Time | Number of people examined | Periodontitis of mild severity, % | Number of people examined | Periodontitis of moderate severity, % |
8 h | 15 | 27 | 11 | 20 |
10 h | 16 | 29 | 18 | 33 |
12 h | 24 | 44 | 26 | 47 |
n = 55 |
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