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Table 4 PedsQL scales: internal consistency reliability

From: Health related quality of life of Dutch children: psychometric properties of the PedsQL in the Netherlands

PedsQL subscale Age group 5-7
α
Age group 8-12
α
Age group 13-18
α
Total score .85 .82 .85
Physical health .69 .61 .69
Psychosocial health .82 .79 .80
Emotional functioning .70 .61 .74
Social functioning .73 .67 .76
School functioning .59 .53 .62