Quality of Life as reported by school children and their parents: a cross-sectional survey

Table 2 Test-retest reliability (ICC) on the KINDL and ILC as reported by students by grade.

	KINDL total scale	KINDL physical well-being	KINDL emotional well-being	KINDL Self-esteem	KINDL Family	KINDL Friends	KINDL School	ILC problem-score	ILC LQ28 score
Test-retest 2-week (n = 28–31) 6^th grade	0.83***	0.52**	0.73***	0.64***	0.88***	0.78***	0.75***	0.91***	0.89***
Test-retest 2-week (n = 46–48) 8^th grade	0.90***	0.36**	0.67***	0.85***	0.87***	0.82***	0.84***	0.78***	0.84***
Test-retest 2-week (n= 75–79) Total	0.87***	0.43***	0.70***	0.77***	0.87***	0.81***	0.82***	0.83***	0.86***
Test-retest 4-week (n = 30–31) 6^th grade	0.54**	0.35*	0.37*	0.53**	0.59***	0.33*	0.54**	0.57***	0.70***
Test-retest 4-week (n = 35) 8^th grad0e	0.80***	0.13^n.s.	0.46**	0.61***	0.72***	0.66***	0.80***	0.57***	0.72***
Test-retest 4-week (n = 65–66) Total	0.59***	0.26**	0.41***	0.59***	0.70***	0.47***	0.73***	0.59***	0.72***

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