Table 1.

ECOHIS-4D classification system

Dimension	Level	Description
Pain	1	Your child never experiences pain in the teeth, mouth, or jaws
	2	Your child occasionally experiences pain in the teeth, mouth, or jaws
	3	Your child very often experiences pain in the teeth, mouth, or jaws
Eating	1	Your child never experiences difficulty eating
	2	Your child occasionally experiences difficulty eating
	3	Your child very often experiences difficulty eating
Irritability	1	Your child is never irritable or frustrated
	2	Your child is occasionally irritable or frustrated
	3	Your child is very often irritable or frustrated
Talking	1	Your child never avoids talking
	2	Your child occasionally avoids talking
	3	Your child very often avoids talking