From: Evaluation of a Russian version of the oral health literacy instrument (OHLI)
1 | Dental decay is caused by the bacteria of the oral cavity | true | false | don’t know |
2 | Sweet food and drinks have positive effect on the teeth | true | false | don’t know |
3 | Use of fluoride makes the teeth stronger | true | false | don’t know |
4 | Sealants are dark spots on the teeth | true | false | don’t know |
5 | Dental plaque causes periodontal diseases | true | false | don’t know |
6 | There is no relationship between periodontal diseases and diabetes | true | false | don’t know |
7 | It is necessary to use a dental floss every day to clean between the teeth | true | false | don’t know |
8 | The teeth should be brushed at least twice a day | true | false | don’t know |
9 | Cancer cannot appear in the oral cavity | true | false | don’t know |
10 | Visiting a dentist once a year helps to preserve oral health | true | false | don’t know |