| Non-smokers n = 5 | Smokers n = 5 | Oral disease patients n = 5 | |
| Gender (M;F) | 2; 3 | 3; 2 | 3; 2 |
| Age | 27.6 ± 3.36 | 35.8 ± 12.5 | 45.8 ± 19.1 |
| Cigarette consumption | -- | 13.4 ± 2.19 | -- |
| Duration of smoking | -- | 19 ± 13.03 | -- |
| Periodontal status | Self-recognized healthy | Gingivitis (n = 1) | Gingivitis (n = 2) Dental caries (n = 3) |