Responsiveness of the Early Childhood Oral Health Impact Scale (ECOHIS) is related to dental treatment complexity

Table 2 The Early Childhood Oral Health Impact Scale (ECOHIS) scores at the baseline and 30 days after the treatment, and mean change scores by global transition ratings

Global transition ratings	N	ECOHIS scores Mean (SD)		p ^a	Change scores	ES
Global transition ratings	N	Baseline	After treatment	p ^a	Mean (SD)	ES
After 30 days
No change	20	4.7 (7.2)	1.6 (4.1)	0.110	3.1 (7.8)^a	0.43
Improved a little	22	5.5 (7.0)	0.6 (1.0)	< 0.001	4.9 (6.5)^a	0.70
Improved a lot	110	9.1 (8.7)	0.2 (0.7)	< 0.001	8.9 (8.7)^b	1.02

SD Standard deviation, ES Effect size
Different letters indicate statistical significant differences among children according different global transition ratings (p < 0.05, by Kruskal-Wallis test)
^acalculated with Wilcoxon test

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