The Malay version of the Early Childhood Oral Health Impact Scale (Malay-ECOHIS) – assessing validity and reliability

Table 6 Discriminant validity of Malay ECOHIS through comparison of mean Malay-ECOHIS scores and respective sub-scales by caries status

M-ECOHIS	Caries	Caries-free	p-value*	Cohen’s d^a	% Floor	% Ceiling
M-ECOHIS	Mean (SD)	Mean (SD)	p-value*	Cohen’s d^a	(0 score)	(max score)
Child impact section	13.1 (4.00)	12.17 (4.78)	<0.001	0.21	27.0	0.1
Family impact section	5.35 (2.01)	4.85 (2.18)	<0.001	0.24	58.4	0.2
Overall score	18.44 (5.39)	17.00 (6.46)	<0.001	0.24	21.6	0

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