0.25* Sleep/Rest 0.45** 0.46** 0.36** 0.34** Cognitive 0.43** 0.34** 0.44** 0.33** *p<0.05, **p<0.01
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