| 年龄 | 刷牙出血不正常 | 细菌可引起牙龈发炎 | 刷牙对预防牙龈出血的作用 | 细菌可引起龋齿 | 吃糖可以 导致龋齿 | 氟化物对 保护牙齿的作用 | 窝沟封闭 可以保护 牙齿 | 口腔疾病 可能会影响全身健康 |
| 35~44岁 | 63.3% | 75.9% | 53.2% | 69.6% | 81.0% | 22.8% | 12.7% | 79.7% |
| 45~54岁 | 53.7% | 68.4% | 45.3% | 64.2% | 77.9% | 13.7% | 8.4% | 75.8% |
| 55~64岁 | 44.8% | 62.1% | 37.9% | 60.3% | 74.1% | 6.9% | 5.2% | 72.4% |
| 65~74岁 | 38.5% | 53.8% | 34.6% | 53.8% | 69.2% | 7.7% | 3.8% | 69.2% |
| 合计 | 53.1% | 67.8% | 45.0% | 64.0% | 77.1% | 14.3% | 8.5% | 75.6% |