Agree | Disagree | Have no idea | |
---|---|---|---|
12-to 15 year-olds (n = 564) | |||
Dental plaque is formed by colonizing bacteria trying to attach themselves to the tooth’s smooth surface. | 5.3% | 24.9% | 69.8% |
Dental caries mainly caused by the bacteria. | 41.5% | 14.9% | 43.6% |
Having sugars can lead to the dental caries. | 76.6% | 6.9% | 16.5% |
The fluoride tooth paste is good for preventing dental caries. | 3.7% | 2.6% | 93.7% |
Bacteria was one of the reasons causing the gingivality. | 53.7% | 8.5% | 37.8% |
Gingival bleeding is normal when tooth brushed. | 27.1% | 51.1% | 21.8% |
Tooth brushing was not an important ways to prevent gingival bleeding. | 12.2% | 46.8% | 41% |
4-to 6 year- olds (n = 424) | |||
Pit and Fissure Sealant could prevent the dental caries. | 5.8% | 4.2% | 90% |
The dental caries of deciduous teeth did not need to be treated. | 5.3% | 23.8% | 70.9% |
The fluoride tooth paste is good for preventing dental caries. | 9.5% | 1.6% | 88.9% |