Research Article

Health-Related Quality of Life in Children and Adolescents with Hereditary Bleeding Disorders and in Children and Adolescents with Stroke: Cross-Sectional Comparison to Siblings and Peers

Table 4

Internal consistency (Cronbach’s alpha) of the self-reported KINDL-R questionnaire (overall wellbeing and all subscales) in all patients (HBD and stroke/TIA), their healthy controls, and normative data of 11–17-year-old study participants deriving from the German National Health Interview and Examination Survey for Children and Adolescents, KIGGS.

KINDL-R scoresPatients# ()Healthy controls# ()11–17-year-old population based children from the KIGGS-study ( = 7,649)

Overall wellbeing0.790.830.82
Physical wellbeing0.630.710.59
Emotional wellbeing0.530.510.59
Self-esteem0.630.660.68
Family-related wellbeing0.650.630.72
Friend-related wellbeing0.600.460.53
School-related wellbeing0.510.690.53

KINDL-R: revised KINDer Lebensqualitätsfragebogen; HBD: hereditary bleeding disorders; TIA: transient ischemic attack. #The number of persons included in the analyses varies slightly between subdimensions, depending on the completeness of the KINDL-R questionnaire; KIGGS: German National Health Interview and Examination Survey for Children and Adolescents. Data taken from Erhart et al. [12].