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Table 3 Internal Consistency Reliability of the PedsQL™ Family Impact Module in Children with Sickle Cell Disease and Urban Controls

From: A psychometric evaluation of the PedsQL™ Family Impact Module in parents of children with sickle cell disease

Scale Total Sample Sickle Cell Disease Sample Control Sample
Total Score 0.96 0.96 0.97
Parent HRQL Summary Score 0.95 0.94 0.95
Family Functioning Summary Score 0.92 0.92 0.93
Physical Functioning 0.90 0.89 0.92
Emotional Functioning 0.85 0.86 0.86
Social Functioning 0.83 0.86 0.81
Cognitive Functioning 0.92 0.94 0.91
Communication 0.80 0.81 0.80
Worry 0.89 0.89 0.89
Daily Activities 0.86 0.88 0.84
Family Relationships 0.94 0.95 0.92
  1. Values denote Cronbach's α coefficient