Table 2.
Frequency of bacterial isolates from various dental units/clinics identified by combination of conventional techniques and sequence analysis
| Bacterial distribution | Frequency of bacterial species | Percentage of relative frequency of bacterial species |
|---|---|---|
| Gram-negative bacteria | ||
| Klebsiella pneumonia | 4 | 3.7 |
| Cronobacter sakazakii | 1 | 0.9 |
| Acinetobacter variabilis | 1 | 0.9 |
| Pantoea septica | 1 | 0.9 |
| Gram-positive bacteria | ||
| Coagulase-negative staphylococci | ||
| Staphylococcus epidermidis | 6 | 5.6 |
| Staphylococcus saprophyticus | 6 | 5.6 |
| Staphylococcus hominis | 3 | 2.8 |
| Staphylococcushaemolyticus | 1 | 0.9 |
| Staphylococcus pasteuri | 2 | 1.8 |
| Staphylococcus Australia | 1 | 0.9 |
| Staphylococcus gallinarum | 3 | 2.8 |
| Staphylococcus warneri | 6 | 5.6 |
| Streptococcus species | ||
| Streptococcus pneumonia | 8 | 7.4 |
| Streptococcus mitis | 4 | 3.7 |
| Streptococcus oralis | 2 | 1.8 |
| Macrococcus brunensis | 1 | 0.9 |
| Enterococcus spp | ||
| Enterococcus faecalis | 1 | 0.9 |
| Enterococcus faecium | 1 | 0.9 |
| Bacillus spp | ||
| Bacillus subtilis | 23 | 21.00 |
| Bacillus pumilus | 5 | 4.6 |
| Bacillus tequilensis | 1 | 0.9 |
| Bacillus thuringiensis | 2 | 1.8 |
| Bacillus endophyticus | 2 | 1.8 |
| Bacillus megaterium | 3 | 2.8 |
| Bacillus velezensis | 3 | 2.8 |
| Bacillus licheniformis | 8 | 7.4 |
| Bacillus amyloliquefaciens | 4 | 3.7 |
| Bacillus cereus | 2 | 1.8 |
| Others | ||
| Terribacillus aidingensis | 1 | 0.9 |
| Terribacillus saccharophilus | 2 | 1.8 |
| Arthrobacter gandavensis | 1 | 0.9 |
| Total | 109 |