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Table 2 Comparison and Correlation between Child Self-Reported and Parent Proxy-Reported QoL

From: Physical and psychosocial quality of life in children with overweight and obesity from Sri Lanka

 

PedsQL ChildSelf-Report Scores

median (IQR)

PedsQL Parent-Proxy-Report Score

median (IQR)

p-valuea

Spearman’scorrelation

coefficient (r)b

Significance

of correlation coefficientb

Physical QoL

78.1 (65.6, 88.4)

75.0 (56.3, 87.5)

0.005**

0.399 (medium)

< 0.01**

Psychosocial QoL

81.7 (72.5, 90.8)

76.7 (65.0, 86.7)

0.017*

0.442 (medium)

< 0.01**

Overall QoL

80.4 (69.6, 89.5)

74.5 (60.9, 87.0)

0.001**

0.515 (large)

< 0.01**

  1. aSignificance of difference between PedsQL Parent Proxy-Report Scores and PedsQL Child Self-Report Scores
  2. bCorrelation between PedsQL Parent- Proxy-Report Scores and PedsQL Child Self-Report Scores. Effect size was evaluated using Cohen’s standards: with correlation coefficients of 0.10-0.29, 0.30-0.49 and ≥0.50 representing small, medium and large associations respectively [19].
  3. *Statistically significant at p<0.05 level **Statistically significant at p<0.01 level
  4. QoL, Quality of Life; IQR, Inter Quartile Range