Table 2 . Values of Mean ± SD for Bacterial Loads at Baseline and After 3 months in Each Group .
| Bacterial Species | Evaluation Point | Group A | Group B | Group C | P Value |
| Aggregatibacter actinomycetemcomitans | |||||
| Base line | 2233±1090 | 2520±671 | 2912±2103 | .689 | |
| 3 months | 555±245 | 8200±573 | 662±358 | ||
| P value | 0.004 | 0.000 | 0.025 | ||
| 0-3 m ∆ | 1677±1258 | 1700±970 | 2250±2236 | ||
| Porphyromonas gingivalis | |||||
| Base line | 15.11±826 | 17.6±689 | 1487±701 | .727 | |
| 3 months | 4.55±343 | 4.9±280 | 500±239 | ||
| P value | 0.002 | 0.001 | 0.010 | ||
| 0-3 m ∆ | 10.55±709 | 12.7±842 | 987±802 | ||
| Treponema denticola | |||||
| Base line | 1722±591 | 1720±841 | 1725±777 | .739 | |
| 3 months | 355±287 | 690±615 | 650±396 | ||
| P value | 0.000 | 0.026 | 0.016 | ||
|
0-3 m ∆ |
1366±691 | 1030±1226 | 1074±966 |