Table 2.
Mean and standard deviation of the diameter (mm) of the zone of inhibition in bacterial species by the studied mouthwashes in disc diffusion method
| Bacteria | Mean±SD | P | ||
|---|---|---|---|---|
|  | ||||
| CHX | Green tea-Aloe vera | Chamomile | ||
| Streptococcus oralis | 1.70±0.05 | 0±0 | 0±0 | <0.001 | 
| Eikenella corrodens | 1.80±0.10 | 0.86±0.05 | 0±0 | <0.001 | 
| Streptococcus sanguis | 2.02±0.06 | 0±0 | 1.65±0.06 | <0.001 | 
| Streptococcus mutans | 1.63±0.07 | 0.24±0.41 | 0±0 | <0.001 | 
| Porphyromonas gingivalis | 2±0 | 1.23±0.26 | 0±0 | <0.001 | 
| P | <0.001 | <0.001 | <0.001 | - | 
SD: Standard deviation; CHX: Chlorhexidine