Table 8.
Periodontal pathogens detection at baseline and after treatment (one month and six months) for the CHX group.
| Pathogen | Stage | Baseline | At One Month | At 6 Months |
|---|---|---|---|---|
| Aggregatibacter actinomycetemcomitans | S1 | 0.0 | 0.0 | 0.0 |
| S2 | 2.9 | 1.2 | 1.5 | |
| S3 | 26.8 | 14.1 a | 23.9 | |
| S4 | 30.1 | 19.1 | 22.2 | |
| Porphyromonas gingivalis | S1 | 9.3 | 4.0 c | 8.0 |
| S2 | 16.4 | 5.9 c | 13.4 | |
| S3 | 63.4 | 30.9 c | 47.9 | |
| S4 | 85.7 | 30.2 c | 71.8 | |
| Tannerella forsythia | S1 | 34.7 | 4.0 c | 14.7 b |
| S2 | 37.3 | 4.5 c | 32.8 | |
| S3 | 57.7 | 32.4 | 47.9 | |
| S4 | 85.7 | 69.8 | 73.0 | |
| Treponema denticola | S1 | 22.7 | 1.3 c | 21.6 |
| S2 | 32.8 | 4.5 c | 29.8 | |
| S3 | 54.9 | 36.7 | 43.7 | |
| S4 | 73.0 | 55.5 | 72.2 |
CHX: Chlorhexidine rinsing group; S1: Periodontitis stage 1; S2: Periodontitis stage 2; S3: Periodontitis stage 3; S4: Periodontitis stage 4. Results are expressed as percentages. a p < 0.05; b p < 0.005; c p < 0.001; comparison between the evaluation at baseline and at one and 6 months in the same group.