Fig. 2

The responses of parents’ oral health attitude. Item 1: Oral health is very important to personal life; Item 2: A regular dental visit is important; Item 3: The quality of teeth is innate, and has little to do with personal behavior; Item 4: Preventing oral diseases depends on ourselves. The response ‘disagree’ of item 3 is the positive response, while the response ‘agree’ of other items is the positive response. The response ‘agree’, ‘disagree’ and ‘not to matter’, was scored 1, 0, and 0 respectively